How long does it take to fly to Ottawa?

Average flight duration from State of Washington to Ottawa depends on which airport you fly into and out of. Flying from Seattle to Montreal Pierre Elliott Trudeau Intl Airport is 6h 40m on average, while flying from Bellingham to Montreal Pierre Elliott Trudeau Intl Airport is 11h 01m on average. Montreal Pierre Elliott Trudeau Intl Airport is the most popular airport in Ottawa.

What airlines fly to Ottawa?

Air Canada, WestJet and United Airlines are the top three most popular airlines that fly to Ottawa from State of Washington according to our data. Air Canada is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Ottawa. Keep in mind that there are 5 different airlines that fly to Ottawa on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Washington to Ottawa?

United Airlines is the most popular carrier operating from Washington to Ottawa

When did momondo last update prices for flights from Washington to Ottawa Airport?

Prices for flights from Washington to Ottawa Airport refresh daily.

How many operators does momondo search for flights from Washington to Ottawa Airport?

As of September 2026, there are 3 operators available to choose from for flights from Washington to Ottawa Airport.

How old do you have to be to fly from Washington to Ottawa Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Ottawa Airport.

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

The travel and health documents you'll need for your trip to Ottawa Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ottawa Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$132 Cheap Flights from Washington to Ottawa in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington to Ottawa

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:35 pm - 5:35 amSEA Seattle/Tacoma Intl-YOW Ottawa

