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Cheap flights from Boston (BOS) 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 Boston (BOS) to Washington (DCA)

How to find the cheapest flight from Boston (BOS) to Washington (DCA)
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How to find the cheapest flight from Boston (BOS) to Washington (DCA)
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How to find the cheapest flight from Boston (BOS) to Washington (DCA)
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Cheap flights from Boston to Washington in April , May 2026

24 Apr - 01 May $ 267.00
BOS
Boston
United Airlines
1 STOPS
DCA
Washington
DCA
Washington
United Airlines
1 STOPS
BOS
Boston
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15 Apr - 05 May $ 1,173.00
BOS
Boston
Alaska Airlines
1 STOPS
DCA
Washington
DCA
Washington
Alaska Airlines
1 STOPS
BOS
Boston
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16 Apr - 05 May $ 1,173.00
BOS
Boston
Alaska Airlines
1 STOPS
DCA
Washington
DCA
Washington
Alaska Airlines
1 STOPS
BOS
Boston
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Last minute flights from Boston to Washington

29 Apr - 30 Apr $ 257.00
BOS
Boston
United Airlines
1 STOPS
DCA
Washington
DCA
Washington
United Airlines
1 STOPS
BOS
Boston
Pick dates
29 Apr - 30 Apr $ 287.00
BOS
Boston
United Airlines
1 STOPS
DCA
Washington
DCA
Washington
United Airlines
1 STOPS
BOS
Boston
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23 Apr - 30 Apr $ 287.00
BOS
Boston
United Airlines
1 STOPS
DCA
Washington
DCA
Washington
United Airlines
1 STOPS
BOS
Boston
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One-way flights to Washington from Boston

8:30 AM - 11:00 AM
United Airlines
1 Stops
4h
BOS - DCA
$ 144
Kiwi
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7:05 AM - 11:00 AM
United Airlines
1 Stops
5h 25m
BOS - DCA
$ 174
Kiwi
Pick dates
6:00 AM - 8:15 AM
United Airlines
1 Stops
3h 45m
BOS - DCA
$ 244
Kiwi
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How to find the cheapest flight from Boston (BOS) to Washington (DCA)

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