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

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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 Washington (DCA) to Ottawa (YOW)

How to find the cheapest flight from Washington (DCA) to Ottawa (YOW)
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How to find the cheapest flight from Washington (DCA) to Ottawa (YOW)
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How to find the cheapest flight from Washington (DCA) to Ottawa (YOW)
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Cheap flights from Washington to Ottawa in December 2025 , January 2026

31 Dec - 18 Jan $ 587.00
DCA
Washington
United Airlines
1 STOPS
YOW
Ottawa
YOW
Ottawa
United Airlines
DIRECT
DCA
Washington
Pick dates
31 Dec - 18 Jan $ 587.00
DCA
Washington
United Airlines
1 STOPS
YOW
Ottawa
YOW
Ottawa
United Airlines
DIRECT
DCA
Washington
Pick dates
31 Dec - 18 Jan $ 589.00
DCA
Washington
United Airlines
1 STOPS
YOW
Ottawa
YOW
Ottawa
United Airlines
DIRECT
DCA
Washington
Pick dates

Last minute flights from Washington to Ottawa

25 Dec - 31 Dec $ 865.00
DCA
Washington
United Airlines
1 STOPS
YOW
Ottawa
YOW
Ottawa
United Airlines
1 STOPS
DCA
Washington
Pick dates
25 Dec - 31 Dec $ 865.00
DCA
Washington
United Airlines
1 STOPS
YOW
Ottawa
YOW
Ottawa
United Airlines
1 STOPS
DCA
Washington
Pick dates
24 Dec - 31 Dec $ 986.00
DCA
Washington
United Airlines
1 STOPS
YOW
Ottawa
YOW
Ottawa
United Airlines
1 STOPS
DCA
Washington
Pick dates

One-way flights to Ottawa from Washington

10:30 AM - 6:00 PM
United Airlines
1 Stops
10h 48m
DCA - YOW
$ 330
Kiwi
Pick dates
12:59 PM - 8:15 PM
United Airlines
1 Stops
8h 57m
DCA - YOW
$ 529
Kiwi
Pick dates
12:55 PM - 12:55 PM
United Airlines
0 Stops
1h 35m
DCA - YOW
$ 718
Kiwi
Pick dates

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

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