7h 00m1 stop Calgary

6:10 am - 2:40 pmYOW Ottawa-SEA Seattle/Tacoma Intl

11h 30m1 stop Calgary

$325WestJet

Wed, Oct 21 - Wed, Oct 28

7:35 pm - 5:35 amSEA Seattle/Tacoma Intl-YOW Ottawa

7h 00m1 stop Calgary

5:30 am - 2:40 pmYOW Ottawa-SEA Seattle/Tacoma Intl

12h 10m2 stops Toronto Pearson Intl Calgary

$335WestJet

Wed, Oct 21 - Wed, Oct 28

7:35 pm - 5:35 amSEA Seattle/Tacoma Intl-YOW Ottawa

7h 00m1 stop Calgary

6:50 am - 6:45 pmYOW Ottawa-SEA Seattle/Tacoma Intl

14h 55m2 stops Toronto Pearson Intl Calgary

$338WestJet

Mon, Oct 19 - Fri, Oct 23

7:35 pm - 5:35 amSEA Seattle/Tacoma Intl-YOW Ottawa

7h 00m1 stop Calgary

6:55 pm - 2:40 pmYOW Ottawa-SEA Seattle/Tacoma Intl

22h 45m1 stop Calgary

$381Multiple Airlines

Thu, Oct 22 - Thu, Oct 29

9:39 pm - 12:01 amSEA Seattle/Tacoma Intl-YOW Ottawa

23h 22m2 stops Vancouver Intl Calgary

6:10 am - 1:40 pmYOW Ottawa-SEA Seattle/Tacoma Intl

10h 30m1 stop Calgary

$399Multiple Airlines

Sun, Nov 8 - Tue, Nov 17

9:34 pm - 2:30 pmSEA Seattle/Tacoma Intl-YOW Ottawa

13h 56m2 stops Vancouver Intl Calgary

6:10 am - 1:40 pmYOW Ottawa-SEA Seattle/Tacoma Intl

10h 30m1 stop Calgary

$402Multiple Airlines

Tue, Dec 1 - Fri, Dec 4

7:15 pm - 5:58 amSEA Seattle/Tacoma Intl-YOW Ottawa

7h 43m1 stop Vancouver Intl

7:50 am - 6:22 pmYOW Ottawa-SEA Seattle/Tacoma Intl

13h 32m2 stops Calgary Vancouver Intl

$496Air Canada

Sat, Oct 24 - Sat, Oct 31

5:50 am - 4:23 pmSEA Seattle/Tacoma Intl-YOW Ottawa

7h 33m1 stop Vancouver Intl

7:50 am - 6:22 pmYOW Ottawa-SEA Seattle/Tacoma Intl

13h 32m2 stops Calgary Vancouver Intl

$496Air Canada

Sat, Oct 24 - Sat, Oct 31

10:56 pm - 2:09 pmSEA Seattle/Tacoma Intl-YOW Ottawa

12h 13m1 stop Chicago O'Hare Intl

6:15 am - 7:03 pmYOW Ottawa-SEA Seattle/Tacoma Intl

15h 48m1 stop Chicago O'Hare Intl

$511United Airlines

Tue, Oct 27 - Thu, Oct 29

8:30 am - 10:35 pmSEA Seattle/Tacoma Intl-YOW Ottawa

11h 05m2 stops Denver Intl Newark

2:00 pm - 8:56 pmYOW Ottawa-SEA Seattle/Tacoma Intl

9h 56m1 stop Washington, D.C. Dulles Intl

$511United Airlines

Sat, Oct 24 - Sat, Oct 31

Cheap last minute flights

Enter your travel dates to find the best prices.

7:35 pm - 5:35 amSEA Seattle/Tacoma Intl-YOW Ottawa

7h 00m1 stop Calgary

1:20 pm - 6:45 pmYOW Ottawa-SEA Seattle/Tacoma Intl

8h 25m1 stop Calgary

$665WestJet

Tue, Sep 29 - Tue, Oct 20

10:30 am - 5:35 amSEA Seattle/Tacoma Intl-YOW Ottawa

16h 05m1 stop Calgary

7:20 am - 7:08 amYOW Ottawa-SEA Seattle/Tacoma Intl

26h 48m2 stops Calgary Vancouver Intl

$673Multiple Airlines

Tue, Sep 29 - Tue, Oct 20

10:30 am - 5:35 amSEA Seattle/Tacoma Intl-YOW Ottawa

16h 05m1 stop Calgary

6:15 pm - 9:40 amYOW Ottawa-SEA Seattle/Tacoma Intl

18h 25m3 stops Edmonton Vancouver Intl Calgary

$763WestJet

Tue, Sep 29 - Tue, Oct 20

10:30 am - 12:20 amSEA Seattle/Tacoma Intl-YOW Ottawa

10h 50m2 stops Calgary Toronto Pearson Intl

6:15 pm - 9:40 amYOW Ottawa-SEA Seattle/Tacoma Intl

18h 25m3 stops Edmonton Vancouver Intl Calgary

$791WestJet

Tue, Sep 29 - Tue, Oct 20

7:35 pm - 7:20 pmSEA Seattle/Tacoma Intl-YOW Ottawa

20h 45m1 stop Calgary

4:15 pm - 7:35 amYOW Ottawa-SEA Seattle/Tacoma Intl

18h 20m2 stops Calgary Vancouver Intl

$882Multiple Airlines

Mon, Sep 28 - Fri, Oct 2

7:35 pm - 5:58 pmSEA Seattle/Tacoma Intl-YOW Ottawa

19h 23m1 stop Calgary

1:20 pm - 6:45 pmYOW Ottawa-SEA Seattle/Tacoma Intl

8h 25m1 stop Calgary

$883Multiple Airlines

Wed, Sep 30 - Fri, Oct 2

7:15 pm - 11:05 amSEA Seattle/Tacoma Intl-YOW Ottawa

12h 50m2 stops Vancouver Intl Toronto Pearson Intl

2:35 pm - 10:47 pmYOW Ottawa-SEA Seattle/Tacoma Intl

11h 12m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

$1,123Air Canada

Thu, Oct 1 - Fri, Oct 2

11:14 pm - 2:17 pmSEA Seattle/Tacoma Intl-YOW Ottawa

12h 03m1 stop Washington, D.C. Dulles Intl

6:00 am - 10:56 pmYOW Ottawa-SEA Seattle/Tacoma Intl

19h 56m3 stops Washington, D.C. Dulles Intl Indianapolis Chicago O'Hare Intl

$1,131United Airlines

Wed, Sep 30 - Fri, Oct 2

10:48 pm - 1:10 pmSEA Seattle/Tacoma Intl-YOW Ottawa

11h 22m2 stops Newark Toronto Pearson Intl

6:00 am - 10:56 pmYOW Ottawa-SEA Seattle/Tacoma Intl

19h 56m3 stops Washington, D.C. Dulles Intl Indianapolis Chicago O'Hare Intl

$1,139United Airlines

Wed, Sep 30 - Fri, Oct 2

4:08 pm - 10:35 pmGEG Spokane-YOW Ottawa

27h 27m2 stops Denver Intl Newark

6:25 am - 11:39 amYOW Ottawa-GEG Spokane

8h 14m1 stop Chicago O'Hare Intl

$1,151United Airlines

Thu, Oct 1 - Tue, Oct 6

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WestJet flights from State of Washington to Ottawa

