Bus Tickets from St. Louis to San Diego, CA, US

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TodayAug 20
TomorrowAug 21
from US$249
FriAug 22
from US$185
SatAug 23
from US$158
SunAug 24
from US$152
MonAug 25
from US$171
TueAug 26
from US$180
WedAug 27

Cheap buses leaving tomorrow

One passenger / one way

  • This trip is recommended because it is the: Cheapest
    Departure time: August 21 at
    Departure city: St. Louis
    Departure location: Gateway Station
    Arrival time: August 23 at
    Destination city: San Diego
    Destination location: Greyhound Bus Stop
    Operated by: FlixBus + Greyhound Lines, Inc.
    FlixBus + Greyhound Lines, Inc.
    Vehicle: BusDuration:
  • This trip is recommended because it is the: Fastest
    Departure time: August 21 at
    Departure city: St. Louis
    Departure location: Gateway Station
    Arrival time: August 22 at
    Destination city: San Diego
    Destination location: UCSD Health La Jolla Station
    Operated by: Greyhound Lines, Inc. + FlixBus
    Greyhound Lines, Inc. + FlixBus
    Vehicle: BusDuration:
  • Departure time: August 21 at
    Departure city: St. Louis
    Departure location: Gateway Station
    Arrival time: August 22 at
    Destination city: San Diego
    Destination location: San Diego (Old Town-FlixBus)
    Operated by: Greyhound Lines, Inc. + FlixBus
    Greyhound Lines, Inc. + FlixBus
    Vehicle: BusDuration:
  • Departure time: August 21 at
    Departure city: St. Louis
    Departure location: Gateway Station
    Arrival time: August 22 at
    Destination city: San Diego
    Destination location: Greyhound Bus Stop
    Operated by: Greyhound Lines, Inc.Greyhound Lines, Inc.
    Vehicle: BusDuration:
  • Departure time: August 21 at
    Departure city: St. Louis
    Departure location: Gateway Station
    Arrival time: August 23 at
    Destination city: San Diego
    Destination location: San Diego (Old Town-FlixBus)
    Operated by: Greyhound Lines, Inc. + FlixBus
    Greyhound Lines, Inc. + FlixBus
    Vehicle: BusDuration:

Accepted payments

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Compare 2 ways to go from St. Louis to San Diego

Average PriceUS$132 - US$404Average Duration2d 3h
63kg CO₂e5 out of 5 stars
CheapestFastestMost eco-friendly
Average PriceUS$219 - US$513Average Duration2d 8h
229kg CO₂e1 out of 5 stars
busbud logoBusbud recommends taking the bus from St. Louis to San Diego

Among the sustainable travel choices, the bus stands out as a good way to reach San Diego. The journey takes about 2 days, 3 hours 25 minutes, and with fares starting at just US$132, it presents an excellent value for a comfortable ride.

17bus per day
2d 3hAverage Duration
US$132Cheapest ticket
63kgCO₂ emissions

Bus St. Louis to San Diego, CA, US: Trip Overview

Average Ticket PriceUS$192
Average Bus Trip Duration2d 3h
Number of daily buses17
Earliest bus departure1:15am
Distance2514 km
Latest bus departure4:30pm

St. Louis to San Diego Bus

Busbud shows you the best bus ticket fares and bus schedules so you can easily plan and book a trip by bus from St. Louis to San Diego.

We make sure you can find a bus service from St. Louis to San Diego from the most reliable bus companies operating this trip.

Whether it is cheap bus tickets or more luxurious buses going to San Diego from St. Louis, we help you find what you're looking for based on how much of a budget you have.

Frequently asked questions on the trip St. Louis - San Diego, CA, US

  1. What is the travel distance from St. Louis to San Diego?

    St. Louis and San Diego are 2516 km (1560 miles) apart.

  2. What are the departure and arrival locations for buses traveling from St. Louis to San Diego?

    Buses departing from Gateway Station in St. Louis will take you to Mission Valley Sheraton in San Diego.

Find cheapest prices for buses

Price is for a one-way ticket for one passenger and based on past searches.

Best price found
08-18
No data
08-19
US$169
Today
No data
08-21
US$303
08-22
US$179
08-23
US$157
08-24
US$156
08-25
US$177
busbud logoThe cheapest trip from St. Louis to San Diego, CA, US was searched and found on Aug 24, 2025 with a price of US$156

To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from St. Louis to San Diego, CA, US, as early as possible.

You can expect to pay from US$156 to US$303 for a bus ticket from St. Louis to San Diego, CA, US based on the last 2 days. You can expect to find the cheapest price for the trip at US$156 which is on 2025-08-24.

About Bus Travel

Bus Travel Tips

If you're abroad, study some local language. Not only could it get you out of a pickle during your bus trip from St. Louis to San Diego but it'll also be endearing to native speakers who will surely appreciate your effort.

Start sightseeing the minute your bus leaves the station. If you're on the night bus from St. Louis to San Diego, get comfy and count the stars.

Buses are energy-efficient. Carrying a passenger over 100 kms by coach only takes 0.6-0.9 liters of gas. Compare that to the 2.6 liters required by high-speed train, 6.6 liters by airplane and 7.6 liters by gas-powered car, and it's clear that the bus is a more environmentally-conscious option for your bus transportation from St. Louis to San Diego.

Create your own real life musical score by curating a personalized bus travel playlist - the perfect accompaniment to your bus ride from St. Louis to San Diego.

Did you know?

Did you know some bus companies in Germany offer to their passenger low-costs snacks and regional beer based on their destination? Prosit!

Did you know that 80% of the buses in North America are equipped with WiFi and power outlets ? And 60% of bus travellers have used their electronic device on board during 2014.

9.2% of ground transportation in Europe is done by bus versus 7.4% by train.

What's the cheapest way to go from St. Louis to San Diego, CA, US?

busbud logoThe bus is the cheapest travel choice for this destination

Will you be returning to St. Louis by bus?

Bus from San Diego, CA, US to St. Louis

You can also go to San Diego, CA, US by train

Train from St. Louis to San Diego, CA, US

Why choose Busbud?

The Best Way To Book Bus and Train Tickets

Busbud helps you easily search, compare and book intercity bus tickets on a worlwide scale with our comprehensive list of bus routes and schedules. With Busbud, wherever you go, you have a worldwide bus station within reach and available in your own language and currency. With Busbud, you can buy tickets with confidence. We ensure that you make the most out of your bus trip by partnering up with reliable bus companies from all around the world such as Greyhound, Eurolines, ALSA, OUIBUS (BlaBlaBus), National Express and many others.

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Popular Buses Connecting St. Louis

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Popular Buses Connecting San Diego

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