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Cheap flights from Seattle to Ottawa from $117

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Ottawa

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
7:35 pm - 5:35 amSEA  Seattle/Tacoma Intl-YOW Ottawa
7h 00m1 stop Calgary
WestJet Logo
12:25 pm - 6:45 pmYOW  Ottawa-SEA Seattle/Tacoma Intl
9h 20m2 stops Winnipeg Calgary
$308WestJet
Mon, Oct 19 - Thu, Oct 22
WestJet Logo
10:30 am - 5:35 amSEA  Seattle/Tacoma Intl-YOW Ottawa
16h 05m1 stop Calgary
WestJet Logo
1:20 pm - 6:45 pmYOW  Ottawa-SEA Seattle/Tacoma Intl
8h 25m1 stop Calgary
$322WestJet
Mon, Oct 19 - Thu, Oct 22
WestJet Logo
10:30 am - 12:20 amSEA  Seattle/Tacoma Intl-YOW Ottawa
10h 50m2 stops Calgary Toronto Pearson Intl
WestJet Logo
12:25 pm - 6:45 pmYOW  Ottawa-SEA Seattle/Tacoma Intl
9h 20m2 stops Winnipeg Calgary
$336WestJet
Mon, Oct 19 - Thu, Oct 22
Multiple Airlines Logo
8:02 am - 5:35 amSEA  Seattle/Tacoma Intl-YOW Ottawa
18h 33m1 stop Calgary
Multiple Airlines Logo
6:55 am - 6:45 pmYOW  Ottawa-SEA Seattle/Tacoma Intl
14h 50m2 stops Toronto Pearson Intl Calgary
$346Multiple Airlines
Sat, Oct 17 - Sat, Oct 24
Multiple Airlines Logo
8:02 am - 12:25 amSEA  Seattle/Tacoma Intl-YOW Ottawa
13h 23m2 stops Calgary Toronto Pearson Intl
Multiple Airlines Logo
6:55 am - 6:45 pmYOW  Ottawa-SEA Seattle/Tacoma Intl
14h 50m2 stops Toronto Pearson Intl Calgary
$355Multiple Airlines
Sat, Oct 17 - Sat, Oct 24
Multiple Airlines Logo
7:35 pm - 5:35 amSEA  Seattle/Tacoma Intl-YOW Ottawa
7h 00m1 stop Calgary
Multiple Airlines Logo
6:10 am - 6:31 pmYOW  Ottawa-SEA Seattle/Tacoma Intl
15h 21m2 stops Calgary Vancouver Intl
$376Multiple Airlines
Wed, Oct 21 - Wed, Oct 28
United Airlines Logo
10:45 pm - 1:26 pmSEA  Seattle/Tacoma Intl-YOW Ottawa
11h 41m1 stop Newark
United Airlines Logo
9:45 am - 8:10 pmYOW  Ottawa-SEA Seattle/Tacoma Intl
13h 25m1 stop Washington, D.C. Dulles Intl
$565United Airlines
Wed, Mar 10 - Fri, Mar 12
United Airlines Logo
10:40 pm - 2:18 pmSEA  Seattle/Tacoma Intl-YOW Ottawa
12h 38m1 stop Chicago O'Hare Intl
United Airlines Logo
6:00 am - 12:59 pmYOW  Ottawa-SEA Seattle/Tacoma Intl
9h 59m1 stop Newark
$565United Airlines
Tue, Mar 9 - Sat, Mar 13
Air Canada Logo
8:40 am - 11:07 pmSEA  Seattle/Tacoma Intl-YOW Ottawa
11h 27m2 stops Vancouver Intl Calgary
Air Canada Logo
5:40 pm - 9:55 pmYOW  Ottawa-SEA Seattle/Tacoma Intl
7h 15m1 stop Vancouver Intl
$637Air Canada
Wed, Mar 10 - Sat, Mar 13
Air Canada Logo
8:40 am - 11:07 pmSEA  Seattle/Tacoma Intl-YOW Ottawa
11h 27m2 stops Vancouver Intl Calgary
Air Canada Logo
5:40 pm - 9:55 pmYOW  Ottawa-SEA Seattle/Tacoma Intl
7h 15m1 stop Vancouver Intl
$637Air Canada
Sat, Mar 6 - Sat, Mar 13

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WestJet flights from Seattle to Ottawa

Our best WestJet deals on Seattle to Ottawa flight tickets
WestJet
Oct 19
SEA7:35 pmSeattle/Tacoma Intl
7h 00m
1 stop
YOW5:35 amOttawa
Oct 22
YOW12:25 pmOttawa
9h 20m
2 stops
SEA6:45 pmSeattle/Tacoma Intl
$308
WestJet
Oct 19
SEA10:30 amSeattle/Tacoma Intl
16h 05m
1 stop
YOW5:35 amOttawa
Oct 22
YOW1:20 pmOttawa
8h 25m
1 stop
SEA6:45 pmSeattle/Tacoma Intl
$322
WestJet
Oct 19
SEA10:30 amSeattle/Tacoma Intl
10h 50m
2 stops
YOW12:20 amOttawa
Oct 22
YOW12:25 pmOttawa
9h 20m
2 stops
SEA6:45 pmSeattle/Tacoma Intl
$336

momondo Fare Finder

 
Use the filters below to find and compare flights from Seattle to Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SeattleOttawa

