How to get from Phoenix, AZ to St. Louis, MO

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What is the best way to travel from Phoenix, AZ to St. Louis, MO?

Looking for a trip? Compare all the available Flights and Buses for the journey to St. Louis, MO from Phoenix, AZ. 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!
Flight is the cheapest and fastest way on this route
Transport type
Travel time
Cheapest price
Average price
Daily departures
Bus
30h 25m
$127
$147
4
Flight
5h 36m
$78
$234
123

What is the cheapest way to reach St. Louis, MO from Phoenix, AZ?

You can get to St. Louis, MO with just $78 by taking a Flight from Frontier Airlines, but you can find many more cheap offers: we have selected the best ones for next few days here for you.

Tuesday
from $85
Wednesday
from $78
Thursday
from $120
Friday
from $143
Saturday
from $127
Sunday
from $126
Monday
from $125

    Cheapest Flights Tuesday

  • Frontier Airlines
    24h 54m
    0
    4:29 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    7:23 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Frontier Airlines
    Economy
    from $85
  • Frontier Airlines
    22h 32m
    0
    6:51 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    7:23 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Frontier Airlines
    Economy
    from $85
  • United Airlines
    6h 56m
    0
    6:50 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    3:46 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    United Airlines
    Economy
    from $152
  • United Airlines
    5h 36m
    0
    4:21 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    11:57 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    United Airlines
    Economy
    from $196
  • Alaska Airlines
    7h 37m
    0
    7:00 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    4:37 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Alaska Airlines
    Economy
    from $207
  • Cheapest Buses Tuesday

  • Greyhound US
    35h 10m
    0
    9:35 AM
    Phoenix, AZ
    Bus Station
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $139
  • Greyhound US
    30h 25m
    0
    10:45 PM
    Phoenix, AZ
    Bus Station
    7:10 AM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $139
  • FlixBus
    56h 5m
    0
    12:40 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    FlixBus
    Economy
    $142
  • Greyhound US
    37h 25m
    0
    7:20 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $146

    Cheapest Flights Wednesday

  • Frontier Airlines
    6h 23m
    0
    11:00 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    7:23 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Frontier Airlines
    Economy
    from $78
  • Frontier Airlines
    24h 26m
    0
    12:05 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    2:31 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Frontier Airlines
    Economy
    from $86
  • United Airlines
    6h 56m
    0
    6:50 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    3:46 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    United Airlines
    Economy
    from $196
  • Alaska Airlines
    10h 45m
    0
    6:00 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    6:45 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Alaska Airlines
    Economy
    from $207
  • Alaska Airlines
    7h 37m
    0
    7:00 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    4:37 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Alaska Airlines
    Economy
    from $207
  • Cheapest Buses Wednesday

  • Greyhound US
    35h 10m
    0
    9:35 AM
    Phoenix, AZ
    Bus Station
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $139
  • Greyhound US
    30h 25m
    0
    10:45 PM
    Phoenix, AZ
    Bus Station
    7:10 AM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $139
  • Greyhound US
    37h 25m
    0
    7:20 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $177

    Cheapest Flights Thursday

  • Frontier Airlines
    12h 8m
    0
    5:15 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    7:23 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Frontier Airlines
    Economy
    from $120
  • Frontier Airlines
    10h 31m
    0
    7:40 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    8:11 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Frontier Airlines
    Economy
    from $120
  • Allegiant Air
    45h 50m
    0
    9:05 AM
    Phoenix-Mesa Gateway Airport
    Bus Stop
    8:55 AM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Allegiant Air
    Economy
    from $236
  • Allegiant Air
    33h 1m
    0
    9:10 AM
    Phoenix-Mesa Gateway Airport
    Bus Stop
    8:11 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Allegiant Air
    Economy
    from $243
  • United Airlines
    6h 56m
    0
    6:50 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    3:46 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    United Airlines
    Economy
    from $253
  • Cheapest Buses Thursday

  • Greyhound US
    35h 10m
    0
    9:35 AM
    Phoenix, AZ
    Bus Station
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $131
  • Greyhound US
    30h 25m
    0
    10:45 PM
    Phoenix, AZ
    Bus Station
    7:10 AM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $144
  • Greyhound US
    37h 25m
    0
    7:20 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $153
  • FlixBus
    56h 5m
    0
    12:40 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    FlixBus
    Economy
    $155

