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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 April , May 2026

23 Apr - 23 May $ 552.00
STL
St Louis
United Airlines
1 STOPS
SAL
San Salvador
SAL
San Salvador
United Airlines
1 STOPS
STL
St Louis
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22 Apr - 22 May $ 552.00
STL
St Louis
United Airlines
1 STOPS
SAL
San Salvador
SAL
San Salvador
United Airlines
1 STOPS
STL
St Louis
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23 Apr - 23 May $ 552.00
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

25 Apr - 01 May $ 535.00
STL
St Louis
Frontier Airlines
2 STOPS
SAL
San Salvador
SAL
San Salvador
Frontier Airlines
2 STOPS
STL
St Louis
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24 Apr - 01 May $ 591.00
STL
St Louis
Frontier Airlines
1 STOPS
SAL
San Salvador
SAL
San Salvador
Frontier Airlines
2 STOPS
STL
St Louis
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24 Apr - 01 May $ 619.00
STL
St Louis
Frontier Airlines
1 STOPS
SAL
San Salvador
SAL
San Salvador
Frontier Airlines
2 STOPS
STL
St Louis
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One-way flights to San Salvador from St Louis

8:39 AM - 1:55 PM
Avianca
1 Stops
8h 41m
STL - SAL
$ 290
Kiwi
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6:00 AM - 12:26 PM
United Airlines
1 Stops
9h 30m
STL - SAL
$ 330
Kiwi
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6:00 AM - 10:07 AM
United Airlines
1 Stops
7h 15m
STL - SAL
$ 356
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.