Find Deals on Flights from Seattle to Ottawa

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

Book cheap flights from Seattle to Ottawa

(Round-trip)
Depart: Wed Apr 26 2017 Return: Tue May 2 2017 Trip spans 7 days
Major Airline
Major Airline
SEA
1:00a
YOW
2:23a
1h 23m
1 stop
YOW
1:00a
SEA
8:23a
7h 23m
1 stop
Depart: Fri May 5 2017 Return: Sun May 14 2017 Trip spans 10 days
Air Canada
Air Canada
SEA
10:20a
YOW
6:26p
8h 06m
1 stop
YOW
2:30a
SEA
10:26a
7h 56m
1 stop
Depart: Tue Apr 11 2017 Return: Sat Apr 15 2017 Trip spans 5 days
United
United
SEA
7:20p
YOW
2:36a
7h 16m
1 stop
YOW
10:45a
SEA
7:49p
9h 04m
1 stop
Depart: Fri Apr 7 2017 Return: Sat Apr 15 2017 Trip spans 9 days
WestJet
WestJet
SEA
9:30a
YOW
5:25p
7h 55m
1 stop
YOW
3:15p
SEA
7:27a
16h 12m
1 stop
Depart: Wed Sep 13 2017 Return: Wed Sep 20 2017 Trip spans 8 days
Major Airline
Major Airline
SEA
1:00a
YOW
2:23a
1h 23m
1 stop
YOW
1:00a
SEA
8:23a
7h 23m
1 stop
Depart: Sat May 6 2017 Return: Sun May 14 2017 Trip spans 9 days
Air Canada
Air Canada
SEA
10:20a
YOW
6:26p
8h 06m
1 stop
YOW
2:30a
SEA
10:26a
7h 56m
1 stop
Depart: Thu May 4 2017 Return: Fri May 5 2017 Trip spans 2 days
Major Airline
Major Airline
SEA
1:00a
YOW
2:23a
1h 23m
1 stop
YOW
1:00a
SEA
8:23a
7h 23m
1 stop
Depart: Mon Apr 10 2017 Return: Sat Apr 15 2017 Trip spans 6 days
United
United
SEA
2:58p
YOW
2:36a
11h 38m
2 stops
YOW
10:45a
SEA
7:49p
9h 04m
1 stop
Depart: Fri Sep 1 2017 Return: Sun Sep 10 2017 Trip spans 10 days
WestJet
WestJet
SEA
4:45p
YOW
10:27a
17h 42m
1 stop
YOW
4:00p
SEA
7:45a
15h 45m
1 stop
Depart: Tue May 9 2017 Return: Sun May 14 2017 Trip spans 6 days
Air Canada
Air Canada
SEA
10:20a
YOW
6:26p
8h 06m
1 stop
YOW
2:30a
SEA
10:26a
7h 56m
1 stop
Depart: Fri Jun 23 2017 Return: Tue Jun 27 2017 Trip spans 5 days
Major Airline
Major Airline
SEA
1:00a
YOW
2:23a
1h 23m
2 stops
YOW
1:00a
SEA
8:23a
7h 23m
2 stops
Depart: Sun Apr 9 2017 Return: Sat Apr 15 2017 Trip spans 7 days
United
United
SEA
7:20p
YOW
2:36a
7h 16m
1 stop
YOW
10:45a
SEA
7:49p
9h 04m
1 stop
Depart: Sat Sep 16 2017 Return: Sun Sep 24 2017 Trip spans 9 days
WestJet
WestJet
SEA
4:45p
YOW
10:27a
17h 42m
1 stop
YOW
4:00p
SEA
7:45a
15h 45m
1 stop
Depart: Sat May 20 2017 Return: Sun Jun 4 2017 Trip spans 16 days
Air Canada
Air Canada
SEA
10:20a
YOW
6:26p
8h 06m
1 stop
YOW
2:30a
SEA
10:26a
7h 56m
1 stop
Depart: Wed Sep 6 2017 Return: Fri Sep 22 2017 Trip spans 17 days
Major Airline
Major Airline
SEA
1:00a
YOW
2:23a
1h 23m
1 stop
YOW
1:00a
SEA
8:23a
7h 23m
1 stop
Depart: Sun May 7 2017 Return: Mon May 15 2017 Trip spans 9 days
WestJet
WestJet
SEA
6:50p
YOW
4:48p
21h 58m
1 stop
YOW
2:55a
SEA
11:26a
8h 31m
1 stop
Depart: Thu Apr 27 2017 Return: Mon May 1 2017 Trip spans 5 days
Air Canada
Air Canada
SEA
11:15a
YOW
6:16p
7h 01m
1 stop
YOW
2:30p
SEA
10:05p
7h 35m
1 stop
Depart: Tue Sep 12 2017 Return: Thu Sep 21 2017 Trip spans 10 days
United
United
SEA
6:30p
YOW
3:29a
8h 59m
1 stop
YOW
1:25a
SEA
9:13a
7h 48m
1 stop
Depart: Fri Sep 22 2017 Return: Mon Sep 25 2017 Trip spans 4 days
Major Airline
Major Airline
SEA
1:00a
YOW
2:23a
1h 23m
1 stop
YOW
1:00a
SEA
8:23a
7h 23m
1 stop
Depart: Fri Apr 28 2017 Return: Sun Apr 30 2017 Trip spans 3 days
Air Canada
Air Canada
SEA
11:15a
YOW
6:16p
7h 01m
1 stop
YOW
1:45a
SEA
9:30a
7h 45m
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.

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

Seattle
$415
Destination

Ottawa
$415