SEA Seattle/Tacoma Intl - YOW Ottawa

SEAYOW

Seattle/Tacoma Intl

Mon 10/19

7:35 pm-5:35 am

1 stop7h 00m

Ottawa

Thu 10/22

12:25 pm-6:45 pm

2 stops9h 20m

$308

SeattleOttawa

SEA Seattle/Tacoma Intl - YOW Ottawa

SEAYOW

Seattle/Tacoma Intl

Mon 10/19

10:30 am-5:35 am

1 stop16h 05m

Ottawa

Thu 10/22

1:20 pm-6:45 pm

1 stop8h 25m

$322

SeattleOttawa

SEA Seattle/Tacoma Intl - YOW Ottawa

SEAYOW

Seattle/Tacoma Intl

Mon 10/19

10:30 am-12:20 am

2 stops10h 50m

Ottawa

Thu 10/22

12:25 pm-6:45 pm

2 stops9h 20m

$336

SeattleOttawa

SEA Seattle/Tacoma Intl - YOW Ottawa

SEAYOW

Seattle/Tacoma Intl

Sat 10/17

8:02 am-5:35 am

1 stop18h 33m

Ottawa

Sat 10/24

6:55 am-6:45 pm

2 stops14h 50m

$346

SeattleOttawa

SEA Seattle/Tacoma Intl - YOW Ottawa

SEAYOW

Seattle/Tacoma Intl

Sat 10/17

8:02 am-12:25 am

2 stops13h 23m

Ottawa

Sat 10/24

6:55 am-6:45 pm

2 stops14h 50m

$355

SeattleOttawa

SEA Seattle/Tacoma Intl - YOW Ottawa

SEAYOW

Seattle/Tacoma Intl

Wed 10/21

7:35 pm-5:35 am

1 stop7h 00m

Ottawa

Wed 10/28

6:10 am-6:31 pm

2 stops15h 21m

$376

SeattleOttawa

SEA Seattle/Tacoma Intl - YOW Ottawa

SEAYOW

Seattle/Tacoma Intl

Wed 3/10

10:45 pm-1:26 pm

1 stop11h 41m

Ottawa

Fri 3/12

9:45 am-8:10 pm

1 stop13h 25m

$565

SeattleOttawa

SEA Seattle/Tacoma Intl - YOW Ottawa

SEAYOW

Seattle/Tacoma Intl

Tue 3/9

10:40 pm-2:18 pm

1 stop12h 38m

Ottawa

Sat 3/13

6:00 am-12:59 pm

1 stop9h 59m

$565

SeattleOttawa

SEA Seattle/Tacoma Intl - YOW Ottawa

SEAYOW

Seattle/Tacoma Intl

Wed 3/10

8:40 am-11:07 pm

2 stops11h 27m

Ottawa

Sat 3/13

5:40 pm-9:55 pm

1 stop7h 15m

$637

SeattleOttawa

SEA Seattle/Tacoma Intl - YOW Ottawa

SEAYOW

Seattle/Tacoma Intl

Sat 3/6

8:40 am-11:07 pm

2 stops11h 27m

Ottawa

Sat 3/13

5:40 pm-9:55 pm

1 stop7h 15m

$637

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ottawa from

How to get the cheapest flight ticket from Seattle to Ottawa

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Seattle and Ottawa?

Prices are currently low for flights on this route.

Typical prices usually range from $377 to $616.
The lowest price recently found on this route was $308.

What is the cheapest month to fly to Ottawa?

In general, March is the cheapest month to fly from Seattle to Ottawa. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. The month of April is another great option to travel to Ottawa, with average flight prices from Seattle averaging around $354.

Can stopping save me money on Seattle to Ottawa flights?

You could potentially save up to 43% on your flight if you consider stops on a Seattle to Ottawa flight.

How have Seattle to Ottawa flight prices changed over time?

When to book flights from Seattle to Ottawa

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Ottawa according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Ottawa (SEA to YOW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Ottawa

Best Price Found

$117

Fastest flight time

7h 00m

Direct flights

None
The best one-way flight to Ottawa from Seattle in the past 72 hours is $117. The best round-trip flight deal from Seattle to Ottawa found on momondo in the last 72 hours is $308.
The fastest flight from Seattle to Ottawa takes 7h 00m
There are no direct flights from Seattle to Ottawa. There are no popular flight routes from Seattle to Ottawa.
Search flight deals

Frequently asked questions about flying from Seattle to Ottawa

  • How far is Seattle/Tacoma Intl to Ottawa by plane?

    Seattle/Tacoma Intl and Ottawa are 2187.8 mi apart from one another. 7h 00m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Ottawa Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Ottawa Airport are updated daily.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Ottawa Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Ottawa Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Ottawa Airport.

  • What documentation or ID do you need to fly to Ottawa Airport?

    The required travel and health documents for your Ottawa Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ottawa Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Seattle to Ottawa?

Best airlines flying from Seattle to Ottawa

Compare and see reviews for airlines that fly from Seattle to Ottawa with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $265Free CancellationRating
7.1
11,662 reviews
Search Air Canada flights
WestJetPriceFrom $266Free CancellationRating
7.2
3,446 reviews
Search WestJet flights
United AirlinesPriceFrom $312Free CancellationRating
7.4
10,222 reviews
Search United Airlines flights

Traveling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Brockville
Pembroke
Petawawa
Calabogie
Smiths Falls
Perth
Prescott
Wakefield

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Ottawa?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Ottawa for you.

Can I find flights from Seattle to Ottawa with flexible booking policies on momondo?

Flights from Seattle to Ottawa with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Seattle to Ottawa?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Ottawa.

I’m not ready to book a flight from Seattle to Ottawa right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Seattle to Ottawa now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ottawa and let you know when they change.

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