Find Cheap Flights from Ottawa to Seattle/Tacoma Intl (YOW - 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 Ottawa to Seattle/Tacoma Intl

(Round-trip)
Depart: Fri May 26 2017 Return: Sun May 28 2017 Trip spans 3 days
Major Airline
Major Airline
YOW
1:00a
SEA
8:23a
7h 23m
2 stops
SEA
1:00a
YOW
2:23a
1h 23m
2 stops
Depart: Tue Oct 17 2017 Return: Tue Oct 24 2017 Trip spans 8 days
WestJet
WestJet
YOW
2:55a
SEA
11:30a
8h 35m
1 stop
SEA
9:15a
YOW
4:46p
7h 31m
1 stop
Depart: Fri May 5 2017 Return: Wed May 10 2017 Trip spans 6 days
United
United
YOW
1:15p
SEA
9:20p
8h 05m
1 stop
SEA
7:15p
YOW
2:31a
7h 16m
1 stop
Depart: Wed Oct 18 2017 Return: Sat Oct 21 2017 Trip spans 4 days
Delta
Delta
YOW
10:00a
SEA
10:22p
12h 22m
2 stops
SEA
3:00a
YOW
4:30p
13h 30m
2 stops
Depart: Fri Oct 20 2017 Return: Tue Oct 24 2017 Trip spans 5 days
Major Airline
Major Airline
YOW
2:00a
SEA
9:23a
7h 23m
2 stops
SEA
2:00a
YOW
3:23a
1h 23m
2 stops
Depart: Sat Oct 21 2017 Return: Tue Oct 24 2017 Trip spans 4 days
WestJet
WestJet
YOW
2:55a
SEA
11:30a
8h 35m
1 stop
SEA
9:15a
YOW
4:46p
7h 31m
1 stop
Depart: Thu May 4 2017 Return: Mon May 8 2017 Trip spans 5 days
United
United
YOW
2:55a
SEA
10:34a
7h 39m
1 stop
SEA
7:15p
YOW
2:31a
7h 16m
1 stop
Depart: Sun Oct 29 2017 Return: Sat Nov 4 2017 Trip spans 7 days
Major Airline
Major Airline
YOW
1:00a
SEA
8:23a
7h 23m
2 stops
SEA
1:00a
YOW
2:23a
1h 23m
2 stops
Depart: Sun Oct 22 2017 Return: Tue Oct 24 2017 Trip spans 3 days
WestJet
WestJet
YOW
2:55a
SEA
6:00a
27h 05m
1 stop
SEA
9:15a
YOW
4:46p
7h 31m
1 stop
Depart: Thu Oct 19 2017 Return: Tue Oct 24 2017 Trip spans 6 days
Delta
Delta
YOW
8:00a
SEA
10:22p
14h 22m
2 stops
SEA
2:00a
YOW
8:39a
6h 39m
1 stop
Depart: Tue Apr 25 2017 Return: Tue May 2 2017 Trip spans 8 days
United
United
YOW
6:20a
SEA
1:49p
7h 29m
1 stop
SEA
6:45a
YOW
3:20p
8h 35m
1 stop
Depart: Mon May 29 2017 Return: Wed May 31 2017 Trip spans 3 days
Major Airline
Major Airline
YOW
1:00a
SEA
8:23a
7h 23m
2 stops
SEA
1:00a
YOW
2:23a
1h 23m
2 stops
Depart: Mon May 8 2017 Return: Fri May 12 2017 Trip spans 5 days
WestJet
WestJet
YOW
2:55a
SEA
6:00a
27h 05m
1 stop
SEA
9:30a
YOW
5:16p
7h 46m
1 stop
Depart: Mon Oct 23 2017 Return: Fri Oct 27 2017 Trip spans 5 days
Delta
Delta
YOW
10:00a
SEA
10:22p
12h 22m
2 stops
SEA
3:55a
YOW
5:16p
13h 21m
2 stops
Depart: Sat Sep 30 2017 Return: Mon Oct 2 2017 Trip spans 3 days
Major Airline
Major Airline
YOW
1:00a
SEA
8:23a
7h 23m
2 stops
SEA
1:00a
YOW
2:23a
1h 23m
2 stops
Depart: Fri Jul 7 2017 Return: Fri Jul 14 2017 Trip spans 8 days
WestJet
WestJet
YOW
4:00p
SEA
7:45a
15h 45m
1 stop
SEA
6:40p
YOW
4:47p
22h 07m
1 stop
Depart: Wed May 31 2017 Return: Sun Jun 4 2017 Trip spans 5 days
Major Airline
Major Airline
YOW
1:00a
SEA
8:23a
7h 23m
nonstop
SEA
1:00a
YOW
2:23a
1h 23m
nonstop
Depart: Sat Jun 17 2017 Return: Sat Jun 24 2017 Trip spans 8 days
WestJet
WestJet
YOW
2:55a
SEA
1:35p
10h 40m
1 stop
SEA
7:25a
YOW
4:48p
9h 23m
1 stop
Depart: Fri Sep 29 2017 Return: Mon Oct 2 2017 Trip spans 4 days
Major Airline
Major Airline
YOW
2:00a
SEA
9:23a
7h 23m
2 stops
SEA
2:00a
YOW
3:23a
1h 23m
2 stops
Depart: Mon Jun 26 2017 Return: Fri Jun 30 2017 Trip spans 5 days
WestJet
WestJet
YOW
2:55a
SEA
6:00a
27h 05m
1 stop
SEA
3:30a
YOW
4:48p
13h 18m
1 stop
* 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.

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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.

If you have more questions or if you have a bad price to report to us,
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Airports
Origin

Ottawa
$358
Destination

Seattle
$358