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: Tue Jul 18 2017 Return: Wed Jul 26 2017 Trip spans 9 days
Major Airline
Major Airline
YOW
10:55p
SEA
3:05p
16h 10m
2 stops
SEA
5:40a
YOW
12:47p
7h 07m
2 stops
Depart: Wed Jul 19 2017 Return: Wed Jul 26 2017 Trip spans 8 days
Air Canada
Air Canada
YOW
1:25a
SEA
9:19a
7h 54m
1 stop
SEA
3:05p
YOW
12:19a
9h 14m
1 stop
Depart: Sun Nov 12 2017 Return: Sun Nov 19 2017 Trip spans 8 days
WestJet
WestJet
YOW
1:00a
SEA
2:05p
13h 05m
2 stops
SEA
2:40a
YOW
1:15p
10h 35m
2 stops
Depart: Wed Sep 13 2017 Return: Mon Sep 18 2017 Trip spans 6 days
Delta
Delta
YOW
2:30a
SEA
4:34p
14h 04m
2 stops
SEA
6:45p
YOW
6:08a
11h 23m
2 stops
Depart: Fri Jun 9 2017 Return: Mon Jun 12 2017 Trip spans 4 days
United
United
YOW
10:45a
SEA
11:55p
13h 10m
2 stops
SEA
2:15p
YOW
2:41a
12h 26m
2 stops
Depart: Thu Sep 21 2017 Return: Thu Sep 28 2017 Trip spans 8 days
WestJet
WestJet
YOW
2:55a
SEA
6:00a
27h 05m
1 stop
SEA
7:15a
YOW
4:46p
9h 31m
1 stop
Depart: Fri Sep 15 2017 Return: Mon Sep 18 2017 Trip spans 4 days
Delta
Delta
YOW
8:00a
SEA
10:22p
14h 22m
2 stops
SEA
6:45p
YOW
6:08a
11h 23m
2 stops
Depart: Sun Jul 9 2017 Return: Mon Jul 17 2017 Trip spans 9 days
Major Airline
Major Airline
YOW
10:55p
SEA
7:20a
8h 25m
3 stops
SEA
2:19a
YOW
1:14p
10h 55m
3 stops
Depart: Fri Jun 2 2017 Return: Fri Jun 9 2017 Trip spans 8 days
United
United
YOW
1:15p
SEA
9:24p
8h 09m
1 stop
SEA
1:30a
YOW
4:15p
14h 45m
2 stops
Depart: Sun Jun 11 2017 Return: Fri Jun 16 2017 Trip spans 6 days
WestJet
WestJet
YOW
2:55a
SEA
6:00a
27h 05m
1 stop
SEA
1:09p
YOW
2:11a
13h 02m
2 stops
Depart: Thu Jul 6 2017 Return: Sat Jul 22 2017 Trip spans 17 days
Major Airline
Major Airline
YOW
12:00a
SEA
11:25a
11h 25m
3 stops
SEA
11:30p
YOW
1:14p
13h 44m
3 stops
Depart: Wed Aug 9 2017 Return: Mon Aug 14 2017 Trip spans 6 days
WestJet
WestJet
YOW
2:55a
SEA
6:00a
27h 05m
1 stop
SEA
9:40a
YOW
4:47p
7h 07m
1 stop
Depart: Fri Aug 25 2017 Return: Sun Sep 3 2017 Trip spans 10 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: Sat Aug 12 2017 Return: Mon Aug 14 2017 Trip spans 3 days
WestJet
WestJet
YOW
4:00a
SEA
5:01p
13h 01m
2 stops
SEA
3:30a
YOW
3:07p
11h 37m
2 stops
Depart: Fri Sep 1 2017 Return: Tue Sep 5 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 Jul 1 2017 Return: Fri Jul 7 2017 Trip spans 7 days
WestJet
WestJet
YOW
2:30a
SEA
3:55p
13h 25m
2 stops
SEA
3:30a
YOW
3:07p
11h 37m
2 stops
Depart: Fri Aug 4 2017 Return: Sat Aug 12 2017 Trip spans 9 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: Thu Aug 10 2017 Return: Mon Aug 14 2017 Trip spans 5 days
WestJet
WestJet
YOW
8:00a
SEA
7:05p
11h 05m
2 stops
SEA
9:40a
YOW
4:47p
7h 07m
1 stop
Depart: Fri Aug 11 2017 Return: Mon Aug 14 2017 Trip spans 4 days
WestJet
WestJet
YOW
2:55a
SEA
6:00a
27h 05m
1 stop
SEA
9:40a
YOW
4:47p
7h 07m
1 stop
Depart: Sun Jul 30 2017 Return: Sun Aug 6 2017 Trip spans 8 days
WestJet
WestJet
YOW
4:00p
SEA
7:32a
15h 32m
1 stop
SEA
6:40p
YOW
4:47p
22h 07m
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

Ottawa
$358
Destination

Seattle
$358