Cheap flights from St. Louis to Southern California

View AU$214 flight on Sat, 27 Sep. 2025Opens in a new window

Popular airlines from St. Louis to Southern California

  • American Airlines

    American Airlines

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

  • United

    United

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Cheap Flights from St. Louis (STL) to Southern California (QLA)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, 27 Sep. - Sat, 4 Oct.
STL
St. Louis
LAX
Los Angeles
AU$427 Return, found 1 day ago
AU$427
Return
found 1 day ago
Select Alaska Airlines flight, departing Sat, 27 Sep. from St. Louis to Los Angeles, returning Sat, 4 Oct., priced at AU$427 found 1 day ago
Delta
Sat, 27 Sep. - Sat, 4 Oct.
STL
St. Louis
LAX
Los Angeles
AU$428 Return, found 1 day ago
AU$428
Return
found 1 day ago
Select Delta flight, departing Sat, 27 Sep. from St. Louis to Los Angeles, returning Sat, 4 Oct., priced at AU$428 found 1 day ago
Alaska Airlines
Sat, 16 Aug. - Mon, 25 Aug.
STL
St. Louis
PSP
Palm Springs
AU$443 Return, found 5 days ago
AU$443
Return
found 5 days ago
Select Alaska Airlines flight, departing Sat, 16 Aug. from St. Louis to Palm Springs, returning Mon, 25 Aug., priced at AU$443 found 5 days ago
American Airlines
Sat, 16 Aug. - Mon, 25 Aug.
STL
St. Louis
PSP
Palm Springs
AU$444 Return, found 5 days ago
AU$444
Return
found 5 days ago
Select American Airlines flight, departing Sat, 16 Aug. from St. Louis to Palm Springs, returning Mon, 25 Aug., priced at AU$444 found 5 days ago
American Airlines
Sat, 23 Aug. - Sat, 30 Aug.
STL
St. Louis
LAX
Los Angeles
AU$454 Return, found 2 days ago
AU$454
Return
found 2 days ago
Select American Airlines flight, departing Sat, 23 Aug. from St. Louis to Los Angeles, returning Sat, 30 Aug., priced at AU$454 found 2 days ago
United
Sat, 27 Sep. - Sat, 4 Oct.
STL
St. Louis
LAX
Los Angeles
AU$497 Return, found 1 day ago
AU$497
Return
found 1 day ago
Select United flight, departing Sat, 27 Sep. from St. Louis to Los Angeles, returning Sat, 4 Oct., priced at AU$497 found 1 day ago

Find the cheapest month to fly from St. Louis (STL) to Los Angeles (LAX)

February is typically the cheapest month to fly

From AU$184 - AU$682 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.