Book United Montreal to Seattle flight deals from $310

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Downtown Seattle at sunset

Plan ahead for flights from Montreal to Seattle

from
to
Type
Dates
Price*
Montreal (YUL)
to Seattle (SEA)
Roundtrip
Depart Wed 12 Sep 2018
Return Sat 15 Sep 2018
from$ 310*Viewed: 3 days ago
Montreal (YUL)
to Seattle (SEA)
Roundtrip
Depart Thu 25 Oct 2018
Return Sun 28 Oct 2018
from$ 328*Viewed: 3 days ago
Montreal (YUL)
to Seattle (SEA)
Roundtrip
Depart Sun 16 Sep 2018
Return Fri 21 Sep 2018
from$ 336*Viewed: 15 hours ago
Montreal (YUL)
to Seattle (SEA)
Roundtrip
Depart Mon 17 Sep 2018
Return Fri 21 Sep 2018
from$ 336*Viewed: 15 hours ago
Montreal (YUL)
to Seattle (SEA)
Roundtrip
Depart Wed 3 Oct 2018
Return Sat 6 Oct 2018
from$ 377*Viewed: 9 hours ago
Montreal (YUL)
to Seattle (SEA)
Roundtrip
Depart Thu 30 Aug 2018
Return Tue 4 Sep 2018
from$ 497*Viewed: 2 days ago
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Weather in Seattle

63 °FMonday08/20/2018
82 °FTuesday08/21/2018
80 °FWednesday08/22/2018
68 °FThursday08/23/2018
64 °FFriday08/24/2018
66 °FSaturday08/25/2018
67 °FSunday08/26/2018
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