Earn point on your loyalty program!arrow arc left

Cheap flights from Philadelphia (PHL) to Ottawa (YOW)

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 Philadelphia (PHL) to Ottawa (YOW)

How to find the cheapest flight from Philadelphia (PHL) 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 Philadelphia (PHL) 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 Philadelphia (PHL) to Ottawa (YOW)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Philadelphia to Ottawa in August , September 2026

26 Aug - 14 Sep $ 612.00
PHL
Philadelphia
Frontier Airlines
1 STOPS
YOW
Ottawa
YOW
Ottawa
Frontier Airlines
1 STOPS
PHL
Philadelphia
Pick dates
25 Aug - 08 Sep $ 990.00
PHL
Philadelphia
Air Canada
1 STOPS
YOW
Ottawa
YOW
Ottawa
Air Canada
1 STOPS
PHL
Philadelphia
Pick dates
22 Aug - 08 Sep $ 1,103.00
PHL
Philadelphia
Air Canada
1 STOPS
YOW
Ottawa
YOW
Ottawa
Air Canada
1 STOPS
PHL
Philadelphia
Pick dates

Last minute flights from Philadelphia to Ottawa

26 Aug - 01 Sep $ 667.00
PHL
Philadelphia
Frontier Airlines
1 STOPS
YOW
Ottawa
YOW
Ottawa
Frontier Airlines
1 STOPS
PHL
Philadelphia
Pick dates
25 Aug - 31 Aug $ 1,022.00
PHL
Philadelphia
Air Canada
1 STOPS
YOW
Ottawa
YOW
Ottawa
Air Canada
1 STOPS
PHL
Philadelphia
Pick dates
22 Aug - 31 Aug $ 1,185.00
PHL
Philadelphia
Air Canada
1 STOPS
YOW
Ottawa
YOW
Ottawa
Air Canada
1 STOPS
PHL
Philadelphia
Pick dates

One-way flights to Ottawa from Philadelphia

10:50 AM - 4:30 PM
WestJet
1 Stops
6h 45m
PHL - YOW
$ 377
Kiwi
Pick dates
10:30 AM - 12:35 PM
United Airlines
1 Stops
3h 47m
PHL - YOW
$ 540
Kiwi
Pick dates
10:30 AM - 12:35 PM
United Airlines
1 Stops
3h 47m
PHL - YOW
$ 540
Kiwi
Pick dates

How to find the cheapest flight from Philadelphia (PHL) to Ottawa (YOW)

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 Philadelphia (PHL) 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 Philadelphia (PHL) to Ottawa (YOW)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.