Our best WestJet deals on State of Washington to Ottawa flight tickets

WestJet

Oct 19

SEA7:35 pmSeattle/Tacoma Intl

7h 00m

1 stop

YOW5:35 amOttawa

Oct 24

YOW6:55 amOttawa

14h 50m

2 stops

SEA6:45 pmSeattle/Tacoma Intl

$318

WestJet

Oct 21

SEA7:35 pmSeattle/Tacoma Intl

7h 00m

1 stop

YOW5:35 amOttawa

Oct 28

YOW6:10 amOttawa

11h 30m

1 stop

SEA2:40 pmSeattle/Tacoma Intl

$325

WestJet

Oct 19

SEA7:35 pmSeattle/Tacoma Intl

7h 00m

1 stop

YOW5:35 amOttawa

Oct 24

YOW7:20 amOttawa

14h 25m

1 stop

SEA6:45 pmSeattle/Tacoma Intl

$329

Air Canada flights from State of Washington to Ottawa

Our best Air Canada deals on State of Washington to Ottawa flight tickets

Air Canada

Oct 12

SEA7:15 pmSeattle/Tacoma Intl

7h 43m

1 stop

YOW5:58 amOttawa

Oct 17

YOW5:00 amOttawa

8h 05m

1 stop

SEA10:05 amSeattle/Tacoma Intl

$483

Air Canada

Oct 24

SEA7:15 pmSeattle/Tacoma Intl

7h 43m

1 stop

YOW5:58 amOttawa

Oct 31

YOW7:50 amOttawa

13h 32m

2 stops

SEA6:22 pmSeattle/Tacoma Intl

$496

Air Canada

Oct 27

SEA8:40 amSeattle/Tacoma Intl

11h 31m

2 stops

YOW11:11 pmOttawa

Oct 29

YOW7:50 amOttawa

13h 32m

2 stops

SEA6:22 pmSeattle/Tacoma Intl

$507

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

Wed 10/21

7:35 pm-5:35 am

1 stop7h 00m

Ottawa

Wed 10/28

6:10 am-2:40 pm

1 stop11h 30m

$325

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

5:30 am-2:40 pm

2 stops12h 10m

$335

SeattleOttawa

SEA Seattle/Tacoma Intl - YOW Ottawa

SEAYOW

Seattle/Tacoma Intl

Mon 10/19

7:35 pm-5:35 am

1 stop7h 00m

Ottawa

Fri 10/23

6:50 am-6:45 pm

2 stops14h 55m

$338

SeattleOttawa

SEA Seattle/Tacoma Intl - YOW Ottawa

SEAYOW

Seattle/Tacoma Intl

Thu 10/22

7:35 pm-5:35 am

1 stop7h 00m

Ottawa

Thu 10/29

6:55 pm-2:40 pm

1 stop22h 45m

$381

SeattleOttawa

SEA Seattle/Tacoma Intl - YOW Ottawa

SEAYOW

Seattle/Tacoma Intl

Sun 11/8

9:39 pm-12:01 am

2 stops23h 22m

Ottawa

Tue 11/17

6:10 am-1:40 pm

1 stop10h 30m

$399

SeattleOttawa

SEA Seattle/Tacoma Intl - YOW Ottawa

SEAYOW

Seattle/Tacoma Intl

Tue 12/1

9:34 pm-2:30 pm

2 stops13h 56m

Ottawa

Fri 12/4

6:10 am-1:40 pm

1 stop10h 30m

$402

SeattleOttawa

SEA Seattle/Tacoma Intl - YOW Ottawa

SEAYOW

Seattle/Tacoma Intl

Sat 10/24

7:15 pm-5:58 am

1 stop7h 43m

Ottawa

Sat 10/31

7:50 am-6:22 pm

2 stops13h 32m

$496

SeattleOttawa

SEA Seattle/Tacoma Intl - YOW Ottawa

SEAYOW

Seattle/Tacoma Intl

Sat 10/24

5:50 am-4:23 pm

1 stop7h 33m

Ottawa

Sat 10/31

7:50 am-6:22 pm

2 stops13h 32m

$496

SeattleOttawa

SEA Seattle/Tacoma Intl - YOW Ottawa

SEAYOW

Seattle/Tacoma Intl

Tue 10/27

10:56 pm-2:09 pm

1 stop12h 13m

Ottawa

Thu 10/29

6:15 am-7:03 pm

1 stop15h 48m

$511

SeattleOttawa

SEA Seattle/Tacoma Intl - YOW Ottawa

SEAYOW

Seattle/Tacoma Intl

Sat 10/24

8:30 am-10:35 pm

2 stops11h 05m

Ottawa

Sat 10/31

2:00 pm-8:56 pm

1 stop9h 56m

$511

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from State of Washington 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

Prices

Airlines

Other information

What is the cheapest month to fly to Ottawa?

In general, March is the cheapest month to fly from State of Washington 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 State of Washington averaging around $354.

Can stopping save me money on State of Washington to Ottawa flights?

You could potentially save up to 10% on your flight if you consider stops on a State of Washington to Ottawa flight.

Cheap State of Washington to Ottawa flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Ottawa

Best Price Found	$132
Fastest flight time	7h 36m
