Find Cheap Flights from Ottawa 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 Ottawa to Seattle

(Round-trip)
Depart: Fri Sep 15 2017 Return: Thu Sep 21 2017 Trip spans 7 days
United
United
YOW
12:00a
SEA
1:34p
13h 34m
2 stops
SEA
12:00a
YOW
11:50a
11h 50m
2 stops
Depart: Fri Oct 13 2017 Return: Tue Oct 24 2017 Trip spans 12 days
Delta
Delta
YOW
12:00a
SEA
12:22p
12h 22m
2 stops
SEA
12:00a
YOW
12:00p
12h 00m
2 stops
Depart: Thu Sep 7 2017 Return: Thu Sep 21 2017 Trip spans 15 days
WestJet
WestJet
YOW
12:00a
SEA
11:19a
11h 19m
2 stops
SEA
12:00a
YOW
9:12a
9h 12m
2 stops
Depart: Thu Sep 7 2017 Return: Tue Sep 19 2017 Trip spans 13 days
Multiple Airlines
Multiple Airlines
YOW
12:00a
SEA
12:43p
12h 43m
2 stops
SEA
12:00a
YOW
7:25a
7h 25m
1 stop
Depart: Thu Aug 10 2017 Return: Mon Aug 14 2017 Trip spans 5 days
American Airlines
American Airlines
YOW
12:00a
SEA
9:11p
21h 11m
1 stop
SEA
12:00a
YOW
6:28p
18h 28m
1 stop
Depart: Tue Oct 17 2017 Return: Tue Oct 24 2017 Trip spans 8 days
Delta
Delta
YOW
12:00a
SEA
12:22p
12h 22m
2 stops
SEA
12:00a
YOW
6:39a
6h 39m
1 stop
Depart: Thu Sep 7 2017 Return: Wed Sep 20 2017 Trip spans 14 days
Multiple Airlines
Multiple Airlines
YOW
12:00a
SEA
8:35a
8h 35m
1 stop
SEA
12:00a
YOW
11:13a
11h 13m
2 stops
Depart: Wed Sep 6 2017 Return: Tue Sep 19 2017 Trip spans 14 days
WestJet
WestJet
YOW
12:00a
SEA
3:10a
27h 10m
1 stop
SEA
12:00a
YOW
1:06p
13h 06m
1 stop
Depart: Wed Oct 18 2017 Return: Tue Oct 24 2017 Trip spans 7 days
Delta
Delta
YOW
12:00a
SEA
12:22p
12h 22m
2 stops
SEA
12:00a
YOW
6:39a
6h 39m
1 stop
Depart: Sat Sep 9 2017 Return: Tue Sep 19 2017 Trip spans 11 days
Multiple Airlines
Multiple Airlines
YOW
12:00a
SEA
10:52a
10h 52m
2 stops
SEA
12:00a
YOW
7:25a
7h 25m
1 stop
Depart: Thu Oct 19 2017 Return: Tue Oct 24 2017 Trip spans 6 days
Delta
Delta
YOW
12:00a
SEA
2:22p
14h 22m
2 stops
SEA
12:00a
YOW
6:39a
6h 39m
1 stop
Depart: Mon Sep 4 2017 Return: Sun Sep 10 2017 Trip spans 7 days
WestJet
WestJet
YOW
12:00a
SEA
3:10a
27h 10m
1 stop
SEA
12:00a
YOW
10:06p
22h 06m
1 stop
Depart: Tue Sep 5 2017 Return: Thu Sep 21 2017 Trip spans 17 days
Multiple Airlines
Multiple Airlines
YOW
12:00a
SEA
7:54a
7h 54m
1 stop
SEA
12:00a
YOW
8:02a
8h 02m
1 stop
Depart: Fri Oct 13 2017 Return: Wed Oct 25 2017 Trip spans 13 days
Delta
Delta
YOW
12:00a
SEA
12:22p
12h 22m
2 stops
SEA
12:00a
YOW
9:01a
9h 01m
2 stops
Depart: Wed Sep 6 2017 Return: Fri Sep 22 2017 Trip spans 17 days
WestJet
WestJet
YOW
12:00a
SEA
3:10a
27h 10m
1 stop
SEA
12:00a
YOW
10:06p
22h 06m
1 stop
Depart: Thu Sep 7 2017 Return: Fri Sep 22 2017 Trip spans 16 days
Multiple Airlines
Multiple Airlines
YOW
12:00a
SEA
7:48a
7h 48m
1 stop
SEA
12:00a
YOW
6:52a
6h 52m
1 stop
Depart: Tue Oct 17 2017 Return: Wed Oct 25 2017 Trip spans 9 days
Delta
Delta
YOW
12:00a
SEA
12:22p
12h 22m
2 stops
SEA
12:00a
YOW
11:38a
11h 38m
2 stops
Depart: Fri Sep 15 2017 Return: Thu Sep 21 2017 Trip spans 7 days
Multiple Airlines
Multiple Airlines
YOW
12:00a
SEA
8:10a
8h 10m
1 stop
SEA
12:00a
YOW
11:50a
11h 50m
2 stops
Depart: Wed Oct 18 2017 Return: Wed Oct 25 2017 Trip spans 8 days
Delta
Delta
YOW
12:00a
SEA
12:22p
12h 22m
2 stops
SEA
12:00a
YOW
11:38a
11h 38m
2 stops
Depart: Fri Sep 8 2017 Return: Wed Sep 20 2017 Trip spans 13 days
Multiple Airlines
Multiple Airlines
YOW
12:00a
SEA
8:18a
8h 18m
1 stop
SEA
12:00a
YOW
9:12a
9h 12m
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
$371
Destination

Seattle
$371