    Cheapest Buses Friday

  • Greyhound US
    35h 10m
    0
    9:35 AM
    Phoenix, AZ
    Bus Station
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $143
  • Greyhound US
    30h 25m
    0
    10:45 PM
    Phoenix, AZ
    Bus Station
    7:10 AM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $152
  • Greyhound US
    37h 25m
    0
    7:20 AM
    Phoenix, AZ
    44th St/Washington
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $157
  • FlixBus
    56h 5m
    0
    12:40 PM
    Phoenix, AZ
    44th St/Washington
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    FlixBus
    Economy
    $162
  • Cheapest Flights Friday

  • Frontier Airlines
    25h 6m
    0
    4:17 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    7:23 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Frontier Airlines
    Economy
    from $190
  • Frontier Airlines
    22h 32m
    0
    6:51 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    7:23 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Frontier Airlines
    Economy
    from $190
  • Alaska Airlines
    7h 37m
    0
    7:00 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    4:37 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Alaska Airlines
    Economy
    from $261
  • Allegiant Air
    31h 37m
    0
    7:57 AM
    Phoenix-Mesa Gateway Airport
    Bus Stop
    5:34 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Allegiant Air
    Economy
    from $273
  • Allegiant Air
    29h 37m
    0
    9:57 AM
    Phoenix-Mesa Gateway Airport
    Bus Stop
    5:34 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Allegiant Air
    Economy
    from $284

    Cheapest Flights Saturday

  • Frontier Airlines
    16h 3m
    0
    11:30 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    5:33 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Frontier Airlines
    Economy
    from $127
  • Frontier Airlines
    12h 8m
    0
    5:15 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    7:23 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Frontier Airlines
    Economy
    from $161
  • Allegiant Air
    32h 28m
    0
    7:05 AM
    Phoenix-Mesa Gateway Airport
    Bus Stop
    5:33 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Allegiant Air
    Economy
    from $227
  • Allegiant Air
    47h 50m
    0
    7:05 AM
    Phoenix-Mesa Gateway Airport
    Bus Stop
    8:55 AM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Allegiant Air
    Economy
    from $227
  • United Airlines
    6h 56m
    0
    6:50 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    3:46 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    United Airlines
    Economy
    from $263
  • Cheapest Buses Saturday

  • Greyhound US
    35h 10m
    0
    9:35 AM
    Phoenix, AZ
    Bus Station
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $144
  • FlixBus
    56h 5m
    0
    12:40 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    FlixBus
    Economy
    $160
  • Greyhound US
    37h 25m
    0
    7:20 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $165
  • Greyhound US
    30h 25m
    0
    10:45 PM
    Phoenix, AZ
    Bus Station
    7:10 AM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $167

    Cheapest Flights Sunday

  • Frontier Airlines
    12h 8m
    0
    5:15 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    7:23 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Frontier Airlines
    Economy
    from $126
  • Allegiant Air
    46h 15m
    0
    4:50 PM
    Phoenix-Mesa Gateway Airport
    Bus Stop
    5:05 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Allegiant Air
    Economy
    from $261
  • United Airlines
    6h 56m
    0
    6:50 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    3:46 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    United Airlines
    Economy
    from $283
  • Alaska Airlines
    7h 37m
    0
    7:00 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    4:37 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Alaska Airlines
    Economy
    from $321
  • Aeroméxico
    36h 38m
    0
    11:59 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    2:37 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Aeroméxico
    Economy
    from $841
  • Cheapest Buses Sunday

  • Greyhound US
    35h 10m
    0
    9:35 AM
    Phoenix, AZ
    Bus Station
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $139
  • Greyhound US
    37h 25m
    0
    7:20 AM
    Phoenix, AZ
    44th St/Washington
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $147
  • FlixBus
    56h 5m
    0
    12:40 PM
    Phoenix, AZ
    44th St/Washington
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    FlixBus
    Economy
    $147
  • Greyhound US
    30h 25m
    0
    10:45 PM
    Phoenix, AZ
    Bus Station
    7:10 AM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $157

    Cheapest Flights Monday

  • Frontier Airlines
    17h 3m
    0
    10:27 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    5:30 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Frontier Airlines
    Economy
    from $125
  • Allegiant Air
    24h 19m
    0
    3:11 PM
    Phoenix-Mesa Gateway Airport
    Bus Stop
    5:30 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Allegiant Air
    Economy
    from $242
  • United Airlines
    11h 51m
    0
    10:06 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    11:57 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    United Airlines
    Economy
    from $267
  • Alaska Airlines
    27h 38m
    0
    6:16 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    11:54 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Alaska Airlines
    Economy
    from $304
  • Aeroméxico
    36h 38m
    0
    11:59 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    2:37 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Aeroméxico
    Economy
    from $741
  • Cheapest Buses Monday

