Which bus from Portland, OR to San Diego is the cheapest?

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Compare all timetables for the bus from Portland, OR to San Diego

Here is a selection of the cheapest bus trips from the schedule from Portland, OR to San Diego from various bus operators like FlixBus or Greyhound US for the next days.

today
tomorrow
Thursday
Friday
$115
Saturday
$116
Sunday
$109
Monday
$106

Cheapest bus trips Friday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
FlixBus 28h 25m 8:00 PM Portland, OR Union Bus Station 12:25 AM San Diego San Ysidro Transit Center  Economy $115
FlixBus 27h 50m 8:00 PM Portland, OR Greyhound Bus Station 11:50 PM San Diego Old Town Transit Center  Economy $119
Greyhound US 44h 15m 2:00 AM Portland, OR Greyhound Bus Station 10:15 PM San Diego Seaport Village  Economy $121
FlixBus 50h 15m 8:00 PM Portland, OR Greyhound Bus Station 10:15 PM San Diego Seaport Village  Economy $121

Cheapest bus trips Saturday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
Greyhound US 44h 15m 2:00 AM Portland, OR Greyhound Bus Station 10:15 PM San Diego Seaport Village  Economy $116
FlixBus 27h 50m 8:00 PM Portland, OR Greyhound Bus Station 11:50 PM San Diego Old Town Transit Center  Economy $118
FlixBus 28h 25m 8:00 PM Portland, OR Union Bus Station 12:25 AM San Diego San Ysidro Transit Center  Economy $122
FlixBus 50h 15m 8:00 PM Portland, OR Greyhound Bus Station 10:15 PM San Diego Seaport Village  Economy $136

Cheapest bus trips Sunday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
FlixBus 27h 50m 8:00 PM Portland, OR Greyhound Bus Station 11:50 PM San Diego Old Town Transit Center  Economy $109
FlixBus 50h 15m 8:00 PM Portland, OR Greyhound Bus Station 10:15 PM San Diego Seaport Village  Economy $118
Greyhound US 44h 15m 2:00 AM Portland, OR Greyhound Bus Station 10:15 PM San Diego Seaport Village  Economy $122

Cheapest bus trips Monday

Mode of Transport BertCompanyCountOneCompanyName Duration Departure time From Departure Arrival time To Destination Logo Seat classes Price
FlixBus 27h 50m 8:00 PM Portland, OR Union Bus Station 11:50 PM San Diego Old Town Transit Center  Economy $106
FlixBus 50h 15m 8:00 PM Portland, OR Union Bus Station 10:15 PM San Diego Seaport Village  Economy $109
Greyhound US 44h 15m 2:00 AM Portland, OR Union Bus Station 10:15 PM San Diego Seaport Village  Economy $116

Best Price Offer: The price for the cheapest bus from Portland, OR to San Diego is $93 on 5/16/2026. Flexible travelers save on ticket prices.


Frequency of bus connections between Portland, OR and San Diego

See here how frequent the connections between Portland, OR and San Diego are, during different times and days of the week.
Sunday is the busiest day, with more than 6 daily buses from Portland, OR to San Diego. Monday has instead the fewest connections, with only 3 daily coaches between Portland, OR and San Diego.
The busiest time of the day is the Evening, with 12 buses from Portland, OR to San Diego, while Night sees the fewest connections between Portland, OR and San Diego, with 5 offers.

Facts about the bus from Portland, OR to San Diego

Compare all providers like FlixBus and Greyhound US that travel 4 times every day by bus from Portland, OR to San Diego in one click! Book your bus ticket from Portland, OR to San Diego starting from $93!

Cheapest Bus $93
Fastest Bus 27h 50m
Earliest Bus 2:00 AM
Latest Bus 8:00 PM
Daily Bus Routes 4 Ø
Distance 932.4 miles
Bus Companies FlixBus and Greyhound US

Cheapest bus connections from Portland, OR to San Diego

Every day, 4 buses from 2 bus companies leave Portland, OR for San Diego: in the table below, you will find the cheapest prices for a bus ticket for this route, starting from 05/05/2026 and for the following days.

Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday 05/03
Monday 05/04
Tuesday 05/05
Wednesday 05/06
Thursday 05/07
Friday 05/08
$119
Saturday 05/09
$122
Sunday 05/10
$109
Monday 05/11
$106
Tuesday 05/12
$106
Wednesday 05/13
$109
Thursday 05/14
$120
Friday 05/15
$123
Saturday 05/16
$93
Sunday 05/17
$123
Monday 05/18
$115
Tuesday 05/19
$117
Wednesday 05/20
$109
Thursday 05/21
$147
Friday 05/22
$125
Saturday 05/23
$129
Sunday 05/24
$139
Monday 05/25
$141
Tuesday 05/26
$130
Wednesday 05/27
$127
Thursday 05/28
$127
Friday 05/29
$129
Saturday 05/30

The cheapest time to travel from Portland, OR to San Diego

See here on which day and which time of the day you can find the cheapest bus ticket from Portland, OR to San Diego, for the next 30 days.
With a price starting from $93, Saturday is the cheapest day for a bus from Portland, OR to San Diego. Friday instead is the most expensive day with prices starting from $115.
Night is the cheapest day time for bus tickets from Portland, OR to San Diego, with $93. Evening is the most expensive time of the day with prices starting from $106.

How to save money travelling from Portland, OR to San Diego

Travel can be expensive, but it doesn't need to be! Do you want to avoid paying a terrible price for your trip? Then follow these quick steps to save money:

Book the ticket from Portland, OR to San Diego in advance! The earlier you book, the cheaper usually the price is. Also, you will be sure to have a place on the bus from Portland, OR to San Diego, compared instead if you buy it at the last moment, or directly at the station.

