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Cheap flights from Washington to Ontario from C$ 171

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 Ontario departing on 4/12. 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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Find the cheapest flights from Washington to Ontario

Cheap round-trip flights

These are some of the best round-trip flight deals from Washington to Ontario that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Washington to Ontario.

Cheap last-minute flights

Planning a quick getaway from Washington to Ontario? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Ontario, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Washington to Ontario

Find recent round-trip train or bus tickets from Washington to Ontario.

All round-trip flight deals to Ontario

The cheapest plane tickets to Ontario found on KAYAK recently.
4:00 p.m. - 5:42 a.m.SEA-YYZ
10h 42m1 stop
8:00 p.m. - 8:57 a.m.YYZ-SEA
15h 57m1 stop
C$ 358
Find Deal
Wed, 4 Dec - Wed, 11 Dec
4:00 p.m. - 5:42 a.m.SEA-YYZ
10h 42m1 stop
8:00 p.m. - 8:57 a.m.YYZ-SEA
15h 57m1 stop
C$ 369
Find Deal
Wed, 4 Dec - Wed, 11 Dec
3:15 p.m. - 6:00 a.m.SEA-YYZ
11h 45m2 stops
7:55 a.m. - 2:21 p.m.YYZ-SEA
9h 26m1 stop
C$ 386WestJet
Find Deal
Wed, 4 Dec - Wed, 11 Dec
3:15 p.m. - 6:00 a.m.SEA-YYZ
11h 45m2 stops
7:55 a.m. - 2:21 p.m.YYZ-SEA
9h 26m1 stop
C$ 387WestJet
Find Deal
Wed, 4 Dec - Wed, 11 Dec
7:22 a.m. - 2:55 p.m.SEA-YYZ
4h 33mdirect
4:20 p.m. - 6:39 p.m.YYZ-SEA
5h 19mdirect
C$ 399Alaska Airlines
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Sat, 7 Dec - Fri, 13 Dec
7:13 a.m. - 2:55 p.m.SEA-YYZ
4h 42mdirect
4:20 p.m. - 6:39 p.m.YYZ-SEA
5h 19mdirect
C$ 418Alaska Airlines
Find Deal
Sat, 30 Nov - Fri, 6 Dec
11:59 p.m. - 1:42 p.m.SEA-YYZ
10h 43m1 stop
4:10 p.m. - 9:11 p.m.YYZ-SEA
8h 01m1 stop
C$ 437United Airlines
Find Deal
Tue, 7 Jan - Wed, 8 Jan
6:05 a.m. - 1:50 p.m.SEA-YYZ
4h 45mdirect
7:15 p.m. - 9:40 p.m.YYZ-SEA
5h 25mdirect
C$ 454Air Canada
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Fri, 29 Nov - Mon, 2 Dec
7:15 p.m. - 6:09 a.m.SEA-YYZ
7h 54m1 stop
7:15 p.m. - 9:40 p.m.YYZ-SEA
5h 25mdirect
C$ 461Air Canada
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Tue, 3 Dec - Wed, 4 Dec
9:25 a.m. - 12:17 a.m.SEA-YYZ
11h 52m1 stop
7:15 p.m. - 9:40 p.m.YYZ-SEA
5h 25mdirect
C$ 479United Airlines
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Sat, 7 Dec - Fri, 13 Dec
4:00 p.m. - 4:35 p.m.SEA-YUL
21h 35m1 stop
C$ 171
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Wed, 4 Dec
5:15 a.m. - 6:46 a.m.PDX-YYZ
22h 31m1 stop
C$ 174
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Wed, 20 Nov
7:26 a.m. - 3:07 p.m.SEA-YYZ
4h 41mdirect
C$ 178Alaska Airlines
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Wed, 25 Dec
12:50 a.m. - 1:41 p.m.SEA-YYZ
9h 51m1 stop
C$ 192Delta
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Fri, 13 Dec
6:05 a.m. - 1:50 p.m.SEA-YYZ
4h 45mdirect
C$ 193United Airlines
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Mon, 30 Dec
5:00 a.m. - 11:34 p.m.GEG-YYZ
15h 34m2 stops
C$ 196Delta
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Sun, 15 Dec
6:59 p.m. - 2:55 p.m.PDX-YYZ
16h 56m1 stop
C$ 198Alaska Airlines
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Sat, 23 Nov
3:05 p.m. - 12:57 a.m.SEA-YYZ
6h 52m1 stop
