What is the best way to travel from Portland, OR to San Diego?
Looking for a trip? Compare all the available Flights and Buses for the journey to San Diego from Portland, OR. Check between different modes of transportation, look for the cheapest tickets, fastest rides and most popular stations, and see all 2 available companies to find your perfect trip!
What is the cheapest way to reach San Diego from Portland, OR?
You can get to San Diego with just $77 by taking a Flight from Alaska Airlines, but you can find many more cheap offers: we have selected the best ones for next few days here for you.
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Frontier Airlines30h 4m05:46 PMPortland, OR AirportPortland, OR Airport11:50 PMSan Diego AirportSan Diego Airport0EconomyA Flight from Frontier Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/2/2026 5:46:00 PM to San Diego Airport, San Diego Airport (USA) arriving at 6/3/2026 11:50:00 PM. 50 Economy ticket for $80 per person are available. Travel duration is 30h 4m
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Alaska Airlines2h 43m07:15 AMPortland, OR AirportPortland, OR Airport9:58 AMSan Diego AirportSan Diego Airport0EconomyA Flight from Alaska Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/2/2026 7:15:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/2/2026 9:58:00 AM. 50 Economy ticket for $83 per person are available. Travel duration is 2h 43m
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Alaska Airlines2h 43m010:35 AMPortland, OR AirportPortland, OR Airport1:18 PMSan Diego AirportSan Diego Airport0EconomyA Flight from Alaska Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/2/2026 10:35:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/2/2026 1:18:00 PM. 50 Economy ticket for $83 per person are available. Travel duration is 2h 43m
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United Airlines4h 44m05:15 AMPortland, OR AirportPortland, OR Airport9:59 AMSan Diego AirportSan Diego Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/2/2026 5:15:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/2/2026 9:59:00 AM. 50 Economy ticket for $90 per person are available. Travel duration is 4h 44m
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United Airlines6h 36m05:15 AMPortland, OR AirportPortland, OR Airport11:51 AMSan Diego AirportSan Diego Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/2/2026 5:15:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/2/2026 11:51:00 AM. 50 Economy ticket for $90 per person are available. Travel duration is 6h 36m
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United Airlines8h 0m05:00 AMPortland, OR AirportPortland, OR Airport1:00 PMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/2/2026 5:00:00 AM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/2/2026 1:00:00 PM. 50 Economy ticket for $108 per person are available. Travel duration is 8h 0m
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Greyhound US44h 25m01:50 AMPortland, ORGreyhound Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from Greyhound US goes from Greyhound Bus Station, Portland, OR (USA) at 6/2/2026 1:50:00 AM to Seaport Village, San Diego (USA) arriving at 6/3/2026 10:15:00 PM. 50 Economy ticket for $122 per person are available. Travel duration is 44h 25m
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Greyhound US44h 25m01:50 AMPortland, ORUnion Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from Greyhound US goes from Union Bus Station, Portland, OR (USA) at 6/2/2026 1:50:00 AM to Seaport Village, San Diego (USA) arriving at 6/3/2026 10:15:00 PM. 50 Economy ticket for $126 per person are available. Travel duration is 44h 25m
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FlixBus27h 50m08:00 PMPortland, ORGreyhound Bus Station11:50 PMSan DiegoOld Town Transit Center0EconomyA Bus from FlixBus goes from Greyhound Bus Station, Portland, OR (USA) at 6/2/2026 8:00:00 PM to Old Town Transit Center, San Diego (USA) arriving at 6/3/2026 11:50:00 PM. 50 Economy ticket for $135 per person are available. Travel duration is 27h 50m
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FlixBus50h 15m08:00 PMPortland, ORGreyhound Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from FlixBus goes from Greyhound Bus Station, Portland, OR (USA) at 6/2/2026 8:00:00 PM to Seaport Village, San Diego (USA) arriving at 6/4/2026 10:15:00 PM. 50 Economy ticket for $138 per person are available. Travel duration is 50h 15m
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FlixBus27h 50m08:00 PMPortland, ORUnion Bus Station11:50 PMSan DiegoOld Town Transit Center0EconomyA Bus from FlixBus goes from Union Bus Station, Portland, OR (USA) at 6/2/2026 8:00:00 PM to Old Town Transit Center, San Diego (USA) arriving at 6/3/2026 11:50:00 PM. 50 Economy ticket for $139 per person are available. Travel duration is 27h 50m
Cheapest Flights Tuesday
Cheapest Buses Tuesday
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Alaska Airlines2h 43m07:15 AMPortland, OR AirportPortland, OR Airport9:58 AMSan Diego AirportSan Diego Airport0EconomyA Flight from Alaska Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/3/2026 7:15:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/3/2026 9:58:00 AM. 50 Economy ticket for $77 per person are available. Travel duration is 2h 43m
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Alaska Airlines2h 38m02:45 PMPortland, OR AirportPortland, OR Airport5:23 PMSan Diego AirportSan Diego Airport0EconomyA Flight from Alaska Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/3/2026 2:45:00 PM to San Diego Airport, San Diego Airport (USA) arriving at 6/3/2026 5:23:00 PM. 50 Economy ticket for $77 per person are available. Travel duration is 2h 38m
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United Airlines4h 44m05:15 AMPortland, OR AirportPortland, OR Airport9:59 AMSan Diego AirportSan Diego Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/3/2026 5:15:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/3/2026 9:59:00 AM. 50 Economy ticket for $88 per person are available. Travel duration is 4h 44m
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United Airlines4h 51m07:00 AMPortland, OR AirportPortland, OR Airport11:51 AMSan Diego AirportSan Diego Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/3/2026 7:00:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/3/2026 11:51:00 AM. 50 Economy ticket for $88 per person are available. Travel duration is 4h 51m
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Skyscanner4h 7m010:30 AMPortland, OR AirportPortland, OR Airport2:37 PMSan Diego AirportSan Diego Airport0EconomyA Flight from Skyscanner goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/3/2026 10:30:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/3/2026 2:37:00 PM. 50 Economy ticket for $105 per person are available. Travel duration is 4h 7m
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United Airlines8h 0m05:00 AMPortland, OR AirportPortland, OR Airport1:00 PMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/3/2026 5:00:00 AM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/3/2026 1:00:00 PM. 50 Economy ticket for $149 per person are available. Travel duration is 8h 0m