If you can, avoid travelling at peak times. Instead of weekend, try travelling during the week. Travelling in the evening or at night it’s also cheaper, and later buses from Portland, OR to San Diego are also emptier.

Beloved bus companies from Portland, OR to San Diego

These are the most booked bus companies between Portland, OR to San Diego from our users.

FlixBus from Portland, OR to San Diego

FlixBus

Here you will find the key facts about the FlixBus bus route Portland, OR to San Diego:

Cheapest Price $106
Fastest Bus 27h 50m
Earliest Bus 8:00 PM
Last Bus 8:00 PM
Daily Connections 3 Ø
Found on 4/11/2026

All bus stations and stops in Portland, OR and San Diego

In the map below, you can see where to find all bus stations in Portland, OR and San Diego.

Service and Comfort on the bus from Portland, OR to San Diego

Want to know which seat classes are available on the buses from Portland, OR to San Diego? Or which bus companies serve the route Portland, OR to San Diego? Below you will find answers to your questions.

FAQs about the Portland, OR to San Diego bus

How much does a Portland, OR San Diego bus trip cost?

This depends on, among other things, the day and time of travel. The cheapest trip is available from $93 and takes 27h 50m to reach San Diego. Compare offers to save money!

How much could I save by comparing buses from Portland, OR to San Diego?

This route is offered by 2 companies with a range of ticket prices between $93 and $136. Thus, we recommend booking your ticket as early as possible to make sure you get the cheapest bus ticket to San Diego.

On average, how many connections are available from Portland, OR to San Diego each day?

Every day, the Portland, OR to San Diego bus route is served by approximately 4 connections. With our search, you can compare bus times to find the perfect trip.

How long does a bus journey from Portland, OR to San Diego take?

The fastest bus from Portland, OR to San Diego is offered by FlixBus and takes 27h 50m. Bus tickets for this connection cost $119. In this context, bear in mind that the journey can take longer due to traffic.

What time is the first bus from Portland, OR to San Diego?

The earliest bus arriving in San Diego from Portland, OR starts at 2:00 AM. However, information regarding departure times may differ on weekends and holidays. Simply use our search to find exact times for your planned travel date.

What time is the last bus from Portland, OR to San Diego?

The latest bus trip departing from Portland, OR for San Diego starts at 8:00 PM. Please note that departure times may differ on weekends and holidays. So just use our search to find the exact times for your planned travel date.

Which bus companies operate the Portland, OR San Diego route?

When traveling by bus from Portland, OR to San Diego, passengers can travel with FlixBus and Greyhound US. With our search, you can compare all available bus tickets to book the one that works for you.

Is there a direct bus between Portland, OR and San Diego?

You can check all the direct connections between Portland, OR and San Diego by using our search and looking at the Changes section in our filters. These are some of the companies which offer a direct bus: FlixBus and Greyhound US.

What can I take with me on the Portland, OR to San Diego bus route?

Depending on which provider you travel with, what you're allowed to bring with you can vary. Generally, you can take a suitcase and hand luggage with you on the Portland, OR San Diego bus route free of charge. Simply use our search to find a bus that is best suited to your needs for your planned travel date.

What equipment is available for the Portland, OR San Diego bus route?

The equipment on board differs depending on the provider. However, many long-distance buses have WiFi so you can tell your friends your exact location during the journey. To make traveling even more pleasant, air conditioning systems provide ventilation. It is best to use our search to get precise information about the equipment of the bus from Portland, OR to San Diego on your planned travel date.

How does CheckMyBus find the best bus deals from Portland, OR to San Diego?

CheckMyBus collaborates directly with companies around the world to provide you with the best options when searching for a trip. We retrieve their first-hand data to show you real-time prices, schedules, and seat availability for 4 daily trips between Portland, OR and San Diego. With the most up-to-date information from verified sources, you can fairly compare all available options and choose the trip that suits you best.

How does CheckMyBus technology work for trips from Portland, OR to San Diego?

Prices and availability for 4 trips between Portland, OR and San Diego change constantly. To provide you with the most up-to-date information, we connect directly with bus operators, Online Travel Agencies (OTAs), and Global Distribution Systems (GDS) via real-time interfaces (APIs). The data collected from these sources undergoes strict quality checks, is processed within our infrastructure, and is then presented to you on our search results pages. Visit our About Us page to learn more.

Available seat classes which are offered on the bus route Portland, OR to San Diego

Economy
Economy

The cheapest option available for your ticket, it usually comes with reclinable seats and AC.

More bus routes to Portland, OR and to San Diego

Here’s an overview of the most popular bus routes to Portland, OR and to San Diego. Simply click on the connection of your choice, and you will find all the details about your bus route!
From Bellingham, WA to Portland, OR bus From Bellingham, WA to Portland, OR bus
Bus from Davenport, IA to Portland, OR Bus from Davenport, IA to Portland, OR
Bus to Portland, OR from Visalia, CA Bus to Portland, OR from Visalia, CA
Buses to Portland, OR from Stockton, CA Buses to Portland, OR from Stockton, CA
Oklahoma City, OK to San Diego bus Oklahoma City, OK to San Diego bus
From Visalia, CA to San Diego bus From Visalia, CA to San Diego bus
Bus from Moses Lake, WA to San Diego Bus from Moses Lake, WA to San Diego
Albuquerque, NM to San Diego bus Albuquerque, NM to San Diego bus
Popular Airport Shuttles to Portland, OR and to San Diego
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