CA $303 Cheap Porter Airlines fights from Québec (YQB) to Washington (IAD)

View CA $303 flight on Sun, Sep. 21, 2025Opens in a new window

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Porter Airlines flights from Québec to Washington (YQB→IAD)

Prices were available within the past 7 days and start at CA $303 for one-way flights and CA $571 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Porter Airlines
Thu., Oct. 2 - Sun., Oct. 19
YQB
Québec City
IAD
Washington
CA $571 Roundtrip, found 6 days ago
CA $571
Roundtrip
found 6 days ago
Select Porter Airlines flight, departing Thu., Oct. 2 from Québec City to Washington, returning Sun., Oct. 19, priced at CA $571 found 6 days ago
Porter Airlines
Tue., Sep. 2 - Thu., Sep. 18
YQB
Québec City
IAD
Washington
CA $598 Roundtrip, found 6 days ago
CA $598
Roundtrip
found 6 days ago
Select Porter Airlines flight, departing Tue., Sep. 2 from Québec City to Washington, returning Thu., Sep. 18, priced at CA $598 found 6 days ago
Porter Airlines
Thu., Sep. 11 - Thu., Sep. 18
YQB
Québec City
IAD
Washington
CA $615 Roundtrip, found 5 days ago
CA $615
Roundtrip
found 5 days ago
Select Porter Airlines flight, departing Thu., Sep. 11 from Québec City to Washington, returning Thu., Sep. 18, priced at CA $615 found 5 days ago
Porter Airlines
Mon., Sep. 15 - Fri., Sep. 19
YQB
Québec City
IAD
Washington
CA $616 Roundtrip, found 3 days ago
CA $616
Roundtrip
found 3 days ago
Select Porter Airlines flight, departing Mon., Sep. 15 from Québec City to Washington, returning Fri., Sep. 19, priced at CA $616 found 3 days ago
Porter Airlines
Thu., Oct. 16 - Sat., Nov. 1
YQB
Québec City
IAD
Washington
CA $667 Roundtrip, found 6 days ago
CA $667
Roundtrip
found 6 days ago
Select Porter Airlines flight, departing Thu., Oct. 16 from Québec City to Washington, returning Sat., Nov. 1, priced at CA $667 found 6 days ago
Porter Airlines
Fri., Sep. 12 - Mon., Sep. 15
YQB
Québec City
IAD
Washington
CA $689 Roundtrip, found 4 days ago
CA $689
Roundtrip
found 4 days ago
Select Porter Airlines flight, departing Fri., Sep. 12 from Québec City to Washington, returning Mon., Sep. 15, priced at CA $689 found 4 days ago
Flight from Québec to Washington (YQB - IAD) route information
Origin airport
Jean Lesage Intl.
Destination airport
Washington Dulles Intl.
Distance
995 km
*Available to Expedia members.