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Greyhound US44h 25m01:50 AMPortland, ORGreyhound Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from Greyhound US goes from Greyhound Bus Station, Portland, OR (USA) at 6/3/2026 1:50:00 AM to Seaport Village, San Diego (USA) arriving at 6/4/2026 10:15:00 PM. 50 Economy ticket for $113 per person are available. Travel duration is 44h 25m
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FlixBus27h 50m08:00 PMPortland, ORGreyhound Bus Station11:50 PMSan DiegoOld Town Transit Center0EconomyA Bus from FlixBus goes from Greyhound Bus Station, Portland, OR (USA) at 6/3/2026 8:00:00 PM to Old Town Transit Center, San Diego (USA) arriving at 6/4/2026 11:50:00 PM. 50 Economy ticket for $114 per person are available. Travel duration is 27h 50m
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FlixBus50h 15m08:00 PMPortland, ORGreyhound Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from FlixBus goes from Greyhound Bus Station, Portland, OR (USA) at 6/3/2026 8:00:00 PM to Seaport Village, San Diego (USA) arriving at 6/5/2026 10:15:00 PM. 50 Economy ticket for $116 per person are available. Travel duration is 50h 15m
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Greyhound US44h 25m01:50 AMPortland, ORUnion Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from Greyhound US goes from Union Bus Station, Portland, OR (USA) at 6/3/2026 1:50:00 AM to Seaport Village, San Diego (USA) arriving at 6/4/2026 10:15:00 PM. 50 Economy ticket for $117 per person are available. Travel duration is 44h 25m
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FlixBus27h 50m08:00 PMPortland, ORUnion Bus Station11:50 PMSan DiegoOld Town Transit Center0EconomyA Bus from FlixBus goes from Union Bus Station, Portland, OR (USA) at 6/3/2026 8:00:00 PM to Old Town Transit Center, San Diego (USA) arriving at 6/4/2026 11:50:00 PM. 50 Economy ticket for $118 per person are available. Travel duration is 27h 50m
Cheapest Flights Wednesday
Cheapest Buses Wednesday
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United Airlines6h 27m06:03 PMPortland, OR AirportPortland, OR Airport12:30 AMSan Diego AirportSan Diego Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/4/2026 6:03:00 PM to San Diego Airport, San Diego Airport (USA) arriving at 6/5/2026 12:30:00 AM. 50 Economy ticket for $89 per person are available. Travel duration is 6h 27m
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Alaska Airlines5h 22m05:00 AMPortland, OR AirportPortland, OR Airport10:22 AMSan Diego AirportSan Diego Airport0EconomyA Flight from Alaska Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/4/2026 5:00:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/4/2026 10:22:00 AM. 50 Economy ticket for $105 per person are available. Travel duration is 5h 22m
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Alaska Airlines6h 13m05:46 PMPortland, OR AirportPortland, OR Airport11:59 PMSan Diego AirportSan Diego Airport0EconomyA Flight from Alaska Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/4/2026 5:46:00 PM to San Diego Airport, San Diego Airport (USA) arriving at 6/4/2026 11:59:00 PM. 50 Economy ticket for $105 per person are available. Travel duration is 6h 13m
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United Airlines8h 0m05:00 AMPortland, OR AirportPortland, OR Airport1:00 PMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/4/2026 5:00:00 AM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/4/2026 1:00:00 PM. 50 Economy ticket for $109 per person are available. Travel duration is 8h 0m
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United Airlines5h 47m05:15 AMPortland, OR AirportPortland, OR Airport11:02 AMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/4/2026 5:15:00 AM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/4/2026 11:02:00 AM. 50 Economy ticket for $109 per person are available. Travel duration is 5h 47m
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United Airlines7h 13m01:14 PMPortland, OR AirportPortland, OR Airport8:27 PMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/4/2026 1:14:00 PM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/4/2026 8:27:00 PM. 50 Economy ticket for $128 per person are available. Travel duration is 7h 13m
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Greyhound US44h 25m01:50 AMPortland, ORGreyhound Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from Greyhound US goes from Greyhound Bus Station, Portland, OR (USA) at 6/4/2026 1:50:00 AM to Seaport Village, San Diego (USA) arriving at 6/5/2026 10:15:00 PM. 50 Economy ticket for $116 per person are available. Travel duration is 44h 25m
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FlixBus27h 50m08:00 PMPortland, ORGreyhound Bus Station11:50 PMSan DiegoOld Town Transit Center0EconomyA Bus from FlixBus goes from Greyhound Bus Station, Portland, OR (USA) at 6/4/2026 8:00:00 PM to Old Town Transit Center, San Diego (USA) arriving at 6/5/2026 11:50:00 PM. 50 Economy ticket for $124 per person are available. Travel duration is 27h 50m
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FlixBus50h 15m08:00 PMPortland, ORGreyhound Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from FlixBus goes from Greyhound Bus Station, Portland, OR (USA) at 6/4/2026 8:00:00 PM to Seaport Village, San Diego (USA) arriving at 6/6/2026 10:15:00 PM. 50 Economy ticket for $128 per person are available. Travel duration is 50h 15m
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FlixBus28h 25m08:00 PMPortland, ORUnion Bus Station12:25 AMSan DiegoSan Ysidro Transit Center0EconomyA Bus from FlixBus goes from Union Bus Station, Portland, OR (USA) at 6/4/2026 8:00:00 PM to San Ysidro Transit Center, San Diego (USA) arriving at 6/6/2026 12:25:00 AM. 50 Economy ticket for $130 per person are available. Travel duration is 28h 25m
Cheapest Flights Thursday
Cheapest Buses Thursday
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Frontier Airlines11h 15m012:35 PMPortland, OR AirportPortland, OR Airport11:50 PMSan Diego AirportSan Diego Airport0EconomyA Flight from Frontier Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/5/2026 12:35:00 PM to San Diego Airport, San Diego Airport (USA) arriving at 6/5/2026 11:50:00 PM. 50 Economy ticket for $84 per person are available. Travel duration is 11h 15m
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United Airlines6h 10m04:15 PMPortland, OR AirportPortland, OR Airport10:25 PMSan Diego AirportSan Diego Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/5/2026 4:15:00 PM to San Diego Airport, San Diego Airport (USA) arriving at 6/5/2026 10:25:00 PM. 50 Economy ticket for $89 per person are available. Travel duration is 6h 10m
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Alaska Airlines4h 40m05:46 PMPortland, OR AirportPortland, OR Airport10:26 PMSan Diego AirportSan Diego Airport0EconomyA Flight from Alaska Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/5/2026 5:46:00 PM to San Diego Airport, San Diego Airport (USA) arriving at 6/5/2026 10:26:00 PM. 50 Economy ticket for $103 per person are available. Travel duration is 4h 40m
