Find Cheap Flights from Montreal Elliott Trudeau to Seattle

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 Elliott Trudeau to Seattle

(Round-trip)
Depart: Tue Sep 12 2017 Return: Thu Sep 28 2017 Trip spans 17 days
WestJet
WestJet
YUL
3:50a
SEA
1:00p
9h 10m
1 stop
SEA
4:45p
YUL
12:02a
7h 17m
1 stop
Depart: Sat Sep 23 2017 Return: Sat Sep 30 2017 Trip spans 8 days
Major Airline
Major Airline
YUL
5:30a
SEA
3:06p
9h 36m
1 stop
SEA
3:30p
YUL
12:46a
9h 16m
1 stop
Depart: Sat Oct 28 2017 Return: Sun Oct 29 2017 Trip spans 2 days
Delta
Delta
YUL
8:35a
SEA
8:39p
12h 04m
2 stops
SEA
7:20p
YUL
7:39a
12h 19m
2 stops
Depart: Tue Jun 6 2017 Return: Mon Jun 12 2017 Trip spans 7 days
United
United
YUL
2:00a
SEA
10:19a
8h 19m
1 stop
SEA
6:30p
YUL
3:23a
8h 53m
1 stop
Depart: Tue Oct 10 2017 Return: Fri Oct 13 2017 Trip spans 4 days
American Airlines
American Airlines
YUL
1:35p
SEA
10:40p
9h 05m
1 stop
SEA
7:56a
YUL
3:26p
7h 30m
1 stop
Depart: Thu Jul 13 2017 Return: Sun Jul 16 2017 Trip spans 4 days
Air Canada
Air Canada
YUL
1:30a
SEA
9:19a
7h 49m
1 stop
SEA
5:25p
YUL
12:51a
7h 26m
1 stop
Depart: Sat Sep 16 2017 Return: Thu Sep 28 2017 Trip spans 13 days
WestJet
WestJet
YUL
3:50a
SEA
1:00p
9h 10m
1 stop
SEA
4:45p
YUL
12:02a
7h 17m
1 stop
Depart: Sat Jun 10 2017 Return: Mon Jun 12 2017 Trip spans 3 days
United
United
YUL
10:30a
SEA
8:23p
9h 53m
1 stop
SEA
6:30p
YUL
3:23a
8h 53m
1 stop
Depart: Fri Jun 30 2017 Return: Mon Jul 3 2017 Trip spans 4 days
Major Airline
Major Airline
YUL
1:00a
SEA
8:33a
7h 33m
nonstop
SEA
1:00a
YUL
2:33a
1h 33m
nonstop
Depart: Wed Nov 1 2017 Return: Sat Nov 4 2017 Trip spans 4 days
Delta
Delta
YUL
3:00a
SEA
1:19p
10h 19m
1 stop
SEA
8:55p
YUL
4:51a
8h 56m
2 stops
Depart: Tue Jun 13 2017 Return: Fri Jul 7 2017 Trip spans 25 days
WestJet
WestJet
YUL
5:00a
SEA
3:54p
10h 54m
2 stops
SEA
5:30a
YUL
3:26p
9h 56m
2 stops
Depart: Thu Jun 8 2017 Return: Tue Jun 20 2017 Trip spans 13 days
United
United
YUL
2:35a
SEA
3:17p
12h 42m
2 stops
SEA
6:30a
YUL
3:26p
8h 56m
1 stop
Depart: Thu Sep 7 2017 Return: Sun Sep 10 2017 Trip spans 4 days
Major Airline
Major Airline
YUL
1:00a
SEA
12:50p
11h 50m
2 stops
SEA
11:40p
YUL
10:14a
10h 34m
2 stops
Depart: Wed Jun 7 2017 Return: Mon Jun 12 2017 Trip spans 6 days
United
United
YUL
12:43p
SEA
12:13a
11h 30m
2 stops
SEA
6:30p
YUL
3:23a
8h 53m
1 stop
Depart: Wed Jun 14 2017 Return: Fri Jul 7 2017 Trip spans 24 days
WestJet
WestJet
YUL
4:00a
SEA
3:54p
11h 54m
1 stop
SEA
5:30a
YUL
3:26p
9h 56m
2 stops
Depart: Tue Jun 20 2017 Return: Sat Jul 22 2017 Trip spans 33 days
Major Airline
Major Airline
YUL
10:45p
SEA
9:24a
10h 39m
1 stop
SEA
8:10a
YUL
8:05p
11h 55m
1 stop
Depart: Fri Jun 2 2017 Return: Wed Jun 7 2017 Trip spans 6 days
Delta
Delta
YUL
11:40a
SEA
10:30p
10h 50m
1 stop
SEA
5:36a
YUL
4:50p
11h 14m
2 stops
Depart: Thu Jun 15 2017 Return: Fri Jul 7 2017 Trip spans 23 days
WestJet
WestJet
YUL
4:00a
SEA
2:52p
10h 52m
1 stop
SEA
3:30a
YUL
3:26p
11h 56m
2 stops
Depart: Sun Jun 11 2017 Return: Tue Jul 18 2017 Trip spans 38 days
United
United
YUL
2:00a
SEA
4:24p
14h 24m
2 stops
SEA
5:05p
YUL
2:17a
9h 12m
1 stop
Depart: Fri Jun 9 2017 Return: Mon Jun 19 2017 Trip spans 11 days
Major Airline
Major Airline
YUL
2:00a
SEA
9:33a
7h 33m
1 stop
SEA
2:00a
YUL
3:33a
1h 33m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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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
$321
Destination

Seattle
$321