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Cheap Flights from St. Louis to San Diego
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Cheap Flights from St. Louis to San Diego starting at CNY 50
We've found these cheap flights for you. You can book one-way or return flight tickets.
- One way
- Round-trip
- STL11:3610h 46m1 stopSAN20:22Wed, May 15|St. Louis - San Diego|Spirit AirlinesCNY 50CNY 10251% OFF51% OFFCNY 102CNY 50
- STL22:5910h 35m1 stopSAN07:34Tue, Apr 30|St. Louis - San Diego|Frontier AirlinesCNY 64CNY 10238% OFF38% OFFCNY 102CNY 64
- STL19:5120h 49m1 stopSAN14:40Wed, May 15|St. Louis - San Diego|Frontier AirlinesCNY 68CNY 10233% OFF33% OFFCNY 102CNY 68
- STL22:5910h 35m1 stopSAN07:34Tue, May 7|St. Louis - San Diego|Frontier AirlinesCNY 69CNY 69
- STL20:0413h 59m1 stopSAN08:03Wed, May 1|St. Louis - San Diego|Frontier AirlinesCNY 70CNY 70
- STL19:5113h 12m1 stopSAN07:03Sat, May 11|St. Louis - San Diego|Frontier AirlinesCNY 70CNY 70
- STL22:5910h 35m1 stopSAN07:34Tue, Apr 23|St. Louis - San Diego|Frontier AirlinesCNY 71CNY 71
- STL22:5910h 55m1 stopSAN07:54Sun, Apr 21|St. Louis - San Diego|Frontier AirlinesCNY 76CNY 76
- STL20:0412h 56m1 stopSAN07:00Mon, Apr 22|St. Louis - San Diego|Frontier AirlinesCNY 76CNY 76
- STL11:339h 26m1 stopSAN18:59Wed, May 1|St. Louis - San Diego|Spirit AirlinesCNY 78CNY 78
- STL13:003h 5mDirectSAN14:00Fri, Apr 26|St. Louis - San Diego|Spirit AirlinesFind More FlightsFind More Flights
Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
Cheapest time to fly from St. Louis to San Diego
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Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.
Cheapest Airlines flying from St. Louis to San Diego
Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.
Spirit Airlines
From S$ 50
Frontier Airlines
From S$ 64
American Airlines
From S$ 97
Delta Air Lines
From S$ 149
Sun Country Airlines
From S$ 177
United Airlines
From S$ 183
Alaska Airlines
From S$ 237
Southwest Airlines
From S$ 241
ANA airlines
Find more flights and airlines
Alternative Routes from St. Louis to San Diego
Searching for potential routes that might be cheaper and faster? Check out these alternative flights from St. Louis to San Diego.
- CheapestSTL11:3610h 46m1 transferSAN20:22St. Louis Lambert International Airport - San Diego International AirportWed, May 15Spirit AirlinesS$ 50
- STL11:3610h 46m1 transferSAN20:22St. Louis Lambert International Airport - San Diego International AirportWed, May 15Spirit AirlinesS$ 50Find More Flights
Frequently Asked Questions
How to find a cheap flight from St. Louis to San Diego
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from St. Louis to San Diego. Book your flights at the right time and save more.
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Find cheapest flight ticket from St. Louis to San Diego
Cheapest direct flight price | S$ 50 |
---|---|
Cheapest return ticket price | S$ 365 |
Cheapest month | May |
Peak season for travel | July |
Flight distance | 2,514.9km |
Average flight time | 4 hours 43 minutes |
Popular airline | Alaska Airlines |
Plan Your Trip Around San Diego
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