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United Airlines8h 0m05:00 AMPortland, OR AirportPortland, OR Airport1:00 PMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/5/2026 5:00:00 AM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/5/2026 1:00:00 PM. 50 Economy ticket for $108 per person are available. Travel duration is 8h 0m
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United Airlines5h 47m05:15 AMPortland, OR AirportPortland, OR Airport11:02 AMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/5/2026 5:15:00 AM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/5/2026 11:02:00 AM. 50 Economy ticket for $108 per person are available. Travel duration is 5h 47m
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United Airlines7h 13m01:14 PMPortland, OR AirportPortland, OR Airport8:27 PMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/5/2026 1:14:00 PM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/5/2026 8:27:00 PM. 50 Economy ticket for $108 per person are available. Travel duration is 7h 13m
Cheapest Flights Friday
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United Airlines7h 23m011:16 AMPortland, OR AirportPortland, OR Airport6:39 PMSan Diego AirportSan Diego Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/6/2026 11:16:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/6/2026 6:39:00 PM. 50 Economy ticket for $89 per person are available. Travel duration is 7h 23m
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Alaska Airlines2h 43m07:15 AMPortland, OR AirportPortland, OR Airport9:58 AMSan Diego AirportSan Diego Airport0EconomyA Flight from Alaska Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/6/2026 7:15:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/6/2026 9:58:00 AM. 50 Economy ticket for $108 per person are available. Travel duration is 2h 43m
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Alaska Airlines2h 43m010:35 AMPortland, OR AirportPortland, OR Airport1:18 PMSan Diego AirportSan Diego Airport0EconomyA Flight from Alaska Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/6/2026 10:35:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/6/2026 1:18:00 PM. 50 Economy ticket for $108 per person are available. Travel duration is 2h 43m
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United Airlines8h 0m05:00 AMPortland, OR AirportPortland, OR Airport1:00 PMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/6/2026 5:00:00 AM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/6/2026 1:00:00 PM. 50 Economy ticket for $108 per person are available. Travel duration is 8h 0m
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United Airlines5h 47m05:15 AMPortland, OR AirportPortland, OR Airport11:02 AMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/6/2026 5:15:00 AM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/6/2026 11:02:00 AM. 50 Economy ticket for $108 per person are available. Travel duration is 5h 47m
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United Airlines4h 39m05:15 AMPortland, OR AirportPortland, OR Airport9:54 AMSan Diego AirportSan Diego Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/6/2026 5:15:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/6/2026 9:54:00 AM. 50 Economy ticket for $148 per person are available. Travel duration is 4h 39m
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Greyhound US44h 25m01:50 AMPortland, ORGreyhound Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from Greyhound US goes from Greyhound Bus Station, Portland, OR (USA) at 6/6/2026 1:50:00 AM to Seaport Village, San Diego (USA) arriving at 6/7/2026 10:15:00 PM. 50 Economy ticket for $115 per person are available. Travel duration is 44h 25m
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Greyhound US44h 25m01:50 AMPortland, ORUnion Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from Greyhound US goes from Union Bus Station, Portland, OR (USA) at 6/6/2026 1:50:00 AM to Seaport Village, San Diego (USA) arriving at 6/7/2026 10:15:00 PM. 50 Economy ticket for $119 per person are available. Travel duration is 44h 25m
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FlixBus27h 50m08:00 PMPortland, ORGreyhound Bus Station11:50 PMSan DiegoOld Town Transit Center0EconomyA Bus from FlixBus goes from Greyhound Bus Station, Portland, OR (USA) at 6/6/2026 8:00:00 PM to Old Town Transit Center, San Diego (USA) arriving at 6/7/2026 11:50:00 PM. 50 Economy ticket for $122 per person are available. Travel duration is 27h 50m
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FlixBus50h 15m08:00 PMPortland, ORGreyhound Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from FlixBus goes from Greyhound Bus Station, Portland, OR (USA) at 6/6/2026 8:00:00 PM to Seaport Village, San Diego (USA) arriving at 6/8/2026 10:15:00 PM. 50 Economy ticket for $125 per person are available. Travel duration is 50h 15m
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FlixBus27h 50m08:00 PMPortland, ORUnion Bus Station11:50 PMSan DiegoOld Town Transit Center0EconomyA Bus from FlixBus goes from Union Bus Station, Portland, OR (USA) at 6/6/2026 8:00:00 PM to Old Town Transit Center, San Diego (USA) arriving at 6/7/2026 11:50:00 PM. 50 Economy ticket for $126 per person are available. Travel duration is 27h 50m
Cheapest Flights Saturday
Cheapest Buses Saturday
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United Airlines4h 44m05:15 AMPortland, OR AirportPortland, OR Airport9:59 AMSan Diego AirportSan Diego Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/7/2026 5:15:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/7/2026 9:59:00 AM. 50 Economy ticket for $90 per person are available. Travel duration is 4h 44m
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Alaska Airlines5h 22m05:00 AMPortland, OR AirportPortland, OR Airport10:22 AMSan Diego AirportSan Diego Airport0EconomyA Flight from Alaska Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/7/2026 5:00:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/7/2026 10:22:00 AM. 50 Economy ticket for $105 per person are available. Travel duration is 5h 22m
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Frontier Airlines21h 32m011:15 AMPortland, OR AirportPortland, OR Airport8:47 AMSan Diego AirportSan Diego Airport0EconomyA Flight from Frontier Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/7/2026 11:15:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/8/2026 8:47:00 AM. 50 Economy ticket for $112 per person are available. Travel duration is 21h 32m
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United Airlines5h 47m05:15 AMPortland, OR AirportPortland, OR Airport11:02 AMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/7/2026 5:15:00 AM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/7/2026 11:02:00 AM. 50 Economy ticket for $113 per person are available. Travel duration is 5h 47m
