MXN$2,375 Cheap Flights from St. Louis (STL) to Los Angeles (QLA)

View MXN$2,375 flight on Sat, 21 Feb 2026Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Los Angeles

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Cheap Flights from St. Louis to Los Angeles (STL-QLA)

Prices were available within the past 7 days and start at MXN$2,375 for one-way flights and MXN$5,311 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 4 Dec - Mon, 8 Dec
STL
St. Louis
ONT
Ontario
MXN$5,311 Roundtrip, found 23 hours ago
MXN$5,311
Roundtrip
found 23 hours ago
Select Delta flight, departing Thu, 4 Dec from St. Louis to Ontario, returning Mon, 8 Dec, priced at MXN$5,311 found 23 hours ago
Delta
Thu, 4 Dec - Mon, 8 Dec
STL
St. Louis
ONT
Ontario
MXN$5,315 Roundtrip, found 23 hours ago
MXN$5,315
Roundtrip
found 23 hours ago
Select Delta flight, departing Thu, 4 Dec from St. Louis to Ontario, returning Mon, 8 Dec, priced at MXN$5,315 found 23 hours ago
American Airlines
Sat, 21 Feb - Sun, 1 Mar
STL
St. Louis
LAX
Los Angeles
MXN$5,670 Roundtrip, found 2 days ago
MXN$5,670
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, 21 Feb from St. Louis to Los Angeles, returning Sun, 1 Mar, priced at MXN$5,670 found 2 days ago
Delta
Thu, 4 Dec - Mon, 8 Dec
STL
St. Louis
ONT
Ontario
MXN$5,794 Roundtrip, found 23 hours ago
MXN$5,794
Roundtrip
found 23 hours ago
Select Delta flight, departing Thu, 4 Dec from St. Louis to Ontario, returning Mon, 8 Dec, priced at MXN$5,794 found 23 hours ago
Delta
Thu, 4 Dec - Mon, 8 Dec
STL
St. Louis
ONT
Ontario
MXN$5,797 Roundtrip, found 23 hours ago
MXN$5,797
Roundtrip
found 23 hours ago
Select Delta flight, departing Thu, 4 Dec from St. Louis to Ontario, returning Mon, 8 Dec, priced at MXN$5,797 found 23 hours ago
American Airlines
Sat, 21 Feb - Sun, 1 Mar
STL
St. Louis
LAX
Los Angeles
MXN$5,985 Roundtrip, found 2 days ago
MXN$5,985
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, 21 Feb from St. Louis to Los Angeles, returning Sun, 1 Mar, priced at MXN$5,985 found 2 days ago
Alaska Airlines
Sat, 21 Feb - Sun, 1 Mar
STL
St. Louis
LAX
Los Angeles
MXN$6,103 Roundtrip, found 2 days ago
MXN$6,103
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sat, 21 Feb from St. Louis to Los Angeles, returning Sun, 1 Mar, priced at MXN$6,103 found 2 days ago
United
Thu, 4 Dec - Mon, 8 Dec
STL
St. Louis
ONT
Ontario
MXN$6,145 Roundtrip, found 23 hours ago
MXN$6,145
Roundtrip
found 23 hours ago
Select United flight, departing Thu, 4 Dec from St. Louis to Ontario, returning Mon, 8 Dec, priced at MXN$6,145 found 23 hours ago
United
Thu, 4 Dec - Mon, 8 Dec
STL
St. Louis
ONT
Ontario
MXN$6,148 Roundtrip, found 23 hours ago
MXN$6,148
Roundtrip
found 23 hours ago
Select United flight, departing Thu, 4 Dec from St. Louis to Ontario, returning Mon, 8 Dec, priced at MXN$6,148 found 23 hours ago
Delta
Thu, 4 Dec - Mon, 8 Dec
STL
St. Louis
ONT
Ontario
MXN$6,278 Roundtrip, found 23 hours ago
MXN$6,278
Roundtrip
found 23 hours ago
Select Delta flight, departing Thu, 4 Dec from St. Louis to Ontario, returning Mon, 8 Dec, priced at MXN$6,278 found 23 hours ago

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

February is typically the cheapest month to fly

From MXN$2,196 - MXN$7,436 per traveler.
Flights from St. Louis (STL) to Ontario (ONT)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Los Angeles - Ontario Intl.
Roundtrip price
MXN$5,311
Distance
2467 km

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