| St. Louis San Diego | 07/28/24 1 Stopover (LAS) F92017, F91465 28h 36min | 08/15/24 1 Stopover (LAS) F91470, F92018 11h 12min |  Frontier Airlines |  | $227 found 3 days ago | Check | |
| Best option St. Louis San Diego | 07/28/24 1 Stopover (PHX) AA2303, AA0480 05h 39min | 08/15/24 1 Stopover (PHX) AA1950, AA0890 05h 24min |  American Airlines |  | ? | $357 found 3 days ago | Check |
| St. Louis San Diego | 07/28/24 1 Stopover (IAH) UA1394, UA2034 13h 55min | 08/15/24 1 Stopover (IAH) UA2170, UA2215 06h 35min |  United Airlines |  | ? | $439 found 3 days ago | Check |
| St. Louis San Diego | 07/28/24 1 Stopover (IAH) UA1394, UA1373 15h 30min | 08/15/24 1 Stopover (IAH) UA2170, UA2215 06h 35min | United Airlines |  | ? | $457 found 3 days ago | Check |
| St. Louis San Diego | 07/28/24 1 Stopover (IAH) UA1394, UA2358 06h 31min | 08/15/24 1 Stopover (IAH) UA2170, UA2215 06h 35min | United Airlines |  | ? | $523 found 3 days ago | Check |
| St. Louis San Diego | 07/28/24 2 Stopovers (MCO, LAS) NK1130, NK3166, NK0429 20h 40min | 08/15/24 1 Stopover (LAS) NK0744, NK1128 13h 37min |  Spirit Airlines |  | ? | $599 found 3 days ago | Check |
| St. Louis San Diego | 07/28/24 1 Stopover (SEA) AS0388, AS1156 10h 39min | 08/15/24 1 Stopover (LAS) NK0744, NK1128 13h 37min |  Alaska Airlines |  | $611 found 3 days ago | Check | |
| St. Louis San Diego | 07/28/24 1 Stopover (DEN) UA1923, UA0599 05h 42min | 08/15/24 1 Stopover (DEN) UA2350, UA1422 05h 42min | United Airlines |  | $647 found 3 days ago | Check | |
| St. Louis San Diego | 07/28/24 1 Stopover (IAH) UA1394, UA2358 06h 31min | 08/15/24 1 Stopover (IAH) UA2170, UA2215 06h 35min | United Airlines |  | ? | $708 found 3 days ago | Check |
-
Find cheap flights -
Booking tips
- Flights
- Flight Routes
- Flights to United States
- Flights to San Diego
- Flights St. Louis (STL) San Diego (SAN)
Airline
- United Airlines
- Spirit Airlines
- American Airlines
- Frontier Airlines
- Alaska Airlines
Flight type
- Return
Outbound departure month
- July 2024
Outbound weekday
- Sunday
Return departure month
- August 2024
Return weekday
- Thursday
Change in
- Orlando International Airport, FL
- Houston - George Bush Intercontinental Airport, TX
- Las Vegas - McCarran International Airport, NV
- Seattle-Tacoma International Airport, WA
- Denver International Airport, CO
- Phoenix - Sky Harbor International Airport
Tips and tricks to help you find cheap flights from St. Louis to San Diego
Favorite airline: Spirit Airlines
The most popular airline for flights from St. Louis to San Diego is Spirit Airlines.
Spirit Airlines
40 %
Frontier Airlines
33 %
Delta
20 %
Favourite connection: via Las Vegas
On this route, flights with a stopover in Las Vegas are the most popular.
Route
bookings
1 stopover Las Vegas - McCarran International Airport, NV
09h 06min, from $254
50 %
1 stopover Denver International Airport, CO
06h 23min, from $217
42 %
1 stopover Detroit Metropolitan Wayne County Airport, MI
09h 54min, from $342
8 %
Flight information: St. Louis - San Diego
| Roundtrip from | $226.46 |
|---|---|
| Flight duration | min. 04:05 / max. 14:00 |
| Return flight duration | min. 03:20/ max. 08:00 |
| Distance | 2504 km |
| Flights per week | 48 |
| Departure airport | St. Louis - Lambert International Airport (STL) |
| Arrival airport | San Diego - Lindberg Field International, CA (SAN) |
| Destination country | United States |
Alternative routes to United States
- St. Louis - New York from $302
- St. Louis - Los Angeles from $743
- St. Louis - Chicago O'Hare from $212
- St. Louis - Fort Lauderdale from $272
- St. Louis - Chicago from $212
- St. Louis - Daytona Beach from $507
- St. Louis - Rochester from $448
- St. Louis - Kona from $685
- St. Louis - Jacksonville, Florida from $264
- St. Louis - Denver from $186
Alternative flights to San Diego
- New York - San Diego from $280
- Las Vegas - San Diego from $92
- San Francisco - San Diego from $131
- Austin - San Diego from $209
- San Jose - San Diego from $153
- Chicago - San Diego from $187
- Washington-DC - San Diego from $245
- New York - San Diego from $280
- Detroit - San Diego from $233
- Newark - San Diego from $357
Flight destinations with a similar price
- San Diego - Los Cabos from $443
Flight destinations with a similar price
- St. Louis - Chicago O'Hare from $212
- St. Louis - Chicago from $212