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

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Washington (DCA) to Boston (BOS)

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

31 Jan - 01 Feb $ 244.00
DCA
Washington
United Airlines
1 STOPS
BOS
Boston
BOS
Boston
United Airlines
1 STOPS
DCA
Washington
Pick dates
18 Jan - 03 Feb $ 942.00
DCA
Washington
Alaska Airlines
1 STOPS
BOS
Boston
BOS
Boston
Alaska Airlines
1 STOPS
DCA
Washington
Pick dates
21 Jan - 10 Feb $ 942.00
DCA
Washington
Alaska Airlines
1 STOPS
BOS
Boston
BOS
Boston
Alaska Airlines
1 STOPS
DCA
Washington
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Last minute flights from Washington to Boston

30 Jan - 31 Jan $ 257.00
DCA
Washington
United Airlines
1 STOPS
BOS
Boston
BOS
Boston
United Airlines
1 STOPS
DCA
Washington
Pick dates
17 Jan - 31 Jan $ 318.00
DCA
Washington
United Airlines
1 STOPS
BOS
Boston
BOS
Boston
United Airlines
1 STOPS
DCA
Washington
Pick dates
17 Jan - 31 Jan $ 353.00
DCA
Washington
United Airlines
1 STOPS
BOS
Boston
BOS
Boston
United Airlines
1 STOPS
DCA
Washington
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One-way flights to Boston from Washington

6:00 PM - 8:30 PM
United Airlines
1 Stops
3h 52m
DCA - BOS
$ 134
Kiwi
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9:07 AM - 12:00 PM
United Airlines
1 Stops
4h 6m
DCA - BOS
$ 167
Kiwi
Pick dates
6:00 PM - 8:30 PM
United Airlines
1 Stops
3h 52m
DCA - BOS
$ 169
Kiwi
Pick dates

How to find the cheapest flight from Washington (DCA) to Boston (BOS)

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