Cheap flights from San Diego to St. Louis
Choose between WN, American Airlines, or Frontier Airlines to find the best price
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Tips to know when travelling to St. Louis
Cheapest one-way trip
£62
Cheapest round-trip
£94
Average round-trip
£100
Most popular airline
WN
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Weekly flights
Mondays | Tuesdays | Wednesdays | Thursdays | Fridays | Saturdays | Sundays | |
---|---|---|---|---|---|---|---|
Number of flights | 45 | 44 | 33 | 42 | - | 40 | 44 |
Fly direct with
WN on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.
Check-in for a flight from San Diego to St. Louis
Name | Carrier code | IATA Code | Passport needed during booking | Airport check-in closes | Online check-in available |
---|---|---|---|---|---|
WN | SWA | WN | No | Unknown | No |
American Airlines | AAL | AA | Yes | Unknown | No |
Frontier Airlines | FFT | F9 | No | Unknown | No |
United Airlines | UAL | UA | Yes | Unknown | No |
Delta Air Lines | DAL | DL | Yes | Unknown | No |
Frequently asked questions
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What is the flight distance between San Diego and St. Louis?
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Is it possible to combine flights, buses, and trains in one itinerary when traveling between San Diego and St. Louis?
What is Virtual Interlining and how do I use it?
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What time do flights between San Diego and St. Louis depart?
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Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.
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