Direct flights	None

The best one-way flight to Ottawa from State of Washington in the past 72 hours is $132. The best round-trip flight deal from State of Washington to Ottawa found on momondo in the last 72 hours is $325.

The fastest flight from State of Washington to Ottawa takes 7h 36m

There are no direct flights from State of Washington to Ottawa. There are no popular flight routes from State of Washington to Ottawa.

Search flight deals

Frequently asked questions about flying from Washington to Ottawa

When did momondo last update prices for flights from Washington to Ottawa Airport?
Prices for flights from Washington to Ottawa Airport refresh daily.
How many operators does momondo search for flights from Washington to Ottawa Airport?
As of September 2026, there are 3 operators available to choose from for flights from Washington to Ottawa Airport.
How old do you have to be to fly from Washington to Ottawa Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Ottawa Airport.
What documentation or ID do you need to fly to Ottawa Airport?
The travel and health documents you'll need for your trip to Ottawa Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ottawa Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from State of Washington to Ottawa

Compare and see reviews for airlines that fly from State of Washington to Ottawa with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $265	Free Cancellation	Rating 7.1 11,696 reviews	Search Air Canada flights
WestJet	PriceFrom $266	Free Cancellation	Rating 7.2 3,450 reviews	Search WestJet flights
United Airlines	PriceFrom $312	Free Cancellation	Rating 7.4 10,243 reviews	Search United Airlines flights

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington to Ottawa. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Washington to Ottawa flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Washington and Ottawa by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Ottawa from Washington are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from Washington to Ottawa from $132

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Ottawa departing on 10/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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WestJet flights from State of Washington to Ottawa

Our best WestJet deals on State of Washington to Ottawa flight tickets

Air Canada flights from State of Washington to Ottawa

Our best Air Canada deals on State of Washington to Ottawa flight tickets

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How to get the cheapest flight ticket from State of Washington to Ottawa

What is the cheapest month to fly to Ottawa?

Can stopping save me money on State of Washington to Ottawa flights?

What is the cheapest airline that flies from Washington to Ottawa?

What airlines fly to Ottawa?

How long does it take to fly to Ottawa?

Cheap State of Washington to Ottawa flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Washington to Ottawa

Best airlines flying from State of Washington to Ottawa

Compare and see reviews for airlines that fly from State of Washington to Ottawa with momondo

Traveling to a place near Ottawa?

Why use momondo?

An easier way to manage your Ottawa trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Canada

Airports servicing Ontario

Fly your favorite airline to Ottawa

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Ottawa

List of cabin classes available on flights landing in Ottawa. Availability may vary depending on flight origin and airline.

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