Find Deals on 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
Students
under 26
The price shown for each flight will be the average for all passengers including any infants.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Montreal to Seattle/Tacoma Intl

(Round-trip)
Depart: Tue Jan 31 2017 Return: Thu Feb 2 2017 Trip spans 3 days
Delta
Delta
YUL
11:41a
SEA
8:18p
8h 37m
1 stop
SEA
4:34a
YUL
2:09p
9h 35m
2 stops
Depart: Wed Mar 15 2017 Return: Sat Mar 25 2017 Trip spans 11 days
Major Airline
Major Airline
YUL
9:30p
SEA
5:26a
7h 56m
1 stop
SEA
12:10a
YUL
7:14a
7h 04m
1 stop
Depart: Thu Feb 16 2017 Return: Fri Feb 24 2017 Trip spans 9 days
American Airlines
American Airlines
YUL
12:32p
SEA
10:59a
22h 27m
1 stop
SEA
5:05a
YUL
3:25a
22h 20m
1 stop
Depart: Mon Apr 3 2017 Return: Fri Apr 7 2017 Trip spans 5 days
WestJet
WestJet
YUL
3:00a
SEA
1:05p
10h 05m
1 stop
SEA
4:55p
YUL
12:00a
7h 05m
1 stop
Depart: Sun Jan 22 2017 Return: Tue Jan 31 2017 Trip spans 10 days
United
United
YUL
6:15a
SEA
5:29p
11h 14m
1 stop
SEA
5:45a
YUL
1:45p
8h 00m
1 stop
Depart: Sat Mar 18 2017 Return: Fri Mar 24 2017 Trip spans 7 days
Air Canada
Air Canada
YUL
11:00a
SEA
8:16p
9h 16m
1 stop
SEA
7:55a
YUL
3:55p
8h 00m
1 stop
Depart: Wed Feb 1 2017 Return: Fri Feb 3 2017 Trip spans 3 days
Delta
Delta
YUL
11:30a
SEA
9:31p
10h 01m
1 stop
SEA
4:34a
YUL
2:19p
9h 45m
1 stop
Depart: Fri Feb 17 2017 Return: Sun Feb 26 2017 Trip spans 10 days
American Airlines
American Airlines
YUL
12:32p
SEA
10:59a
22h 27m
1 stop
SEA
3:15a
YUL
2:27a
23h 12m
1 stop
Depart: Fri Jun 2 2017 Return: Fri Jun 9 2017 Trip spans 8 days
WestJet
WestJet
YUL
3:50a
SEA
1:20p
9h 30m
1 stop
SEA
4:55p
YUL
12:04a
7h 09m
1 stop
Depart: Thu Jul 6 2017 Return: Thu Jul 13 2017 Trip spans 8 days
Major Airline
Major Airline
YUL
12:40a
SEA
9:59a
9h 19m
1 stop
SEA
3:40a
YUL
10:50a
7h 10m
1 stop
Depart: Thu Feb 2 2017 Return: Sun Feb 5 2017 Trip spans 4 days
Delta
Delta
YUL
5:38a
SEA
3:41p
10h 03m
1 stop
SEA
5:45p
YUL
3:22a
9h 37m
1 stop
Depart: Sun Feb 19 2017 Return: Sun Mar 5 2017 Trip spans 15 days
American Airlines
American Airlines
YUL
12:32p
SEA
10:59a
22h 27m
1 stop
SEA
5:00a
YUL
3:26a
22h 26m
1 stop
Depart: Sat Jun 17 2017 Return: Mon Jul 3 2017 Trip spans 17 days
WestJet
WestJet
YUL
3:50a
SEA
1:00p
9h 10m
1 stop
SEA
4:45p
YUL
12:04a
7h 19m
1 stop
Depart: Tue Jul 25 2017 Return: Tue Aug 15 2017 Trip spans 22 days
Major Airline
Major Airline
YUL
9:00a
SEA
6:12p
9h 12m
1 stop
SEA
1:10a
YUL
8:17a
7h 07m
1 stop
Depart: Fri Feb 3 2017 Return: Sun Feb 5 2017 Trip spans 3 days
Delta
Delta
YUL
11:41a
SEA
8:18p
8h 37m
1 stop
SEA
6:00p
YUL
1:53a
7h 53m
1 stop
Depart: Mon Feb 20 2017 Return: Sun Feb 26 2017 Trip spans 7 days
American Airlines
American Airlines
YUL
12:32p
SEA
10:59a
22h 27m
1 stop
SEA
5:05a
YUL
3:25a
22h 20m
1 stop
Depart: Mon Jun 19 2017 Return: Sat Jul 1 2017 Trip spans 13 days
WestJet
WestJet
YUL
3:50a
SEA
1:00p
9h 10m
1 stop
SEA
4:45p
YUL
12:04a
7h 19m
1 stop
Depart: Thu May 25 2017 Return: Tue May 30 2017 Trip spans 6 days
Major Airline
Major Airline
YUL
12:40a
SEA
1:30p
12h 50m
2 stops
SEA
11:00a
YUL
8:10p
9h 10m
2 stops
Depart: Sat Mar 11 2017 Return: Fri Mar 17 2017 Trip spans 6 days
Air Canada
Air Canada
YUL
11:00a
SEA
7:16p
8h 16m
1 stop
SEA
7:55a
YUL
3:55p
8h 00m
1 stop
Depart: Sat Feb 4 2017 Return: Mon Feb 6 2017 Trip spans 3 days
Delta
Delta
YUL
2:00a
SEA
1:25p
11h 25m
2 stops
SEA
1:45a
YUL
2:37p
12h 52m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

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.

We compile tonnes of data for you
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.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Montreal
$327
Destination

Seattle
$327