C$ 200Air Canada
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Tue, 31 Dec
4:35 p.m. - 9:58 a.m.SEA-YYZ
14h 23m2 stops
C$ 214United Airlines
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Sun, 24 Nov
10:35 a.m. - 10:40 p.m.SEA-YYZ
9h 05m2 stops
C$ 225Air Canada
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Sat, 14 Dec
6:39 p.m. - 6:46 a.m.SEA-YYZ
9h 07m1 stop
7:40 a.m. - 2:21 p.m.YYZ-SEA
9h 41m1 stop
C$ 447
Find Deal
Mon, 4 Nov - Wed, 20 Nov
6:39 p.m. - 6:46 a.m.SEA-YYZ
9h 07m1 stop
8:00 p.m. - 8:15 a.m.YYZ-SEA
15h 15m2 stops
C$ 495
Find Deal
Mon, 4 Nov - Mon, 18 Nov
10:10 a.m. - 9:14 p.m.PDX-YUL
8h 04m1 stop
6:20 p.m. - 10:15 a.m.YUL-PDX
18h 55m1 stop
C$ 590Air Canada
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Sat, 2 Nov - Tue, 5 Nov
11:59 p.m. - 10:32 a.m.PDX-YUL
8h 33m1 stop
1:15 p.m. - 8:29 p.m.YUL-PDX
10h 14m1 stop
C$ 597United Airlines
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Sat, 2 Nov - Mon, 4 Nov
8:30 a.m. - 7:48 p.m.PDX-YUL
8h 18m1 stop
1:15 p.m. - 8:29 p.m.YUL-PDX
10h 14m1 stop
C$ 603United Airlines
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Fri, 1 Nov - Mon, 4 Nov
3:07 p.m. - 11:29 a.m.PDX-YUL
17h 22m2 stops
7:15 a.m. - 9:17 p.m.YUL-PDX
17h 02m1 stop
C$ 610American Airlines
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Sat, 2 Nov - Tue, 5 Nov
10:05 a.m. - 11:12 p.m.PDX-YUL
10h 07m2 stops
6:00 a.m. - 5:02 p.m.YUL-PDX
14h 02m2 stops
C$ 617Delta
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Sat, 2 Nov - Tue, 5 Nov
12:07 p.m. - 2:55 p.m.PDX-YUL
23h 48m1 stop
3:45 p.m. - 11:17 a.m.YUL-PDX
22h 32m1 stop
C$ 701American Airlines
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Fri, 1 Nov - Mon, 4 Nov
10:10 a.m. - 9:14 p.m.PDX-YUL
8h 04m1 stop
7:30 a.m. - 2:44 p.m.YUL-PDX
10h 14m1 stop
C$ 839Air Canada
Find Deal
Sat, 2 Nov - Sun, 3 Nov
1:54 p.m. - 11:12 p.m.PDX-YUL
6h 18m1 stop
7:30 a.m. - 6:52 p.m.YUL-PDX
14h 22m2 stops
C$ 842Delta
Find Deal
Fri, 1 Nov - Sun, 3 Nov
7:22 a.m. - 2:55 p.m.SEA-YYZ
4h 33mdirect
4:20 p.m. - 6:39 p.m.YYZ-SEA
5h 19mdirect
C$ 399Alaska Airlines
Find Deal
Sat, 7 Dec - Fri, 13 Dec
7:22 a.m. - 2:55 p.m.SEA-YYZ
4h 33mdirect
4:20 p.m. - 6:39 p.m.YYZ-SEA
5h 19mdirect
C$ 411Alaska Airlines
Find Deal
Sat, 7 Dec - Fri, 13 Dec
7:22 a.m. - 2:55 p.m.SEA-YYZ
4h 33mdirect
4:20 p.m. - 6:39 p.m.YYZ-SEA
5h 19mdirect
C$ 425Alaska Airlines
Find Deal
Wed, 4 Dec - Wed, 11 Dec
6:05 a.m. - 1:50 p.m.SEA-YYZ
4h 45mdirect
7:05 p.m. - 9:30 p.m.YYZ-SEA
5h 25mdirect
C$ 437Air Canada
Find Deal
Tue, 7 Jan - Wed, 8 Jan
7:27 a.m. - 3:05 p.m.SEA-YYZ
4h 38mdirect
4:20 p.m. - 6:43 p.m.YYZ-SEA
5h 23mdirect
C$ 440Alaska Airlines
Find Deal
Sat, 1 Feb - Sun, 9 Feb
6:05 a.m. - 1:50 p.m.SEA-YYZ
4h 45mdirect
7:15 p.m. - 9:40 p.m.YYZ-SEA
5h 25mdirect
C$ 454Air Canada
Find Deal
Fri, 29 Nov - Mon, 2 Dec
7:13 a.m. - 2:55 p.m.SEA-YYZ
4h 42mdirect
4:20 p.m. - 6:39 p.m.YYZ-SEA
5h 19mdirect
C$ 561Alaska Airlines
Find Deal
Thu, 28 Nov - Tue, 3 Dec
6:05 a.m. - 1:50 p.m.SEA-YYZ
4h 45mdirect
7:05 p.m. - 9:30 p.m.YYZ-SEA
5h 25mdirect
C$ 573United Airlines
Find Deal
Mon, 16 Dec - Mon, 6 Jan
6:05 a.m. - 1:50 p.m.SEA-YYZ
4h 45mdirect
7:15 p.m. - 9:40 p.m.YYZ-SEA
5h 25mdirect
C$ 679United Airlines
Find Deal
Sat, 7 Dec - Fri, 13 Dec
6:05 a.m. - 1:50 p.m.SEA-YYZ
4h 45mdirect
7:05 p.m. - 9:30 p.m.YYZ-SEA
5h 25mdirect
C$ 1,312
Find Deal
Fri, 3 Jan - Mon, 6 Jan

