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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 June , July 2026

29 Jun - 23 Jul $ 599.00
DCA
Washington
United Airlines
DIRECT
YOW
Ottawa
YOW
Ottawa
United Airlines
DIRECT
DCA
Washington
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16 Jun - 09 Jul $ 1,055.00
DCA
Washington
WestJet
2 STOPS
YOW
Ottawa
YOW
Ottawa
WestJet
2 STOPS
DCA
Washington
Pick dates
17 Jun - 10 Jul $ 1,097.00
DCA
Washington
WestJet
2 STOPS
YOW
Ottawa
YOW
Ottawa
WestJet
2 STOPS
DCA
Washington
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Last minute flights from Washington to Ottawa

23 Jun - 30 Jun $ 560.00
DCA
Washington
United Airlines
1 STOPS
YOW
Ottawa
YOW
Ottawa
United Airlines
1 STOPS
DCA
Washington
Pick dates
16 Jun - 30 Jun $ 800.00
DCA
Washington
United Airlines
1 STOPS
YOW
Ottawa
YOW
Ottawa
United Airlines
1 STOPS
DCA
Washington
Pick dates
16 Jun - 30 Jun $ 808.00
DCA
Washington
United Airlines
DIRECT
YOW
Ottawa
YOW
Ottawa
United Airlines
DIRECT
DCA
Washington
Pick dates

One-way flights to Ottawa from Washington

12:40 PM - 12:40 PM
United Airlines
0 Stops
1h 31m
DCA - YOW
$ 294
Kiwi
Pick dates
3:05 PM - 8:24 PM
United Airlines
1 Stops
7h
DCA - YOW
$ 450
Kiwi
Pick dates
12:40 PM - 12:40 PM
United Airlines
0 Stops
1h 31m
DCA - YOW
$ 634
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.