  • Greyhound US
    35h 10m
    0
    9:35 AM
    Phoenix, AZ
    Bus Station
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $127
  • Greyhound US
    30h 25m
    0
    10:45 PM
    Phoenix, AZ
    Bus Station
    7:10 AM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $127
  • FlixBus
    56h 5m
    0
    12:40 PM
    Phoenix, AZ
    44th St/Washington
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    FlixBus
    Economy
    $138
  • Greyhound US
    37h 25m
    0
    7:20 AM
    Phoenix, AZ
    44th St/Washington
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $140

What are the fastest trips from Phoenix, AZ to St. Louis, MO?

You can get to St. Louis, MO from Phoenix, AZ in just 5h 36m with a Flight from United 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.

Tuesday
from 5h 36m
Wednesday
from 6h 23m
Thursday
from 6h 56m
Friday
from 7h 37m
Saturday
from 6h 56m
Sunday
from 6h 56m
Monday
from 11h 51m

    Fastest Flights Tuesday

  • United Airlines
    5h 36m
    0
    4:21 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    11:57 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    United Airlines
    Economy
    from $196
  • United Airlines
    6h 56m
    0
    6:50 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    3:46 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    United Airlines
    Economy
    from $152
  • Alaska Airlines
    7h 37m
    0
    7:00 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    4:37 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Alaska Airlines
    Economy
    from $207
  • Frontier Airlines
    22h 32m
    0
    6:51 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    7:23 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Frontier Airlines
    Economy
    from $85
  • Frontier Airlines
    24h 54m
    0
    4:29 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    7:23 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Frontier Airlines
    Economy
    from $85
  • Fastest Buses Tuesday

  • Greyhound US
    30h 25m
    0
    10:45 PM
    Phoenix, AZ
    Bus Station
    7:10 AM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $139
  • Greyhound US
    35h 10m
    0
    9:35 AM
    Phoenix, AZ
    Bus Station
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $139
  • Greyhound US
    37h 25m
    0
    7:20 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $146
  • FlixBus
    56h 5m
    0
    12:40 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    FlixBus
    Economy
    $142

    Fastest Flights Wednesday

  • Frontier Airlines
    6h 23m
    0
    11:00 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    7:23 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Frontier Airlines
    Economy
    from $78
  • United Airlines
    6h 56m
    0
    6:50 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    3:46 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    United Airlines
    Economy
    from $196
  • Alaska Airlines
    7h 37m
    0
    7:00 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    4:37 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Alaska Airlines
    Economy
    from $207
  • Alaska Airlines
    10h 45m
    0
    6:00 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    6:45 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Alaska Airlines
    Economy
    from $207
  • Frontier Airlines
    24h 26m
    0
    12:05 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    2:31 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Frontier Airlines
    Economy
    from $86
  • Fastest Buses Wednesday

  • Greyhound US
    30h 25m
    0
    10:45 PM
    Phoenix, AZ
    Bus Station
    7:10 AM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $139
  • Greyhound US
    35h 10m
    0
    9:35 AM
    Phoenix, AZ
    Bus Station
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $139
  • Greyhound US
    37h 25m
    0
    7:20 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $177

    Fastest Flights Thursday

  • United Airlines
    6h 56m
    0
    6:50 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    3:46 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    United Airlines
    Economy
    from $253
  • Frontier Airlines
    10h 31m
    0
    7:40 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    8:11 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Frontier Airlines
    Economy
    from $120
  • Frontier Airlines
    12h 8m
    0
    5:15 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    7:23 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Frontier Airlines
    Economy
    from $120
  • Allegiant Air
    33h 1m
    0
    9:10 AM
    Phoenix-Mesa Gateway Airport
    Bus Stop
    8:11 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Allegiant Air
    Economy
    from $243
  • Allegiant Air
    45h 50m
    0
    9:05 AM
    Phoenix-Mesa Gateway Airport
    Bus Stop
    8:55 AM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Allegiant Air
    Economy
    from $236
  • Fastest Buses Thursday