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Allegiant Air17h 26m07:17 PMPortland, OR AirportPortland, OR Airport12:43 PMSan Diego AirportSan Diego Airport0EconomyA Flight from Allegiant Air goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/7/2026 7:17:00 PM to San Diego Airport, San Diego Airport (USA) arriving at 6/8/2026 12:43:00 PM. 50 Economy ticket for $128 per person are available. Travel duration is 17h 26m
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United Airlines8h 0m05:00 AMPortland, OR AirportPortland, OR Airport1:00 PMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/7/2026 5:00:00 AM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/7/2026 1:00:00 PM. 50 Economy ticket for $158 per person are available. Travel duration is 8h 0m
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FlixBus27h 50m08:00 PMPortland, ORGreyhound Bus Station11:50 PMSan DiegoOld Town Transit Center0EconomyA Bus from FlixBus goes from Greyhound Bus Station, Portland, OR (USA) at 6/7/2026 8:00:00 PM to Old Town Transit Center, San Diego (USA) arriving at 6/8/2026 11:50:00 PM. 50 Economy ticket for $109 per person are available. Travel duration is 27h 50m
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Greyhound US44h 25m01:50 AMPortland, ORGreyhound Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from Greyhound US goes from Greyhound Bus Station, Portland, OR (USA) at 6/7/2026 1:50:00 AM to Seaport Village, San Diego (USA) arriving at 6/8/2026 10:15:00 PM. 50 Economy ticket for $111 per person are available. Travel duration is 44h 25m
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FlixBus28h 25m08:00 PMPortland, ORUnion Bus Station12:25 AMSan DiegoSan Ysidro Transit Center0EconomyA Bus from FlixBus goes from Union Bus Station, Portland, OR (USA) at 6/7/2026 8:00:00 PM to San Ysidro Transit Center, San Diego (USA) arriving at 6/9/2026 12:25:00 AM. 50 Economy ticket for $111 per person are available. Travel duration is 28h 25m
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FlixBus50h 15m08:00 PMPortland, ORGreyhound Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from FlixBus goes from Greyhound Bus Station, Portland, OR (USA) at 6/7/2026 8:00:00 PM to Seaport Village, San Diego (USA) arriving at 6/9/2026 10:15:00 PM. 50 Economy ticket for $113 per person are available. Travel duration is 50h 15m
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Greyhound US44h 25m01:50 AMPortland, ORUnion Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from Greyhound US goes from Union Bus Station, Portland, OR (USA) at 6/7/2026 1:50:00 AM to Seaport Village, San Diego (USA) arriving at 6/8/2026 10:15:00 PM. 50 Economy ticket for $115 per person are available. Travel duration is 44h 25m
Cheapest Flights Sunday
Cheapest Buses Sunday
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United Airlines4h 44m05:15 AMPortland, OR AirportPortland, OR Airport9:59 AMSan Diego AirportSan Diego Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/8/2026 5:15:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/8/2026 9:59:00 AM. 50 Economy ticket for $90 per person are available. Travel duration is 4h 44m
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United Airlines8h 0m05:00 AMPortland, OR AirportPortland, OR Airport1:00 PMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/8/2026 5:00:00 AM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/8/2026 1:00:00 PM. 50 Economy ticket for $123 per person are available. Travel duration is 8h 0m
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United Airlines5h 47m05:15 AMPortland, OR AirportPortland, OR Airport11:02 AMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/8/2026 5:15:00 AM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/8/2026 11:02:00 AM. 50 Economy ticket for $123 per person are available. Travel duration is 5h 47m
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United Airlines7h 13m01:14 PMPortland, OR AirportPortland, OR Airport8:27 PMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/8/2026 1:14:00 PM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/8/2026 8:27:00 PM. 50 Economy ticket for $123 per person are available. Travel duration is 7h 13m
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Alaska Airlines4h 19m05:40 PMPortland, OR AirportPortland, OR Airport9:59 PMSan Diego AirportSan Diego Airport0EconomyA Flight from Alaska Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/8/2026 5:40:00 PM to San Diego Airport, San Diego Airport (USA) arriving at 6/8/2026 9:59:00 PM. 50 Economy ticket for $137 per person are available. Travel duration is 4h 19m
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Alaska Airlines4h 5m05:44 PMPortland, OR AirportPortland, OR Airport9:49 PMSan Diego AirportSan Diego Airport0EconomyA Flight from Alaska Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/8/2026 5:44:00 PM to San Diego Airport, San Diego Airport (USA) arriving at 6/8/2026 9:49:00 PM. 50 Economy ticket for $137 per person are available. Travel duration is 4h 5m
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FlixBus27h 50m08:00 PMPortland, ORGreyhound Bus Station11:50 PMSan DiegoOld Town Transit Center0EconomyA Bus from FlixBus goes from Greyhound Bus Station, Portland, OR (USA) at 6/8/2026 8:00:00 PM to Old Town Transit Center, San Diego (USA) arriving at 6/9/2026 11:50:00 PM. 50 Economy ticket for $94 per person are available. Travel duration is 27h 50m
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FlixBus50h 15m08:00 PMPortland, ORGreyhound Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from FlixBus goes from Greyhound Bus Station, Portland, OR (USA) at 6/8/2026 8:00:00 PM to Seaport Village, San Diego (USA) arriving at 6/10/2026 10:15:00 PM. 50 Economy ticket for $98 per person are available. Travel duration is 50h 15m
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FlixBus27h 50m08:00 PMPortland, ORUnion Bus Station11:50 PMSan DiegoOld Town Transit Center0EconomyA Bus from FlixBus goes from Union Bus Station, Portland, OR (USA) at 6/8/2026 8:00:00 PM to Old Town Transit Center, San Diego (USA) arriving at 6/9/2026 11:50:00 PM. 50 Economy ticket for $102 per person are available. Travel duration is 27h 50m
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Greyhound US44h 25m01:50 AMPortland, ORUnion Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from Greyhound US goes from Union Bus Station, Portland, OR (USA) at 6/8/2026 1:50:00 AM to Seaport Village, San Diego (USA) arriving at 6/9/2026 10:15:00 PM. 50 Economy ticket for $105 per person are available. Travel duration is 44h 25m
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Greyhound US44h 15m02:00 AMPortland, ORGreyhound Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from Greyhound US goes from Greyhound Bus Station, Portland, OR (USA) at 6/8/2026 2:00:00 AM to Seaport Village, San Diego (USA) arriving at 6/9/2026 10:15:00 PM. 50 Economy ticket for $106 per person are available. Travel duration is 44h 15m
Cheapest Flights Monday
Cheapest Buses Monday
What are the fastest trips from Portland, OR to San Diego?
You can get to San Diego from Portland, OR in just 2h 38m with a Flight from Alaska Airlines. This is not the only option, and you can click on any of the offers below to compare it with the other modes of transportations.
