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Cheap flights from St Louis (STL) to Washington (DCA)

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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 Washington (DCA)

How to find the cheapest flight from St Louis (STL) to Washington (DCA)
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How to find the cheapest flight from St Louis (STL) to Washington (DCA)
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How to find the cheapest flight from St Louis (STL) to Washington (DCA)
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Cheap flights from St Louis to Washington in April , May 2025

28 Apr - 01 May $ 340.00
STL
St Louis
United Airlines
1 STOPS
DCA
Washington
DCA
Washington
United Airlines
1 STOPS
STL
St Louis
Pick dates
29 Apr - 06 May $ 414.00
STL
St Louis
United Airlines
1 STOPS
DCA
Washington
DCA
Washington
United Airlines
1 STOPS
STL
St Louis
Pick dates
29 Apr - 06 May $ 414.00
STL
St Louis
United Airlines
1 STOPS
DCA
Washington
DCA
Washington
United Airlines
1 STOPS
STL
St Louis
Pick dates

Last minute flights from St Louis to Washington

28 Apr - 30 Apr $ 414.00
STL
St Louis
United Airlines
1 STOPS
DCA
Washington
DCA
Washington
United Airlines
1 STOPS
STL
St Louis
Pick dates
28 Apr - 30 Apr $ 414.00
STL
St Louis
United Airlines
1 STOPS
DCA
Washington
DCA
Washington
United Airlines
1 STOPS
STL
St Louis
Pick dates
28 Apr - 30 Apr $ 414.00
STL
St Louis
United Airlines
1 STOPS
DCA
Washington
DCA
Washington
United Airlines
1 STOPS
STL
St Louis
Pick dates

One-way flights to Washington from St Louis

5:35 PM - 7:35 PM
United Airlines
1 Stops
4h
STL - DCA
$ 170
Kiwi
Pick dates
5:35 PM - 7:35 PM
United Airlines
1 Stops
4h
STL - DCA
$ 363
Kiwi
Pick dates
5:35 PM - 7:35 PM
United Airlines
1 Stops
4h
STL - DCA
$ 428
Kiwi
Pick dates

How to find the cheapest flight from St Louis (STL) to Washington (DCA)

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