Flights to Northwest Washington from Montreal - ￥33,990

View ￥33,990 flight on Thu, Sep 18, 2025Opens in a new window

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Cheap Flights from Montreal to Northwest Washington (YMQ-SEA)

Prices were available within the past 7 days and start at ￥33,990 for one-way flights and ￥63,246 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Wed, Aug 20 - Mon, Aug 25
YUL
Montreal
SEA
Seattle
￥63,246 Roundtrip, found 1 day ago
￥63,246
Roundtrip
found 1 day ago
Select Air Canada flight, departing Wed, Aug 20 from Montreal to Seattle, returning Mon, Aug 25, priced at ￥63,246 found 1 day ago
American Airlines
Wed, Aug 20 - Mon, Aug 25
YUL
Montreal
SEA
Seattle
￥64,086 Roundtrip, found 1 day ago
￥64,086
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Aug 20 from Montreal to Seattle, returning Mon, Aug 25, priced at ￥64,086 found 1 day ago
Air Canada
Wed, Aug 20 - Mon, Aug 25
YUL
Montreal
SEA
Seattle
￥64,236 Roundtrip, found 1 day ago
￥64,236
Roundtrip
found 1 day ago
Select Air Canada flight, departing Wed, Aug 20 from Montreal to Seattle, returning Mon, Aug 25, priced at ￥64,236 found 1 day ago
WestJet
Wed, Aug 20 - Mon, Aug 25
YUL
Montreal
SEA
Seattle
￥68,216 Roundtrip, found 1 day ago
￥68,216
Roundtrip
found 1 day ago
Select WestJet flight, departing Wed, Aug 20 from Montreal to Seattle, returning Mon, Aug 25, priced at ￥68,216 found 1 day ago
United
Wed, Aug 20 - Mon, Aug 25
YUL
Montreal
SEA
Seattle
￥75,096 Roundtrip, found 1 day ago
￥75,096
Roundtrip
found 1 day ago
Select United flight, departing Wed, Aug 20 from Montreal to Seattle, returning Mon, Aug 25, priced at ￥75,096 found 1 day ago
Delta
Wed, Aug 20 - Mon, Aug 25
YUL
Montreal
SEA
Seattle
￥77,940 Roundtrip, found 1 day ago
￥77,940
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Aug 20 from Montreal to Seattle, returning Mon, Aug 25, priced at ￥77,940 found 1 day ago
*Available to Expedia members.