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Alaska Airlines2h 43m07:15 AMPortland, OR AirportPortland, OR Airport9:58 AMSan Diego AirportSan Diego Airport0EconomyA Flight from Alaska Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/2/2026 7:15:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/2/2026 9:58:00 AM. 50 Economy ticket for $83 per person are available. Travel duration is 2h 43m
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Alaska Airlines2h 43m010:35 AMPortland, OR AirportPortland, OR Airport1:18 PMSan Diego AirportSan Diego Airport0EconomyA Flight from Alaska Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/2/2026 10:35:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/2/2026 1:18:00 PM. 50 Economy ticket for $83 per person are available. Travel duration is 2h 43m
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United Airlines4h 44m05:15 AMPortland, OR AirportPortland, OR Airport9:59 AMSan Diego AirportSan Diego Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/2/2026 5:15:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/2/2026 9:59:00 AM. 50 Economy ticket for $90 per person are available. Travel duration is 4h 44m
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United Airlines5h 47m05:15 AMPortland, OR AirportPortland, OR Airport11:02 AMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/2/2026 5:15:00 AM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/2/2026 11:02:00 AM. 50 Economy ticket for $108 per person are available. Travel duration is 5h 47m
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United Airlines6h 36m05:15 AMPortland, OR AirportPortland, OR Airport11:51 AMSan Diego AirportSan Diego Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/2/2026 5:15:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/2/2026 11:51:00 AM. 50 Economy ticket for $90 per person are available. Travel duration is 6h 36m
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United Airlines7h 13m01:14 PMPortland, OR AirportPortland, OR Airport8:27 PMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/2/2026 1:14:00 PM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/2/2026 8:27:00 PM. 50 Economy ticket for $108 per person are available. Travel duration is 7h 13m
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FlixBus27h 50m08:00 PMPortland, ORGreyhound Bus Station11:50 PMSan DiegoOld Town Transit Center0EconomyA Bus from FlixBus goes from Greyhound Bus Station, Portland, OR (USA) at 6/2/2026 8:00:00 PM to Old Town Transit Center, San Diego (USA) arriving at 6/3/2026 11:50:00 PM. 50 Economy ticket for $135 per person are available. Travel duration is 27h 50m
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FlixBus27h 50m08:00 PMPortland, ORUnion Bus Station11:50 PMSan DiegoOld Town Transit Center0EconomyA Bus from FlixBus goes from Union Bus Station, Portland, OR (USA) at 6/2/2026 8:00:00 PM to Old Town Transit Center, San Diego (USA) arriving at 6/3/2026 11:50:00 PM. 50 Economy ticket for $139 per person are available. Travel duration is 27h 50m
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Greyhound US44h 25m01:50 AMPortland, ORGreyhound Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from Greyhound US goes from Greyhound Bus Station, Portland, OR (USA) at 6/2/2026 1:50:00 AM to Seaport Village, San Diego (USA) arriving at 6/3/2026 10:15:00 PM. 50 Economy ticket for $122 per person are available. Travel duration is 44h 25m
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Greyhound US44h 25m01:50 AMPortland, ORUnion Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from Greyhound US goes from Union Bus Station, Portland, OR (USA) at 6/2/2026 1:50:00 AM to Seaport Village, San Diego (USA) arriving at 6/3/2026 10:15:00 PM. 50 Economy ticket for $126 per person are available. Travel duration is 44h 25m
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FlixBus50h 15m08:00 PMPortland, ORGreyhound Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from FlixBus goes from Greyhound Bus Station, Portland, OR (USA) at 6/2/2026 8:00:00 PM to Seaport Village, San Diego (USA) arriving at 6/4/2026 10:15:00 PM. 50 Economy ticket for $138 per person are available. Travel duration is 50h 15m
Fastest Flights Tuesday
Fastest Buses Tuesday
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Alaska Airlines2h 38m02:45 PMPortland, OR AirportPortland, OR Airport5:23 PMSan Diego AirportSan Diego Airport0EconomyA Flight from Alaska Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/3/2026 2:45:00 PM to San Diego Airport, San Diego Airport (USA) arriving at 6/3/2026 5:23:00 PM. 50 Economy ticket for $77 per person are available. Travel duration is 2h 38m
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Alaska Airlines2h 43m07:15 AMPortland, OR AirportPortland, OR Airport9:58 AMSan Diego AirportSan Diego Airport0EconomyA Flight from Alaska Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/3/2026 7:15:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/3/2026 9:58:00 AM. 50 Economy ticket for $77 per person are available. Travel duration is 2h 43m
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Skyscanner4h 7m010:30 AMPortland, OR AirportPortland, OR Airport2:37 PMSan Diego AirportSan Diego Airport0EconomyA Flight from Skyscanner goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/3/2026 10:30:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/3/2026 2:37:00 PM. 50 Economy ticket for $105 per person are available. Travel duration is 4h 7m
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United Airlines4h 44m05:15 AMPortland, OR AirportPortland, OR Airport9:59 AMSan Diego AirportSan Diego Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/3/2026 5:15:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/3/2026 9:59:00 AM. 50 Economy ticket for $88 per person are available. Travel duration is 4h 44m
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United Airlines4h 51m07:00 AMPortland, OR AirportPortland, OR Airport11:51 AMSan Diego AirportSan Diego Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/3/2026 7:00:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/3/2026 11:51:00 AM. 50 Economy ticket for $88 per person are available. Travel duration is 4h 51m
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United Airlines5h 47m05:15 AMPortland, OR AirportPortland, OR Airport11:02 AMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/3/2026 5:15:00 AM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/3/2026 11:02:00 AM. 50 Economy ticket for $149 per person are available. Travel duration is 5h 47m
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FlixBus27h 50m08:00 PMPortland, ORGreyhound Bus Station11:50 PMSan DiegoOld Town Transit Center0EconomyA Bus from FlixBus goes from Greyhound Bus Station, Portland, OR (USA) at 6/3/2026 8:00:00 PM to Old Town Transit Center, San Diego (USA) arriving at 6/4/2026 11:50:00 PM. 50 Economy ticket for $114 per person are available. Travel duration is 27h 50m
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FlixBus27h 50m08:00 PMPortland, ORUnion Bus Station11:50 PMSan DiegoOld Town Transit Center0EconomyA Bus from FlixBus goes from Union Bus Station, Portland, OR (USA) at 6/3/2026 8:00:00 PM to Old Town Transit Center, San Diego (USA) arriving at 6/4/2026 11:50:00 PM. 50 Economy ticket for $118 per person are available. Travel duration is 27h 50m
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Greyhound US44h 25m01:50 AMPortland, ORGreyhound Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from Greyhound US goes from Greyhound Bus Station, Portland, OR (USA) at 6/3/2026 1:50:00 AM to Seaport Village, San Diego (USA) arriving at 6/4/2026 10:15:00 PM. 50 Economy ticket for $113 per person are available. Travel duration is 44h 25m
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Greyhound US44h 25m01:50 AMPortland, ORUnion Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from Greyhound US goes from Union Bus Station, Portland, OR (USA) at 6/3/2026 1:50:00 AM to Seaport Village, San Diego (USA) arriving at 6/4/2026 10:15:00 PM. 50 Economy ticket for $117 per person are available. Travel duration is 44h 25m