United Airlines flights from State of Washington to Region of Ontario

Our best United Airlines deals on State of Washington to Region of Ontario flight tickets
United Airlines
7 Jan
SEA11:59 p.m.Seattle/Tacoma Intl
10h 43m
1 stop
YYZ1:42 p.m.Toronto Pearson Intl
8 Jan
YYZ4:10 p.m.Toronto Pearson Intl
8h 01m
1 stop
SEA9:11 p.m.Seattle/Tacoma Intl
United Airlines
7 Dec
SEA9:25 a.m.Seattle/Tacoma Intl
11h 52m
1 stop
YYZ12:17 a.m.Toronto Pearson Intl
13 Dec
YYZ7:15 p.m.Toronto Pearson Intl
5h 25m
SEA9:40 p.m.Seattle/Tacoma Intl
United Airlines
27 Nov
SEA6:31 a.m.Seattle/Tacoma Intl
14h 55m
1 stop
YYZ12:26 a.m.Toronto Pearson Intl
30 Nov
YYZ12:25 p.m.Toronto Pearson Intl
12h 42m
2 stops
SEA10:07 p.m.Seattle/Tacoma Intl

Delta flights from State of Washington to Region of Ontario

Our best Delta deals on State of Washington to Region of Ontario flight tickets
Delta
25 Dec
SEA8:30 a.m.Seattle/Tacoma Intl
11h 38m
1 stop
YYZ11:08 p.m.Toronto Pearson Intl
14 Jan
YYZ5:40 p.m.Toronto Pearson Intl
7h 45m
1 stop
SEA10:25 p.m.Seattle/Tacoma Intl
Delta
26 Nov
SEA5:30 a.m.Seattle/Tacoma Intl
7h 24m
1 stop
YYZ3:54 p.m.Toronto Pearson Intl
10 Dec
YYZ6:00 a.m.Toronto Pearson Intl
7h 53m
1 stop
SEA10:53 a.m.Seattle/Tacoma Intl
Delta
5 Dec
PDX5:10 a.m.Portland
7h 44m
1 stop
YYZ3:54 p.m.Toronto Pearson Intl
10 Dec
YYZ5:30 p.m.Toronto Pearson Intl
7h 33m
1 stop
PDX10:03 p.m.Portland

How to get the cheapest flight ticket from State of Washington to Region of Ontario

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 cheapest airline that flies to Region of Ontario from State of Washington?

Alaska Airlines. Alaska Airlines, United Airlines, and Air Canada are the most popular carriers operating from State of Washington to Region of Ontario

What is the cheapest State of Washington to Region of Ontario flight route?

Portland - Toronto Pearson Intl. Fly from Portland to Toronto Pearson Intl for the best State of Washington - Region of Ontario flight prices

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

You could potentially save up to 5% on your flight if you consider stops on a State of Washington to Region of Ontario flight.

Cheap State of Washington to Region of Ontario flight deals and tips

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

Best price found

C$ 171

Fastest flight time

4h 33m

Direct flights

Every day

Airports in Region of Ontario

4 airports
The best one-way flight to Region of Ontario from State of Washington in the past 72 hours is C$ 171. The best round-trip flight deal from State of Washington to Region of Ontario found on momondo in the last 72 hours is C$ 358.
The fastest flight from State of Washington to Region of Ontario takes 4h 33m
Direct flights go from State of Washington to Region of Ontario every day.
There are 4 airports near Region of Ontario: Ottawa (YOW), Montreal Pierre Elliott Trudeau Intl (YUL), Toronto Region of Waterloo Intl (YKF), Toronto Pearson Intl (YYZ)

  • When did momondo last update prices for flights from Washington to Ontario?

    Prices for flights from Washington to Ontario are refreshed on a daily basis.

  • How many operators does momondo search for flights from Washington to Ontario?

  • How old do you have to be to fly from Washington to Ontario?

    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 Ontario.

  • What documentation or ID do you need to fly to Ontario?

    The necessary travel and health documents for your Ontario trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from State of Washington to Region of Ontario?


Best airlines flying from State of Washington to Region of Ontario

Compare and see reviews for airlines that fly from State of Washington to Region of Ontario with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom C$ 378Free CancellationRating
8.0
9,420 reviews
Search Alaska Airlines flights
Air CanadaPriceFrom C$ 527Free CancellationRating
7.0
8,095 reviews
Search Air Canada flights
United AirlinesPriceFrom C$ 538Free CancellationRating
7.4
9,240 reviews
Search United Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario from Washington.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Washington.

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

Of course. momondo tracks the price of Washington to Ontario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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