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

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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 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 March , April 2026

26 Mar - 09 Apr $ 468.00
DCA
Washington
United Airlines
1 STOPS
YOW
Ottawa
YOW
Ottawa
United Airlines
1 STOPS
DCA
Washington
Pick dates
26 Mar - 09 Apr $ 468.00
DCA
Washington
United Airlines
1 STOPS
YOW
Ottawa
YOW
Ottawa
United Airlines
1 STOPS
DCA
Washington
Pick dates
31 Mar - 01 Apr $ 534.00
DCA
Washington
United Airlines
DIRECT
YOW
Ottawa
YOW
Ottawa
United Airlines
DIRECT
DCA
Washington
Pick dates

Last minute flights from Washington to Ottawa

30 Mar - 31 Mar $ 442.00
DCA
Washington
United Airlines
1 STOPS
YOW
Ottawa
YOW
Ottawa
United Airlines
1 STOPS
DCA
Washington
Pick dates
30 Mar - 31 Mar $ 452.00
DCA
Washington
United Airlines
1 STOPS
YOW
Ottawa
YOW
Ottawa
United Airlines
1 STOPS
DCA
Washington
Pick dates
30 Mar - 31 Mar $ 490.00
DCA
Washington
United Airlines
1 STOPS
YOW
Ottawa
YOW
Ottawa
United Airlines
DIRECT
DCA
Washington
Pick dates

One-way flights to Ottawa from Washington

12:55 PM - 12:55 PM
United Airlines
0 Stops
1h 32m
DCA - YOW
$ 214
Kiwi
Pick dates
9:05 AM - 11:58 AM
United Airlines
1 Stops
4h 27m
DCA - YOW
$ 283
Kiwi
Pick dates
12:55 PM - 12:55 PM
United Airlines
0 Stops
1h 35m
DCA - YOW
$ 300
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.