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Flights from St Louis to San Diego, United States
St Louis to San Diego Last modified: Jan 27, 2025 3:24 -05:00
We've scanned 119,262,985 round trip itineraries and found the cheapest flights to San Diego. Alaska & American frequently offer the best deals to San Diego flights, or select your preferred carrier below to see the cheapest days to fly.
Where To Buy Cheap Flights from St Louis to San Diego?
The best way to find a great deal on airfare is to search multiple sites. When you run a search on FareCompare, we search multiple sites and fare sources all at once so you don't have to - which is why we think FareCompare is the best place to find cheap tickets. Airlines can adjust prices for tickets from St Louis to San Diego based on the day and time that you decide to book your flight. We have collected data from all airlines, and have found that Tuesdays, Wednesdays, and Saturdays are often the best days to book flights. If you'd like to learn more, read our article about the best time to buy airline tickets.
Compare Flight Prices from St Louis to San Diego by Month
Sorry... we weren't able to find enough data for this market to reliably compare prices over the coming months. Run an airfare search now to update and compare prices. Find Flights
Cheap Last Minute Flights from St Louis to San Diego
Well that's unexpected... we weren't able to find enough weekend deals to make a good comparison. Run an airfare search now to update and compare prices. Find Flights
Connecting Flights vs Direct Flights from St Louis to San Diego
Flights between some cities may be significantly cheaper if you choose a multi-stop airline ticket. Although these connecting flights sacrifice some convenience, on average, travelers save 20%-60% when they choose to fly multi-stop versus a direct flight.
The average price for connecting flights from St Louis to San Diego is $306.
The average price for direct flights from St Louis to San Diego is not available.
One Way Flights vs Round Trip Flights from St Louis to San Diego
We have found that there is often no price difference between buying a round trip flight versus a one way flight. Increased flexibility is the main benefit when it comes to buying a one way flight from St Louis to San Diego. However, booking a round trip flight can be a simpler process. You can compare round trip and one way flights by using our flight comparison.
The average price for one way flights from St Louis to San Diego is $130.
The average price for round trip flights from St Louis to San Diego is $306.
Farecompare Research Tools
FareCompare's Flight Schedule Search Tool helps you find information about airline schedule filings, including flight numbers, depart times, and travel distance.
Cheap Domestic Flights from St Louis - STL Last modified: Jan 27, 2025 3:24 -05:00
Cheap International Flights from St Louis - STL Last modified: Jan 27, 2025 3:24 -05:00
| Flights | Lowest Price |
| St Louis to Tijuana | $358 |
Cheap Domestic Flights to San Diego - SAN Last modified: Jan 27, 2025 3:24 -05:00
