Next departures from St. Louis to San Diego on 28 November
Operated by
Vehicle type
Departure time
Departure location
Trip duration
Arrival time
Arrival location
Recommended
Price and booking link
Greyhound Lines, Inc. + FlixBus
Bus
Gateway Station
San Diego (Old Town-FlixBus)
Cheapest
Greyhound Lines, Inc. + FlixBus
Bus
Gateway Station
UCSD Health La Jolla Station
Fastest
FlixBus + Greyhound Lines, Inc.
Bus
Gateway Station
Greyhound Bus Stop
No tags
Greyhound Lines, Inc. + FlixBus
Bus
Gateway Station
Downtown SD (Seaport)
No tags
FlixBus + Greyhound Lines, Inc.
Bus
Gateway Station
Downtown SD (Seaport)
No tags
Next departures from St. Louis to San Diego on 29 November
Operated by
Vehicle type
Departure time
Departure location
Trip duration
Arrival time
Arrival location
Recommended
Price and booking link
Greyhound Lines, Inc. + FlixBus
Bus
Gateway Station
San Diego (Old Town-FlixBus)
Cheapest
Greyhound Lines, Inc. + FlixBus
Bus
Gateway Station
UCSD Health La Jolla Station
Fastest
Greyhound Lines, Inc. + FlixBus
Bus
Gateway Station
San Diego (Old Town-FlixBus)
No tags
Bus
Gateway Station
Greyhound Bus Stop
No tags
Greyhound Lines, Inc. + FlixBus
Bus
Gateway Station
UCSD Health La Jolla Station
No tags
Next departures from St. Louis to San Diego on 30 November
Operated by
Vehicle type
Departure time
Departure location
Trip duration
Arrival time
Arrival location
Recommended
Price and booking link
Greyhound Lines, Inc. + FlixBus
Bus
Gateway Station
Downtown SD (Seaport)
Cheapest
Greyhound Lines, Inc. + FlixBus
Bus
Gateway Station
UCSD Health La Jolla Station
Fastest
Greyhound Lines, Inc. + FlixBus
Bus
Gateway Station
San Diego (Old Town-FlixBus)
No tags
Bus
Gateway Station
Greyhound Bus Stop
No tags
FlixBus + Greyhound Lines, Inc.
Bus
Gateway Station
San Diego (Old Town-FlixBus)
No tags
Next departures from St. Louis to San Diego on 1 December
Operated by
Vehicle type
Departure time
Departure location
Trip duration
Arrival time
Arrival location
Recommended
Price and booking link
FlixBus + Greyhound Lines, Inc.
Bus
Gateway Station
San Diego (Old Town-FlixBus)
Cheapest
Greyhound Lines, Inc. + FlixBus
Bus
Gateway Station
UCSD Health La Jolla Station
Fastest
Greyhound Lines, Inc. + FlixBus
Bus
Gateway Station
San Diego (Old Town-FlixBus)
No tags
Bus
Gateway Station
Greyhound Bus Stop
No tags
FlixBus + Greyhound Lines, Inc.
Bus
Gateway Station
UCSD Health La Jolla Station
No tags
Next departures from St. Louis to San Diego on 2 December
Operated by
Vehicle type
Departure time
Departure location
Trip duration
Arrival time
Arrival location
Recommended
Price and booking link
Greyhound Lines, Inc. + FlixBus
Bus
Gateway Station
San Diego (Old Town-FlixBus)
Cheapest
Greyhound Lines, Inc. + FlixBus
Bus
Gateway Station
UCSD Health La Jolla Station
Fastest
Greyhound Lines, Inc. + FlixBus
Bus
Gateway Station
San Diego (Old Town-FlixBus)
No tags
Bus
Gateway Station
Greyhound Bus Stop
No tags
Greyhound Lines, Inc. + FlixBus
Bus
Gateway Station
UCSD Health La Jolla Station
No tags
Last refresh of the prices: Last Tuesday at 12:00 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.
Based on 87403 reviews, the company was rated 3.5 stars on Busbud. Travellers were especially satisfied with the ticket access and the temperature but often complained with the Wi-Fi. Greyhound ticket prices on this trip start at £125
Based on 11465 reviews, the company was rated 3.5 stars on Busbud. Travellers were especially satisfied with the ticket access and the staff but often complained with the Wi-Fi. FlixBus ticket prices on this trip start at £100
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.
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 £249. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
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 1557 miles. The fastest bus can take you there in 1d 18h and is operated by Greyhound.
Which bus companies service the St. Louis to San Diego route?
Several major bus companies operate on this route with 9 buses available per day, including services from Greyhound, FlixBus.
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 00:55. And the latest bus departs at 23:30.
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.
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.
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.
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.
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
26/11
£350
27/11
£346
Today
£288
29/11
£317
30/11
£349
01/12
£333
02/12
£248
03/12
£184
The cheapest trip from St. Louis to San Diego, CA, US was searched and found on 3 Dec 2025 with a price of £184
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 £184 to £350 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 £184, which is on 2025-12-03.
What's the cheapest way to go from St. Louis to San Diego, CA, US?
The bus is the cheapest travel choice for this destination