  • Greyhound US
    30h 25m
    0
    10:45 PM
    Phoenix, AZ
    Bus Station
    7:10 AM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $144
  • Greyhound US
    35h 10m
    0
    9:35 AM
    Phoenix, AZ
    Bus Station
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $131
  • Greyhound US
    37h 25m
    0
    7:20 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $153
  • FlixBus
    56h 5m
    0
    12:40 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    FlixBus
    Economy
    $155

    Fastest Flights Friday

  • Alaska Airlines
    7h 37m
    0
    7:00 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    4:37 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Alaska Airlines
    Economy
    from $261
  • Frontier Airlines
    22h 32m
    0
    6:51 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    7:23 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Frontier Airlines
    Economy
    from $190
  • Frontier Airlines
    25h 6m
    0
    4:17 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    7:23 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Frontier Airlines
    Economy
    from $190
  • Allegiant Air
    29h 37m
    0
    9:57 AM
    Phoenix-Mesa Gateway Airport
    Bus Stop
    5:34 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Allegiant Air
    Economy
    from $284
  • Allegiant Air
    31h 37m
    0
    7:57 AM
    Phoenix-Mesa Gateway Airport
    Bus Stop
    5:34 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Allegiant Air
    Economy
    from $273
  • Fastest Buses Friday

  • Greyhound US
    30h 25m
    0
    10:45 PM
    Phoenix, AZ
    Bus Station
    7:10 AM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $152
  • Greyhound US
    35h 10m
    0
    9:35 AM
    Phoenix, AZ
    Bus Station
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $143
  • Greyhound US
    37h 25m
    0
    7:20 AM
    Phoenix, AZ
    44th St/Washington
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $157
  • FlixBus
    56h 5m
    0
    12:40 PM
    Phoenix, AZ
    44th St/Washington
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    FlixBus
    Economy
    $162

    Fastest Flights Saturday

  • United Airlines
    6h 56m
    0
    6:50 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    3:46 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    United Airlines
    Economy
    from $263
  • Frontier Airlines
    12h 8m
    0
    5:15 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    7:23 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Frontier Airlines
    Economy
    from $161
  • Frontier Airlines
    16h 3m
    0
    11:30 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    5:33 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Frontier Airlines
    Economy
    from $127
  • Allegiant Air
    32h 28m
    0
    7:05 AM
    Phoenix-Mesa Gateway Airport
    Bus Stop
    5:33 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Allegiant Air
    Economy
    from $227
  • Allegiant Air
    47h 50m
    0
    7:05 AM
    Phoenix-Mesa Gateway Airport
    Bus Stop
    8:55 AM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Allegiant Air
    Economy
    from $227
  • Fastest Buses Saturday

  • Greyhound US
    30h 25m
    0
    10:45 PM
    Phoenix, AZ
    Bus Station
    7:10 AM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $167
  • Greyhound US
    35h 10m
    0
    9:35 AM
    Phoenix, AZ
    Bus Station
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $144
  • Greyhound US
    37h 25m
    0
    7:20 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $165
  • FlixBus
    56h 5m
    0
    12:40 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    FlixBus
    Economy
    $160

    Fastest Flights Sunday

  • United Airlines
    6h 56m
    0
    6:50 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    3:46 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    United Airlines
    Economy
    from $283
  • Alaska Airlines
    7h 37m
    0
    7:00 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    4:37 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Alaska Airlines
    Economy
    from $321
  • Frontier Airlines
    12h 8m
    0
    5:15 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    7:23 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Frontier Airlines
    Economy
    from $126
  • Aeroméxico
    36h 38m
    0
    11:59 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    2:37 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Aeroméxico
    Economy
    from $841
  • Allegiant Air
    46h 15m
    0
    4:50 PM
    Phoenix-Mesa Gateway Airport
    Bus Stop
    5:05 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Allegiant Air
    Economy
    from $261
  • Fastest Buses Sunday

  • Greyhound US
    30h 25m
    0
    10:45 PM
    Phoenix, AZ
    Bus Station
    7:10 AM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $157
  • Greyhound US
    35h 10m
    0
    9:35 AM
    Phoenix, AZ
    Bus Station
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $139
  • Greyhound US
    37h 25m
    0
    7:20 AM
    Phoenix, AZ
    44th St/Washington
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $147
  • FlixBus
    56h 5m
    0
    12:40 PM
    Phoenix, AZ
    44th St/Washington
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    FlixBus
    Economy
    $147

