Earn point on your loyalty program!arrow arc left

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

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

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

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.
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.

Cheap flights from Ottawa to Washington in January , February 2026

28 Jan - 19 Feb $ 275.00
YOW
Ottawa
United Airlines
DIRECT
DCA
Washington
DCA
Washington
United Airlines
DIRECT
YOW
Ottawa
Pick dates
30 Jan - 03 Feb $ 275.00
YOW
Ottawa
United Airlines
DIRECT
DCA
Washington
DCA
Washington
United Airlines
DIRECT
YOW
Ottawa
Pick dates
30 Jan - 11 Feb $ 297.00
YOW
Ottawa
United Airlines
DIRECT
DCA
Washington
DCA
Washington
United Airlines
DIRECT
YOW
Ottawa
Pick dates

Last minute flights from Ottawa to Washington

28 Jan - 31 Jan $ 298.00
YOW
Ottawa
United Airlines
DIRECT
DCA
Washington
DCA
Washington
United Airlines
1 STOPS
YOW
Ottawa
Pick dates
19 Jan - 31 Jan $ 459.00
YOW
Ottawa
United Airlines
1 STOPS
DCA
Washington
DCA
Washington
United Airlines
1 STOPS
YOW
Ottawa
Pick dates
19 Jan - 31 Jan $ 484.00
YOW
Ottawa
United Airlines
DIRECT
DCA
Washington
DCA
Washington
United Airlines
1 STOPS
YOW
Ottawa
Pick dates

One-way flights to Washington from Ottawa

10:30 AM - 10:30 AM
United Airlines
0 Stops
1h 49m
YOW - DCA
$ 173
Kiwi
Pick dates
6:00 AM - 10:55 AM
United Airlines
1 Stops
6h 24m
YOW - DCA
$ 222
Kiwi
Pick dates
10:30 AM - 10:30 AM
United Airlines
0 Stops
1h 49m
YOW - DCA
$ 259
Kiwi
Pick dates

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

Related info for your journey
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.
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.