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Cheap flights from Ottawa (YOW) 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 Ottawa (YOW) to Washington (DCA)

How to find the cheapest flight from Ottawa (YOW) to Washington (DCA)
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How to find the cheapest flight from Ottawa (YOW) to Washington (DCA)
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How to find the cheapest flight from Ottawa (YOW) to Washington (DCA)
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Cheap flights from Ottawa to Washington in August , September 2026

31 Aug - 13 Sep $ 590.00
YOW
Ottawa
Air Canada
DIRECT
DCA
Washington
DCA
Washington
Air Canada
DIRECT
YOW
Ottawa
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28 Aug - 09 Sep $ 668.00
YOW
Ottawa
Air Canada
DIRECT
DCA
Washington
DCA
Washington
Air Canada
DIRECT
YOW
Ottawa
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28 Aug - 04 Sep $ 743.00
YOW
Ottawa
Air Canada
DIRECT
DCA
Washington
DCA
Washington
Air Canada
DIRECT
YOW
Ottawa
Pick dates

Last minute flights from Ottawa to Washington

28 Aug - 31 Aug $ 635.00
YOW
Ottawa
United Airlines
DIRECT
DCA
Washington
DCA
Washington
United Airlines
1 STOPS
YOW
Ottawa
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28 Aug - 31 Aug $ 654.00
YOW
Ottawa
Air Canada
DIRECT
DCA
Washington
DCA
Washington
Air Canada
DIRECT
YOW
Ottawa
Pick dates
28 Aug - 31 Aug $ 725.00
YOW
Ottawa
United Airlines
DIRECT
DCA
Washington
DCA
Washington
United Airlines
DIRECT
YOW
Ottawa
Pick dates

One-way flights to Washington from Ottawa

10:25 AM - 10:25 AM
United Airlines
0 Stops
1h 35m
YOW - DCA
$ 373
Kiwi
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10:25 AM - 10:25 AM
United Airlines
0 Stops
1h 35m
YOW - DCA
$ 445
Kiwi
Pick dates
10:25 AM - 10:25 AM
Air Canada
0 Stops
1h 35m
YOW - DCA
$ 463
Kiwi
Pick dates

How to find the cheapest flight from Ottawa (YOW) to Washington (DCA)

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