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Cheap flights from St Louis (STL) to San Salvador (SAL)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from St Louis (STL) to San Salvador (SAL)

How to find the cheapest flight from St Louis (STL) to San Salvador (SAL)
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How to find the cheapest flight from St Louis (STL) to San Salvador (SAL)
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How to find the cheapest flight from St Louis (STL) to San Salvador (SAL)
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Cheap flights from St Louis to San Salvador in May , June 2026

29 May - 07 Jun $ 659.00
STL
St Louis
United Airlines
1 STOPS
SAL
San Salvador
SAL
San Salvador
United Airlines
1 STOPS
STL
St Louis
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29 May - 07 Jun $ 737.00
STL
St Louis
United Airlines
1 STOPS
SAL
San Salvador
SAL
San Salvador
United Airlines
1 STOPS
STL
St Louis
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29 May - 07 Jun $ 737.00
STL
St Louis
United Airlines
1 STOPS
SAL
San Salvador
SAL
San Salvador
United Airlines
1 STOPS
STL
St Louis
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Last minute flights from St Louis to San Salvador

28 May - 01 Jun $ 889.00
STL
St Louis
Volaris
1 STOPS
SAL
San Salvador
SAL
San Salvador
Volaris
2 STOPS
STL
St Louis
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28 May - 01 Jun $ 964.00
STL
St Louis
Volaris
1 STOPS
SAL
San Salvador
SAL
San Salvador
Volaris
2 STOPS
STL
St Louis
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28 May - 31 May $ 1,059.00
STL
St Louis
Frontier Airlines
1 STOPS
SAL
San Salvador
SAL
San Salvador
Frontier Airlines
1 STOPS
STL
St Louis
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One-way flights to San Salvador from St Louis

6:00 AM - 6:27 PM
United Airlines
1 Stops
16h 35m
STL - SAL
$ 339
Kiwi
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8:35 AM - 12:26 PM
United Airlines
1 Stops
6h 55m
STL - SAL
$ 380
Kiwi
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2:57 PM - 6:45 PM
United Airlines
1 Stops
6h 52m
STL - SAL
$ 397
Kiwi
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How to find the cheapest flight from St Louis (STL) to San Salvador (SAL)

Related info for your journey
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How to find the cheapest flight from St Louis (STL) to San Salvador (SAL)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from St Louis (STL) to San Salvador (SAL)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.