    Fastest Flights Monday

  • United Airlines
    11h 51m
    0
    10:06 AM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    11:57 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    United Airlines
    Economy
    from $267
  • Frontier Airlines
    17h 3m
    0
    10:27 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    5:30 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Frontier Airlines
    Economy
    from $125
  • Allegiant Air
    24h 19m
    0
    3:11 PM
    Phoenix-Mesa Gateway Airport
    Bus Stop
    5:30 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Allegiant Air
    Economy
    from $242
  • Alaska Airlines
    27h 38m
    0
    6:16 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    11:54 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Alaska Airlines
    Economy
    from $304
  • Aeroméxico
    36h 38m
    0
    11:59 PM
    Phoenix Sky Harbor Airport
    Phoenix Sky Harbor Airport
    2:37 PM
    St. Louis Lambert Airport
    St. Louis Lambert Airport
    0
    Aeroméxico
    Economy
    from $741
  • Fastest Buses Monday

  • Greyhound US
    30h 25m
    0
    10:45 PM
    Phoenix, AZ
    Bus Station
    7:10 AM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $127
  • Greyhound US
    35h 10m
    0
    9:35 AM
    Phoenix, AZ
    Bus Station
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $127
  • Greyhound US
    37h 25m
    0
    7:20 AM
    Phoenix, AZ
    44th St/Washington
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    Greyhound US
    Economy
    $140
  • FlixBus
    56h 5m
    0
    12:40 PM
    Phoenix, AZ
    44th St/Washington
    10:45 PM
    St. Louis, MO
    Gateway Station
    0
    FlixBus
    Economy
    $138
Here you will find all operators and timetables for a Bus from Phoenix, AZ to St. Louis, MO

What are the most popular stations in Phoenix, AZ and St. Louis, MO?

In Phoenix, AZ, you will usually depart from Washington St & 4th Av Bus Stop, 7th St & Roosevelt St Bus Stop or 24th St & Jefferson St Station, while in St. Louis, MO you will be arriving at Skinker Boulevard, Lindbergh @ Hackberry NB Bus Stop or Gateway Station, 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 St. Louis, MO from Phoenix, AZ? With 8 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 Phoenix, AZ and St. Louis, MO, you can pay as low as $78 with a Flight from Frontier 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 United Airlines: you will get to St. Louis, MO in just 5h 36m.

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 Phoenix, AZ and St. Louis, MO are Greyhound US, Frontier Airlines and Allegiant Air, 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 Phoenix, AZ and St. Louis, MO 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 Phoenix Sky Harbor Airport or to Sauget, IL, and look at flights from Phoenix-Deer Valley Airport, and landing at St. Louis Lambert 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 Phoenix, AZ to St. Louis, MO?

The most popular companies between Phoenix, AZ and St. Louis, MO, are Greyhound US, Frontier Airlines and Allegiant Air. Be sure to check their seat class offers and the amenities that they provide.

Bus companies: Greyhound US and FlixBus

Airlines: Frontier Airlines, Allegiant Air, United Airlines and 2 more.

All you need to know when you travel from Phoenix, AZ to St. Louis, MO

Check all information on comfort and services on all modes of transports from Phoenix, AZ to St. Louis, MO. See which seat classes are available, and what amenities are other advantages offered by the operators on your journey.

FAQs about the trip from Phoenix, AZ to St. Louis, MO

How can I reach St. Louis, MO from Phoenix, AZ?

Every day, there are on average 8 connections between Flight and Bus, with which you can get to St. Louis, MO from Phoenix, AZ.

How far is St. Louis, MO from Phoenix, AZ?

The distance between Phoenix, AZ and St. Louis, MO is 1,270.1 miles.

What is the most ecofriendly mode of transport between Phoenix, AZ and St. Louis, MO?

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 55 kgs of CO2, a train 72 kgs, a car 347 kgs, and a flight 503 kgs.

What is the cheapest mode of transport from Phoenix, AZ to St. Louis, MO?

You can get to St. Louis, MO with just $78 by taking a Flight from Frontier Airlines.

What is the fastest way to get from Phoenix, AZ to St. Louis, MO?

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 St. Louis, MO in just 5h 36m with a Flight from United Airlines.

More routes to Phoenix, AZ and to St. Louis, MO

Looking for more options? Here you can see the most popular routes to Phoenix, AZ and to St. Louis, MO. Simply click on a connection, and you’ll find all the details about the route!

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