CA $237 Cheap Porter Airlines fights from Washington (IAD) to Ottawa (YOW)

View CA $237 flight on Tue, Sep. 2, 2025Opens in a new window

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Porter Airlines flights from Washington to Ottawa (IAD→YOW)

Prices were available within the past 7 days and start at CA $237 for one-way flights and CA $443 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Porter Airlines
Thu, Sep. 4 - Mon, Sep. 8
IAD
Washington
YOW
Ottawa
CA $443 Roundtrip, found 3 days ago
CA $443
Roundtrip
found 3 days ago
Select Porter Airlines flight, departing Thu, Sep. 4 from Washington to Ottawa, returning Mon, Sep. 8, priced at CA $443 found 3 days ago
Porter Airlines
Tue, Aug. 19 - Fri, Sep. 12
IAD
Washington
YOW
Ottawa
CA $472 Roundtrip, found 3 days ago
CA $472
Roundtrip
found 3 days ago
Select Porter Airlines flight, departing Tue, Aug. 19 from Washington to Ottawa, returning Fri, Sep. 12, priced at CA $472 found 3 days ago
Porter Airlines
Thu, Sep. 4 - Sun, Sep. 7
IAD
Washington
YOW
Ottawa
CA $490 Roundtrip, found 3 days ago
CA $490
Roundtrip
found 3 days ago
Select Porter Airlines flight, departing Thu, Sep. 4 from Washington to Ottawa, returning Sun, Sep. 7, priced at CA $490 found 3 days ago
Porter Airlines
Thu, Sep. 4 - Mon, Sep. 8
IAD
Washington
YOW
Ottawa
CA $493 Roundtrip, found 3 days ago
CA $493
Roundtrip
found 3 days ago
Select Porter Airlines flight, departing Thu, Sep. 4 from Washington to Ottawa, returning Mon, Sep. 8, priced at CA $493 found 3 days ago
Porter Airlines
Tue, Aug. 26 - Fri, Sep. 12
IAD
Washington
YOW
Ottawa
CA $498 Roundtrip, found 6 days ago
CA $498
Roundtrip
found 6 days ago
Select Porter Airlines flight, departing Tue, Aug. 26 from Washington to Ottawa, returning Fri, Sep. 12, priced at CA $498 found 6 days ago
Porter Airlines
Tue, Aug. 19 - Fri, Sep. 12
IAD
Washington
YOW
Ottawa
CA $522 Roundtrip, found 3 days ago
CA $522
Roundtrip
found 3 days ago
Select Porter Airlines flight, departing Tue, Aug. 19 from Washington to Ottawa, returning Fri, Sep. 12, priced at CA $522 found 3 days ago
Porter Airlines
Mon, Sep. 1 - Sat, Sep. 13
IAD
Washington
YOW
Ottawa
CA $536 Roundtrip, found 4 days ago
CA $536
Roundtrip
found 4 days ago
Select Porter Airlines flight, departing Mon, Sep. 1 from Washington to Ottawa, returning Sat, Sep. 13, priced at CA $536 found 4 days ago
Flight from Washington to Ottawa (IAD - YOW) route information
Origin airport
Washington Dulles Intl.
Destination airport
Macdonald-Cartier Intl.
Airlines serving
Air Canada, Porter Airlines, United, WestJet
Popular airline
Porter Airlines
Distance
719 km
Average flight time
1 hour 41 mins
*Available to Expedia members.