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FlixBus50h 15m08:00 PMPortland, ORGreyhound Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from FlixBus goes from Greyhound Bus Station, Portland, OR (USA) at 6/3/2026 8:00:00 PM to Seaport Village, San Diego (USA) arriving at 6/5/2026 10:15:00 PM. 50 Economy ticket for $116 per person are available. Travel duration is 50h 15m
Fastest Flights Wednesday
Fastest Buses Wednesday
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Alaska Airlines5h 22m05:00 AMPortland, OR AirportPortland, OR Airport10:22 AMSan Diego AirportSan Diego Airport0EconomyA Flight from Alaska Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/4/2026 5:00:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/4/2026 10:22:00 AM. 50 Economy ticket for $105 per person are available. Travel duration is 5h 22m
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United Airlines5h 47m05:15 AMPortland, OR AirportPortland, OR Airport11:02 AMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/4/2026 5:15:00 AM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/4/2026 11:02:00 AM. 50 Economy ticket for $109 per person are available. Travel duration is 5h 47m
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Alaska Airlines6h 13m05:46 PMPortland, OR AirportPortland, OR Airport11:59 PMSan Diego AirportSan Diego Airport0EconomyA Flight from Alaska Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/4/2026 5:46:00 PM to San Diego Airport, San Diego Airport (USA) arriving at 6/4/2026 11:59:00 PM. 50 Economy ticket for $105 per person are available. Travel duration is 6h 13m
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United Airlines6h 27m06:03 PMPortland, OR AirportPortland, OR Airport12:30 AMSan Diego AirportSan Diego Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/4/2026 6:03:00 PM to San Diego Airport, San Diego Airport (USA) arriving at 6/5/2026 12:30:00 AM. 50 Economy ticket for $89 per person are available. Travel duration is 6h 27m
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United Airlines7h 13m01:14 PMPortland, OR AirportPortland, OR Airport8:27 PMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/4/2026 1:14:00 PM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/4/2026 8:27:00 PM. 50 Economy ticket for $128 per person are available. Travel duration is 7h 13m
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United Airlines8h 0m05:00 AMPortland, OR AirportPortland, OR Airport1:00 PMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/4/2026 5:00:00 AM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/4/2026 1:00:00 PM. 50 Economy ticket for $109 per person are available. Travel duration is 8h 0m
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FlixBus27h 50m08:00 PMPortland, ORGreyhound Bus Station11:50 PMSan DiegoOld Town Transit Center0EconomyA Bus from FlixBus goes from Greyhound Bus Station, Portland, OR (USA) at 6/4/2026 8:00:00 PM to Old Town Transit Center, San Diego (USA) arriving at 6/5/2026 11:50:00 PM. 50 Economy ticket for $124 per person are available. Travel duration is 27h 50m
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FlixBus28h 25m08:00 PMPortland, ORUnion Bus Station12:25 AMSan DiegoSan Ysidro Transit Center0EconomyA Bus from FlixBus goes from Union Bus Station, Portland, OR (USA) at 6/4/2026 8:00:00 PM to San Ysidro Transit Center, San Diego (USA) arriving at 6/6/2026 12:25:00 AM. 50 Economy ticket for $130 per person are available. Travel duration is 28h 25m
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Greyhound US44h 25m01:50 AMPortland, ORGreyhound Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from Greyhound US goes from Greyhound Bus Station, Portland, OR (USA) at 6/4/2026 1:50:00 AM to Seaport Village, San Diego (USA) arriving at 6/5/2026 10:15:00 PM. 50 Economy ticket for $116 per person are available. Travel duration is 44h 25m
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FlixBus50h 15m08:00 PMPortland, ORGreyhound Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from FlixBus goes from Greyhound Bus Station, Portland, OR (USA) at 6/4/2026 8:00:00 PM to Seaport Village, San Diego (USA) arriving at 6/6/2026 10:15:00 PM. 50 Economy ticket for $128 per person are available. Travel duration is 50h 15m
Fastest Flights Thursday
Fastest Buses Thursday
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Alaska Airlines4h 40m05:46 PMPortland, OR AirportPortland, OR Airport10:26 PMSan Diego AirportSan Diego Airport0EconomyA Flight from Alaska Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/5/2026 5:46:00 PM to San Diego Airport, San Diego Airport (USA) arriving at 6/5/2026 10:26:00 PM. 50 Economy ticket for $103 per person are available. Travel duration is 4h 40m
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United Airlines5h 47m05:15 AMPortland, OR AirportPortland, OR Airport11:02 AMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/5/2026 5:15:00 AM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/5/2026 11:02:00 AM. 50 Economy ticket for $108 per person are available. Travel duration is 5h 47m
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United Airlines6h 10m04:15 PMPortland, OR AirportPortland, OR Airport10:25 PMSan Diego AirportSan Diego Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/5/2026 4:15:00 PM to San Diego Airport, San Diego Airport (USA) arriving at 6/5/2026 10:25:00 PM. 50 Economy ticket for $89 per person are available. Travel duration is 6h 10m
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United Airlines7h 13m01:14 PMPortland, OR AirportPortland, OR Airport8:27 PMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/5/2026 1:14:00 PM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/5/2026 8:27:00 PM. 50 Economy ticket for $108 per person are available. Travel duration is 7h 13m
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United Airlines7h 53m012:50 PMPortland, OR AirportPortland, OR Airport8:43 PMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/5/2026 12:50:00 PM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/5/2026 8:43:00 PM. 50 Economy ticket for $128 per person are available. Travel duration is 7h 53m
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United Airlines8h 0m05:00 AMPortland, OR AirportPortland, OR Airport1:00 PMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/5/2026 5:00:00 AM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/5/2026 1:00:00 PM. 50 Economy ticket for $108 per person are available. Travel duration is 8h 0m
Fastest Flights Friday
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Alaska Airlines2h 43m07:15 AMPortland, OR AirportPortland, OR Airport9:58 AMSan Diego AirportSan Diego Airport0EconomyA Flight from Alaska Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/6/2026 7:15:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/6/2026 9:58:00 AM. 50 Economy ticket for $108 per person are available. Travel duration is 2h 43m
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Alaska Airlines2h 43m010:35 AMPortland, OR AirportPortland, OR Airport1:18 PMSan Diego AirportSan Diego Airport0EconomyA Flight from Alaska Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/6/2026 10:35:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/6/2026 1:18:00 PM. 50 Economy ticket for $108 per person are available. Travel duration is 2h 43m
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United Airlines4h 39m05:15 AMPortland, OR AirportPortland, OR Airport9:54 AMSan Diego AirportSan Diego Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/6/2026 5:15:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/6/2026 9:54:00 AM. 50 Economy ticket for $148 per person are available. Travel duration is 4h 39m
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United Airlines5h 47m05:15 AMPortland, OR AirportPortland, OR Airport11:02 AMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/6/2026 5:15:00 AM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/6/2026 11:02:00 AM. 50 Economy ticket for $108 per person are available. Travel duration is 5h 47m
