Cheap flights San Diego — Saint Louis (SAN — STL)

Good to know - Cheap tickets San Diego — Saint Louis

Minimal flight time 3h 30m
Flight distance 2512 km
Most popular airline Southwest Airlines
Round-trip from $138

Airfare San Diego – Saint Louis by month

Here you can find out in what months how much a ticket San Diego – Saint Louis costs to buy cheap plane tickets.

Month One-way Round-trip
May 2026
April 2026
February 2026
March 2025

Remember that the optimal time for booking air tickets is 59 days before the departure date, this is the average time at which air tickets were sold at the lowest prices.

Schedule of direct flights San Diego — Saint Louis

Departure Arrival Flight days Flight Airlines Flight time Airports
07:05 12:35 tue, wed WN4451 Southwest Airlines 3h 30m San Diego International Airport — Lambert-St. Louis International Airport Select dates
07:10 12:45 sat WN1474 Southwest Airlines 3h 35m San Diego International Airport — Lambert-St. Louis International Airport Select dates
11:00 16:42 mon SY8728 Sun Country Airlines 3h 42m San Diego International Airport — St. Louis Downtown Airport Select dates
12:20 17:50 tue, wed WN1166 Southwest Airlines 3h 30m San Diego International Airport — Lambert-St. Louis International Airport Select dates
13:20 18:50 mon, thu, fri WN4534 Southwest Airlines 3h 30m San Diego International Airport — Lambert-St. Louis International Airport Select dates
13:25 18:55 sat, sun WN4534 Southwest Airlines 3h 30m San Diego International Airport — Lambert-St. Louis International Airport Select dates
17:05 22:35 thu, fri, sun WN824 Southwest Airlines 3h 30m San Diego International Airport — Lambert-St. Louis International Airport Select dates
All routes

Flights San Diego — Saint Louis

The selection of cheap flights San Diego — Saint Louis

The price of the flight San Diego — Saint Louis (United States) — San Diego from $138 (round-trip).

The average price of the flight San Diego — Saint Louis (United States) — San Diego $288 (round-trip).

Low cost flights San Diego — Saint Louis (SAN — STL)

The distance between San Diego and Saint Louis 1561 miles (or 2512 kilometres).

The time difference between San Diego and Saint Louis is 2 h.

Minimal flight time from San Diego to Saint Louis 3h 30m.

Routes from nearby cities to Saint Louis

A flight from a neighbouring city can help you save money on plane tickets.

The closest airports to San Diego with a flight to Saint Louis are in Phoenix.

Popular International routes from San Diego

Popular routes from Saint Louis

If you are going to fly from Saint Louis, then study the popular flights. The most popular flights from Saint Louis:

Popular domestic routes from San Diego

FAQ about San Diego — Saint Louis

Yes, they do: WN4451, WN1474, SY8728, WN1166, WN4534, WN824

Yes, you can fly from San Diego to Saint Louis. San Diego has 7 airports (Montgomery Field, Miramar MS, North Island NAS, San Diego International Airport, Brown Field Municipalcipal, Gillespie Field, McClellan-Palomar Airport) for flights. Southwest Airlines, Sun Country Airlines depart from San Diego on mon, tue, wed, thu, fri, sat, sun. There are non-direct flights through Air Canada, Alaska Airlines, American Eagle, Contour Aviation, Delta Connection, FedEx, Frontier (Penny the Owl Livery), Jet Linx Aviation, Lufthansa, NetJets, SkyWest Airlines, SkyWest Charter, United Express, UPS, WestAir Charter.

A direct flight lasts an average of 3h 30m, during which time the aircraft covers a distance of 2512 km.

The price of flights San Diego — Saint Louis starts from $138.

Planes fly San Diego — Saint Louis 7 times a week on the following days: mon, tue, wed, thu, fri, sat, sun

In San Diego — Montgomery Field, Miramar MS, North Island NAS, San Diego International Airport, Brown Field Municipalcipal, Gillespie Field, McClellan-Palomar Airport. In Saint Louis — St. Louis Downtown Airport, Spirit of St. Louis Airport, Lambert-St. Louis International Airport.

The following flights fly between San Diego and Saint Louis: WN4451, WN1474, SY8728, WN1166, WN4534, WN4534, WN824

High season is considered to be March and the cheapest month is February. Enter your preferred airports (or cities) and dates into the search form above to unlock the latest San Diego — Saint Louis flight deals.

The following airlines have direct flights San Diego — Saint Louis: Southwest Airlines, Sun Country Airlines.

All the following airlines flights San Diego — Saint Louis: Air Canada, Alaska Airlines, American Eagle, Contour Aviation, Delta Connection, FedEx, Frontier (Penny the Owl Livery), Jet Linx Aviation, Lufthansa, NetJets, SkyWest Airlines, SkyWest Charter, Southwest Airlines, Sun Country Airlines, United Express, UPS, WestAir Charter.

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