Find Deals on 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
Students
under 26
The price shown for each flight will be the average for all passengers including any infants.
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Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Ottawa to Seattle/Tacoma Intl

(Round-trip)
Depart: Tue Jan 10 2017 Return: Thu Feb 2 2017 Trip spans 24 days
Delta
Delta
YOW
11:40a
SEA
8:22p
8h 42m
1 stop
SEA
4:34a
YOW
2:16p
9h 42m
1 stop
Depart: Mon Jan 9 2017 Return: Sun Jan 22 2017 Trip spans 14 days
American Airlines
American Airlines
YOW
2:35a
SEA
7:26p
16h 51m
1 stop
SEA
3:15a
YOW
12:00p
8h 45m
1 stop
Depart: Sun May 21 2017 Return: Wed May 31 2017 Trip spans 11 days
WestJet
WestJet
YOW
2:45a
SEA
1:05p
10h 20m
1 stop
SEA
9:30a
YOW
5:11p
7h 41m
1 stop
Depart: Sun Feb 5 2017 Return: Sat Feb 11 2017 Trip spans 7 days
Major Airline
Major Airline
YOW
9:35p
SEA
7:45a
10h 10m
2 stops
SEA
9:30p
YOW
9:12a
11h 42m
2 stops
Depart: Sun Jan 8 2017 Return: Sun Jan 22 2017 Trip spans 15 days
Air Canada
Air Canada
YOW
2:15a
SEA
12:45p
10h 30m
1 stop
SEA
10:15a
YOW
5:29p
7h 14m
1 stop
Depart: Sun Dec 25 2016 Return: Sat Jan 28 2017 Trip spans 35 days
United
United
YOW
9:44a
SEA
7:59p
10h 15m
1 stop
SEA
2:50a
YOW
10:41a
7h 51m
1 stop
Depart: Wed Jan 11 2017 Return: Wed Jan 25 2017 Trip spans 15 days
Delta
Delta
YOW
11:40a
SEA
8:18p
8h 38m
1 stop
SEA
1:00a
YOW
7:52a
6h 52m
1 stop
Depart: Thu Jan 12 2017 Return: Sun Jan 22 2017 Trip spans 11 days
American Airlines
American Airlines
YOW
9:45a
SEA
7:26p
9h 41m
1 stop
SEA
3:15a
YOW
12:00p
8h 45m
1 stop
Depart: Mon May 22 2017 Return: Wed May 31 2017 Trip spans 10 days
WestJet
WestJet
YOW
2:45a
SEA
1:05p
10h 20m
1 stop
SEA
9:30a
YOW
5:11p
7h 41m
1 stop
Depart: Sun Dec 11 2016 Return: Tue Dec 13 2016 Trip spans 3 days
Major Airline
Major Airline
YOW
7:45p
SEA
7:45a
12h 00m
2 stops
SEA
1:25p
YOW
8:24p
6h 59m
2 stops
Depart: Fri Jan 13 2017 Return: Sun Jan 22 2017 Trip spans 10 days
American Airlines
American Airlines
YOW
2:35a
SEA
7:26p
16h 51m
1 stop
SEA
3:15a
YOW
12:00p
8h 45m
1 stop
Depart: Tue May 23 2017 Return: Wed May 31 2017 Trip spans 9 days
WestJet
WestJet
YOW
2:45a
SEA
1:05p
10h 20m
1 stop
SEA
9:30a
YOW
5:11p
7h 41m
1 stop
Depart: Mon Dec 12 2016 Return: Tue Dec 13 2016 Trip spans 2 days
Delta
Delta
YOW
11:40a
SEA
8:03p
8h 23m
1 stop
SEA
7:30p
YOW
7:38a
12h 08m
2 stops
Depart: Sat Jan 14 2017 Return: Sun Jan 22 2017 Trip spans 9 days
American Airlines
American Airlines
YOW
2:35a
SEA
7:26p
16h 51m
1 stop
SEA
3:15a
YOW
12:00p
8h 45m
1 stop
Depart: Wed May 24 2017 Return: Wed May 31 2017 Trip spans 8 days
WestJet
WestJet
YOW
2:45a
SEA
1:05p
10h 20m
1 stop
SEA
9:30a
YOW
5:11p
7h 41m
1 stop
Depart: Fri Feb 17 2017 Return: Mon Feb 20 2017 Trip spans 4 days
Major Airline
Major Airline
YOW
1:25a
SEA
1:35p
12h 10m
2 stops
SEA
5:15a
YOW
10:16p
17h 01m
2 stops
Depart: Thu Feb 16 2017 Return: Tue Feb 21 2017 Trip spans 6 days
Delta
Delta
YOW
2:05a
SEA
2:07p
12h 02m
2 stops
SEA
6:20p
YOW
5:05a
10h 45m
2 stops
Depart: Fri May 26 2017 Return: Wed May 31 2017 Trip spans 6 days
WestJet
WestJet
YOW
3:00a
SEA
11:30a
8h 30m
1 stop
SEA
9:30a
YOW
5:11p
7h 41m
1 stop
Depart: Thu Jun 1 2017 Return: Mon Jun 19 2017 Trip spans 19 days
Major Airline
Major Airline
YOW
10:30p
SEA
9:01a
10h 31m
2 stops
SEA
11:45a
YOW
10:13p
10h 28m
2 stops
Depart: Thu Feb 2 2017 Return: Sun Feb 5 2017 Trip spans 4 days
Delta
Delta
YOW
2:05a
SEA
2:07p
12h 02m
2 stops
SEA
3:00a
YOW
4:17p
13h 17m
2 stops
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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
$365
Destination

Seattle
$365