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Skyscanner7h 13m01:14 PMPortland, OR AirportPortland, OR Airport8:27 PMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from Skyscanner goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/6/2026 1:14:00 PM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/6/2026 8:27:00 PM. 50 Economy ticket for $334 per person are available. Travel duration is 7h 13m
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United Airlines7h 23m011:16 AMPortland, OR AirportPortland, OR Airport6:39 PMSan Diego AirportSan Diego Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/6/2026 11:16:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/6/2026 6:39:00 PM. 50 Economy ticket for $89 per person are available. Travel duration is 7h 23m
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FlixBus27h 50m08:00 PMPortland, ORGreyhound Bus Station11:50 PMSan DiegoOld Town Transit Center0EconomyA Bus from FlixBus goes from Greyhound Bus Station, Portland, OR (USA) at 6/6/2026 8:00:00 PM to Old Town Transit Center, San Diego (USA) arriving at 6/7/2026 11:50:00 PM. 50 Economy ticket for $122 per person are available. Travel duration is 27h 50m
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FlixBus27h 50m08:00 PMPortland, ORUnion Bus Station11:50 PMSan DiegoOld Town Transit Center0EconomyA Bus from FlixBus goes from Union Bus Station, Portland, OR (USA) at 6/6/2026 8:00:00 PM to Old Town Transit Center, San Diego (USA) arriving at 6/7/2026 11:50:00 PM. 50 Economy ticket for $126 per person are available. Travel duration is 27h 50m
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Greyhound US44h 25m01:50 AMPortland, ORGreyhound Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from Greyhound US goes from Greyhound Bus Station, Portland, OR (USA) at 6/6/2026 1:50:00 AM to Seaport Village, San Diego (USA) arriving at 6/7/2026 10:15:00 PM. 50 Economy ticket for $115 per person are available. Travel duration is 44h 25m
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Greyhound US44h 25m01:50 AMPortland, ORUnion Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from Greyhound US goes from Union Bus Station, Portland, OR (USA) at 6/6/2026 1:50:00 AM to Seaport Village, San Diego (USA) arriving at 6/7/2026 10:15:00 PM. 50 Economy ticket for $119 per person are available. Travel duration is 44h 25m
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FlixBus50h 15m08:00 PMPortland, ORGreyhound Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from FlixBus goes from Greyhound Bus Station, Portland, OR (USA) at 6/6/2026 8:00:00 PM to Seaport Village, San Diego (USA) arriving at 6/8/2026 10:15:00 PM. 50 Economy ticket for $125 per person are available. Travel duration is 50h 15m
Fastest Flights Saturday
Fastest Buses Saturday
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Skyscanner4h 7m010:30 AMPortland, OR AirportPortland, OR Airport2:37 PMSan Diego AirportSan Diego Airport0EconomyA Flight from Skyscanner goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/7/2026 10:30:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/7/2026 2:37:00 PM. 50 Economy ticket for $219 per person are available. Travel duration is 4h 7m
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United Airlines4h 44m05:15 AMPortland, OR AirportPortland, OR Airport9:59 AMSan Diego AirportSan Diego Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/7/2026 5:15:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/7/2026 9:59:00 AM. 50 Economy ticket for $90 per person are available. Travel duration is 4h 44m
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Alaska Airlines5h 22m05:00 AMPortland, OR AirportPortland, OR Airport10:22 AMSan Diego AirportSan Diego Airport0EconomyA Flight from Alaska Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/7/2026 5:00:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/7/2026 10:22:00 AM. 50 Economy ticket for $105 per person are available. Travel duration is 5h 22m
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United Airlines5h 47m05:15 AMPortland, OR AirportPortland, OR Airport11:02 AMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/7/2026 5:15:00 AM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/7/2026 11:02:00 AM. 50 Economy ticket for $113 per person are available. Travel duration is 5h 47m
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United Airlines7h 10m01:17 PMPortland, OR AirportPortland, OR Airport8:27 PMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/7/2026 1:17:00 PM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/7/2026 8:27:00 PM. 50 Economy ticket for $334 per person are available. Travel duration is 7h 10m
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United Airlines8h 0m05:00 AMPortland, OR AirportPortland, OR Airport1:00 PMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/7/2026 5:00:00 AM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/7/2026 1:00:00 PM. 50 Economy ticket for $158 per person are available. Travel duration is 8h 0m
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FlixBus27h 50m08:00 PMPortland, ORGreyhound Bus Station11:50 PMSan DiegoOld Town Transit Center0EconomyA Bus from FlixBus goes from Greyhound Bus Station, Portland, OR (USA) at 6/7/2026 8:00:00 PM to Old Town Transit Center, San Diego (USA) arriving at 6/8/2026 11:50:00 PM. 50 Economy ticket for $109 per person are available. Travel duration is 27h 50m
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FlixBus28h 25m08:00 PMPortland, ORUnion Bus Station12:25 AMSan DiegoSan Ysidro Transit Center0EconomyA Bus from FlixBus goes from Union Bus Station, Portland, OR (USA) at 6/7/2026 8:00:00 PM to San Ysidro Transit Center, San Diego (USA) arriving at 6/9/2026 12:25:00 AM. 50 Economy ticket for $111 per person are available. Travel duration is 28h 25m
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Greyhound US44h 25m01:50 AMPortland, ORGreyhound Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from Greyhound US goes from Greyhound Bus Station, Portland, OR (USA) at 6/7/2026 1:50:00 AM to Seaport Village, San Diego (USA) arriving at 6/8/2026 10:15:00 PM. 50 Economy ticket for $111 per person are available. Travel duration is 44h 25m
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Greyhound US44h 25m01:50 AMPortland, ORUnion Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from Greyhound US goes from Union Bus Station, Portland, OR (USA) at 6/7/2026 1:50:00 AM to Seaport Village, San Diego (USA) arriving at 6/8/2026 10:15:00 PM. 50 Economy ticket for $115 per person are available. Travel duration is 44h 25m
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FlixBus50h 15m08:00 PMPortland, ORGreyhound Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from FlixBus goes from Greyhound Bus Station, Portland, OR (USA) at 6/7/2026 8:00:00 PM to Seaport Village, San Diego (USA) arriving at 6/9/2026 10:15:00 PM. 50 Economy ticket for $113 per person are available. Travel duration is 50h 15m
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Alaska Airlines4h 5m05:44 PMPortland, OR AirportPortland, OR Airport9:49 PMSan Diego AirportSan Diego Airport0EconomyA Flight from Alaska Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/8/2026 5:44:00 PM to San Diego Airport, San Diego Airport (USA) arriving at 6/8/2026 9:49:00 PM. 50 Economy ticket for $137 per person are available. Travel duration is 4h 5m
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Alaska Airlines4h 19m05:40 PMPortland, OR AirportPortland, OR Airport9:59 PMSan Diego AirportSan Diego Airport0EconomyA Flight from Alaska Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/8/2026 5:40:00 PM to San Diego Airport, San Diego Airport (USA) arriving at 6/8/2026 9:59:00 PM. 50 Economy ticket for $137 per person are available. Travel duration is 4h 19m
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United Airlines4h 44m05:15 AMPortland, OR AirportPortland, OR Airport9:59 AMSan Diego AirportSan Diego Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/8/2026 5:15:00 AM to San Diego Airport, San Diego Airport (USA) arriving at 6/8/2026 9:59:00 AM. 50 Economy ticket for $90 per person are available. Travel duration is 4h 44m
