Find Cheap Flights from Montreal to Seattle/Tacoma Intl (YMQ - SEA)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Montreal to Seattle/Tacoma Intl

(Round-trip)
Depart: Fri Sep 8 2017 Return: Mon Sep 11 2017 Trip spans 4 days
Delta
Delta
YUL
12:00a
SEA
7:37a
7h 37m
1 stop
SEA
12:00a
YUL
10:34a
10h 34m
2 stops
Depart: Fri Sep 15 2017 Return: Sat Sep 23 2017 Trip spans 9 days
Air Canada
Air Canada
YUL
12:00a
SEA
9:15a
9h 15m
1 stop
SEA
12:00a
YUL
9:02a
9h 02m
1 stop
Depart: Sat Sep 9 2017 Return: Sat Sep 16 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
YUL
12:00a
SEA
10:49a
10h 49m
1 stop
SEA
12:00a
YUL
7:22a
7h 22m
1 stop
Depart: Thu Jul 6 2017 Return: Sun Jul 30 2017 Trip spans 25 days
Major Airline
Major Airline
YUL
12:00a
SEA
9:08a
9h 08m
2 stops
SEA
12:00a
YUL
11:56a
11h 56m
2 stops
Depart: Fri Jul 28 2017 Return: Fri Aug 11 2017 Trip spans 15 days
WestJet
WestJet
YUL
12:00a
SEA
9:39a
9h 39m
1 stop
SEA
12:00a
YUL
2:35p
14h 35m
1 stop
Depart: Thu Sep 14 2017 Return: Mon Sep 18 2017 Trip spans 5 days
Delta
Delta
YUL
12:00a
SEA
10:34a
10h 34m
1 stop
SEA
12:00a
YUL
10:34a
10h 34m
2 stops
Depart: Thu Jul 20 2017 Return: Mon Jul 24 2017 Trip spans 5 days
Major Airline
Major Airline
YUL
12:00a
SEA
8:57a
8h 57m
1 stop
SEA
12:00a
YUL
11:00a
11h 00m
1 stop
Depart: Tue Aug 15 2017 Return: Wed Aug 23 2017 Trip spans 9 days
Air Canada
Air Canada
YUL
12:00a
SEA
7:49a
7h 49m
1 stop
SEA
12:00a
YUL
11:41a
11h 41m
1 stop
Depart: Tue Aug 8 2017 Return: Sun Aug 13 2017 Trip spans 6 days
WestJet
WestJet
YUL
12:00a
SEA
6:20p
18h 20m
1 stop
SEA
12:00a
YUL
8:45p
20h 45m
1 stop
Depart: Tue Aug 15 2017 Return: Wed Aug 23 2017 Trip spans 9 days
Multiple Airlines
Multiple Airlines
YUL
12:00a
SEA
7:49a
7h 49m
1 stop
SEA
12:00a
YUL
6:55p
18h 55m
1 stop
Depart: Thu Jul 13 2017 Return: Mon Jul 17 2017 Trip spans 5 days
Major Airline
Major Airline
YUL
12:00a
SEA
9:08a
9h 08m
2 stops
SEA
12:00a
YUL
11:11a
11h 11m
2 stops
Depart: Tue Aug 15 2017 Return: Thu Aug 24 2017 Trip spans 10 days
Air Canada
Air Canada
YUL
12:00a
SEA
7:49a
7h 49m
1 stop
SEA
12:00a
YUL
11:41a
11h 41m
1 stop
Depart: Fri Jul 7 2017 Return: Sun Jul 16 2017 Trip spans 10 days
WestJet
WestJet
YUL
12:00a
SEA
3:40a
27h 40m
1 stop
SEA
12:00a
YUL
2:39p
14h 39m
1 stop
Depart: Wed Aug 16 2017 Return: Wed Aug 23 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
YUL
12:00a
SEA
11:35a
11h 35m
1 stop
SEA
12:00a
YUL
9:11a
9h 11m
1 stop
Depart: Fri Jul 14 2017 Return: Sun Jul 16 2017 Trip spans 3 days
Major Airline
Major Airline
YUL
12:00a
SEA
9:08a
9h 08m
2 stops
SEA
12:00a
YUL
11:56a
11h 56m
2 stops
Depart: Sun Jul 16 2017 Return: Tue Aug 22 2017 Trip spans 38 days
WestJet
WestJet
YUL
12:00a
SEA
3:42a
27h 42m
1 stop
SEA
12:00a
YUL
6:55p
18h 55m
1 stop
Depart: Tue Aug 15 2017 Return: Sun Aug 27 2017 Trip spans 13 days
Multiple Airlines
Multiple Airlines
YUL
12:00a
SEA
7:49a
7h 49m
1 stop
SEA
12:00a
YUL
9:50a
9h 50m
1 stop
Depart: Mon Jul 24 2017 Return: Tue Aug 1 2017 Trip spans 9 days
Major Airline
Major Airline
YUL
12:00a
SEA
8:57a
8h 57m
2 stops
SEA
12:00a
YUL
11:11a
11h 11m
2 stops
Depart: Thu Aug 3 2017 Return: Mon Aug 7 2017 Trip spans 5 days
Air Canada
Air Canada
YUL
12:00a
SEA
7:49a
7h 49m
1 stop
SEA
12:00a
YUL
11:41a
11h 41m
1 stop
Depart: Sun Jul 30 2017 Return: Wed Aug 9 2017 Trip spans 11 days
WestJet
WestJet
YUL
12:00a
SEA
2:35p
14h 35m
1 stop
SEA
12:00a
YUL
8:45p
20h 45m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

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Airports
Origin

Montreal
$357
Destination

Seattle
$357