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

Next bus departures

Next departures from St. Louis to San Diego on 3 December
Operated byVehicle typeDeparture timeDeparture locationTrip durationArrival timeArrival locationRecommendedPrice and booking link
Greyhound Lines, Inc.Bus
Gateway Station
Greyhound Bus StopCheapest
Greyhound Lines, Inc. + FlixBus
Bus
Gateway Station
UCSD Health La Jolla StationFastest
Greyhound Lines, Inc. + FlixBus
Bus
Gateway Station
San Diego (Old Town-FlixBus)No tags
Greyhound Lines, Inc. + FlixBus
Bus
Gateway Station
San Diego (Old Town-FlixBus)No tags
Greyhound Lines, Inc. + FlixBus
Bus
Gateway Station
UCSD Health La Jolla StationNo tags

Last refresh of the prices: Yesterday at 18:26 CST.

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

We recommend taking the bus

Among the sustainable travel choices, the bus stands out as a good way to reach San Diego. The journey takes about 1 day, 23 hours 40 minutes and with fares starting at just £123, it presents an excellent value for a comfortable ride.

10bus per day
1d 23hAverage duration
1559 milesDistance
63kgCO₂ emissions
Average price£123 - £465Average duration1d 23h
63kg CO₂e
Average price£185 - £1,456Average duration2d 8h
229kg CO₂e

Frequently asked questions about travelling by bus from St. Louis to San Diego, CA, US

Please note that timetables, routes, or operator details shown here may be updated or vary at the time of your journey.

  1. How much is the bus ticket from St. Louis to San Diego?

    The cheapest coach tickets from St. Louis to San Diego start from £123. The average price for this route is around £272. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.

  2. How long is the bus journey from St. Louis to San Diego?

    The average bus journey time from St. Louis to San Diego is 1d 23h, covering a distance of 1559 miles. The fastest bus can take you there in 1d 18h and is operated by Greyhound.

  3. Which bus companies service the St. Louis to San Diego route?

    Several major bus companies operate on this route with 10 buses available per day, including services from Greyhound, FlixBus.

  4. What is the earliest and latest departure time for the bus from St. Louis to San Diego?

    The earliest bus departs from St. Louis to San Diego at 01:00. And the latest bus departs at 23:30.

  5. What are the CO₂ emissions for the bus trip from St. Louis to San Diego?

    A bus journey from St. Louis to San Diego produces an estimated 63 kg of CO₂, making it a highly eco-friendly choice and a mode of travel recommended by Busbud.

  6. Which is the best bus company from St. Louis to San Diego?

    According to Busbud customers, the highest-rated bus company on this route is Greyhound, with an average rating of 3.5 out of 5 stars based on 87387 reviews.

  7. Which company has the best Wi-Fi from St. Louis to San Diego?

    Based on Busbud reviews, the bus company FlixBus has the best Wi-Fi rating with a score of 2.7.

  8. Which bus company offers the most punctual service from St. Louis to San Diego?

    According to Busbud traveller reviews, the most punctual bus company on this route is FlixBus, with a punctuality rating of 3.9 out of 5 stars.

  9. Which bus company has the cleanest buses from St. Louis to San Diego?

    According to Busbud traveller reviews, the bus company with the cleanest buses on this route is FlixBus, with a cleanliness rating of 4.1 out of 5 stars.

Find cheapest prices for buses

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

Best price found
30/11
£368
01/12
£333
Today
£248
03/12
£296
04/12
No data
05/12
£173
06/12
No data
07/12
No data
busbud logoThe cheapest trip from St. Louis to San Diego, CA, US was searched and found on 5 Dec 2025 with a price of £173

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 £173 to £368 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 £173, which is on 2025-12-05.

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

People from around the world trust Busbud