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United Airlines5h 47m05:15 AMPortland, OR AirportPortland, OR Airport11:02 AMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/8/2026 5:15:00 AM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/8/2026 11:02:00 AM. 50 Economy ticket for $123 per person are available. Travel duration is 5h 47m
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United Airlines7h 13m01:14 PMPortland, OR AirportPortland, OR Airport8:27 PMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/8/2026 1:14:00 PM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/8/2026 8:27:00 PM. 50 Economy ticket for $123 per person are available. Travel duration is 7h 13m
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United Airlines8h 0m05:00 AMPortland, OR AirportPortland, OR Airport1:00 PMMcClellan-Palomar AirportMcClellan-Palomar Airport0EconomyA Flight from United Airlines goes from Portland, OR Airport, Portland, OR Airport (USA) at 6/8/2026 5:00:00 AM to McClellan-Palomar Airport, McClellan-Palomar Airport (USA) arriving at 6/8/2026 1:00:00 PM. 50 Economy ticket for $123 per person are available. Travel duration is 8h 0m
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FlixBus27h 50m08:00 PMPortland, ORGreyhound Bus Station11:50 PMSan DiegoOld Town Transit Center0EconomyA Bus from FlixBus goes from Greyhound Bus Station, Portland, OR (USA) at 6/8/2026 8:00:00 PM to Old Town Transit Center, San Diego (USA) arriving at 6/9/2026 11:50:00 PM. 50 Economy ticket for $94 per person are available. Travel duration is 27h 50m
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FlixBus27h 50m08:00 PMPortland, ORUnion Bus Station11:50 PMSan DiegoOld Town Transit Center0EconomyA Bus from FlixBus goes from Union Bus Station, Portland, OR (USA) at 6/8/2026 8:00:00 PM to Old Town Transit Center, San Diego (USA) arriving at 6/9/2026 11:50:00 PM. 50 Economy ticket for $102 per person are available. Travel duration is 27h 50m
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Greyhound US44h 15m02:00 AMPortland, ORGreyhound Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from Greyhound US goes from Greyhound Bus Station, Portland, OR (USA) at 6/8/2026 2:00:00 AM to Seaport Village, San Diego (USA) arriving at 6/9/2026 10:15:00 PM. 50 Economy ticket for $106 per person are available. Travel duration is 44h 15m
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Greyhound US44h 25m01:50 AMPortland, ORUnion Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from Greyhound US goes from Union Bus Station, Portland, OR (USA) at 6/8/2026 1:50:00 AM to Seaport Village, San Diego (USA) arriving at 6/9/2026 10:15:00 PM. 50 Economy ticket for $105 per person are available. Travel duration is 44h 25m
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FlixBus50h 15m08:00 PMPortland, ORGreyhound Bus Station10:15 PMSan DiegoSeaport Village0EconomyA Bus from FlixBus goes from Greyhound Bus Station, Portland, OR (USA) at 6/8/2026 8:00:00 PM to Seaport Village, San Diego (USA) arriving at 6/10/2026 10:15:00 PM. 50 Economy ticket for $98 per person are available. Travel duration is 50h 15m
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Here you will find all operators and timetables for a
Bus from Portland, OR to San Diego
What are the most popular stations in Portland, OR and San Diego?
In Portland, OR, you will usually depart from Greyhound Bus Station, SE 102nd & Washington Bus Stop or Union Bus Station, while in San Diego you will be arriving at San Ysidro Transit Center, University Av & Bancroft St Bus Stop or Old Town Transit Center, but there are many more stops to explore in both locations.
How do I decide? Some tips and tricks from our experience
Are you having trouble deciding on how to get to San Diego from Portland, OR? With 18 connections between 2 Flight and Bus operators, it can be difficult to find the one ride that will make you happy. But we have some tips that can help you make the best informed decision. First of all, the best trip is always the one that meets all your needs, so make a list of all the things that you want from this journey and look for something that will satisfy all of them. Here we will go through some of the factors mostly commonly taken into consideration.
Look for the lowest price
Ticket price is usually the main concern: even if you can afford to pay more, why do it if there are cheaper options? Saving on the trip means that you can spend more on the vacation itself! Between Portland, OR and San Diego, you can pay as low as $77 with a Flight from Alaska Airlines.Travel duration
Time is also an important factor. An earlier departure may allow you to see a beautiful sunset or relax before an important event. And remember, time is money, so paying more for a shorter trip may be well worth it. For longer distances, flights are without doubt the best options, but be mindful of airport times and possible delays: a high-speed train may end up cheaper and faster! Here the quicker option is definitely the Flight from Alaska Airlines: you will get to San Diego in just 2h 38m.Comfort makes all the difference
You should always take into account what your personal travelling preferences are. Is one hand luggage enough, or are you trasporting more? Would you like to have a snack during the journey? Can you relax in a busy compartment, or do you need space for yourself? Even among the same mode of transportation, different companies will offer you varying levels of comfort and amenities. The main operators connecting Portland, OR and San Diego are United Airlines, FlixBus and Volaris, but be sure to check what they have to offer!Save money with deals, and always compare
One last tip? Even if you live in Portland, OR and San Diego is your only destination, it may be wise to check the offers from and to nearby cities or, if you are flyng, nearby airports. Check the trips from West Haven-Sylvan, OR or to San Diego Airport, and look at flights from Portland, OR Airport, and landing at Tijuana Airport. Comparing different routes may allow you to find deals or promotions you were not aware of. Consider also signing up to CheckMyBus to see even more exclusive promotions!Which companies offer a trip from Portland, OR to San Diego?
The most popular companies between Portland, OR and San Diego, are United Airlines, FlixBus and Volaris. Be sure to check their seat class offers and the amenities that they provide.
Bus companies: FlixBus and Greyhound US
Airlines: United Airlines, Volaris, Alaska Airlines and 5 more.
All you need to know when you travel from Portland, OR to San Diego
Check all information on comfort and services on all modes of transports from Portland, OR to San Diego. See which seat classes are available, and what amenities are other advantages offered by the operators on your journey.
FAQs about the trip from Portland, OR to San Diego
How can I reach San Diego from Portland, OR?
Every day, there are on average 18 connections between Flight and Bus, with which you can get to San Diego from Portland, OR.
How far is San Diego from Portland, OR?
The distance between Portland, OR and San Diego is 932.4 miles.
What is the most ecofriendly mode of transport between Portland, OR and San Diego?
Trains and buses are by far the greenest options, with trains surpassing buses on longer routes. Planes will always be the worst polluters, especially in shorter flights, were the emissions from the takeoff and landing are less offset by the distance.
On this particular route, a bus will emit, per person, a total of 41 kgs of CO2, a train 53 kgs, a car 255 kgs, and a flight 369 kgs.
What is the cheapest mode of transport from Portland, OR to San Diego?
You can get to San Diego with just $77 by taking a Flight from Alaska Airlines.
What is the fastest way to get from Portland, OR to San Diego?
While a plane is travelling fastest boarding and transfer to airport consumes a lot of time. Usually, high speed trains are better than flights if pure train travel time is below 4 hours. For this particular route, you can get to San Diego in just 2h 38m with a Flight from Alaska Airlines.
More routes to Portland, OR and to San Diego
Looking for more options? Here you can see the most popular routes to Portland, OR and to San Diego. Simply click on a connection, and you’ll find all the details about the route!
