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$100+ Cheap flights from Washington to Toronto (YTO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/18. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YTO
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Washington to Toronto

Cheapest flights from Washington to Toronto
Explore the most affordable flight options available from Washington to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Mytrip deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/288:00 am
SEA
-
YYZ
Nonstop4h 43m
Air Canada
Sat 3/78:00 am
YYZ
-
SEA
2 stops10h 01m
Air Canada
Deal found 1/27$225
This Mytrip deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/218:00 am
SEA
-
YYZ
Nonstop4h 43m
Air Canada
Sat 2/288:00 am
YYZ
-
SEA
1 stop9h 31m
Air Canada
Deal found 1/28$227
This Vliegwinkel deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/218:00 am
SEA
-
YYZ
Nonstop4h 43m
Multiple Airlines
Sat 2/284:45 pm
YYZ
-
SEA
Nonstop5h 33m
Multiple Airlines
Deal found 1/28$233
This Trip.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/177:55 am
SEA
-
YYZ
Nonstop4h 40m
Multiple Airlines
Tue 4/77:45 am
YYZ
-
SEA
1 stop9h 34m
Multiple Airlines
Deal found 1/28$235
This SmartFares deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/258:00 am
SEA
-
YYZ
Nonstop4h 43m
Air Canada
Wed 3/48:00 am
YYZ
-
SEA
2 stops14h 16m
Air Canada
Deal found 1/28$236
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/237:35 pm
SEA
-
YYZ
1 stop8h 20m
WestJet
Thu 6/41:30 pm
YYZ
-
SEA
1 stop8h 15m
WestJet
Deal found 1/27$240
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:35 pm
SEA
-
YYZ
1 stop7h 10m
WestJet
Sat 5/91:30 pm
YYZ
-
SEA
1 stop8h 15m
WestJet
Deal found 1/27$242
This Trip.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/108:41 am
SEA
-
YKF
2 stops17h 48m
Multiple Airlines
Thu 4/166:20 am
YKF
-
SEA
1 stop10h 59m
Multiple Airlines
Deal found 1/27$263
This Mytrip deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/135:40 am
SEA
-
YTZ
2 stops9h 30m
Air Canada
Fri 3/2012:30 pm
YTZ
-
SEA
2 stops13h 26m
Air Canada
Deal found 1/27$278
This Trip.com deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/223:10 pm
SEA
-
YKF
1 stop11h 19m
WestJet
Mon 4/278:40 pm
YKF
-
SEA
1 stop16h 00m
WestJet
Deal found 1/29$278
This Air Canada deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/127:15 am
SEA
-
YTZ
1 stop9h 37m
Air Canada
Sun 5/1712:30 pm
YTZ
-
SEA
1 stop10h 07m
Air Canada
Deal found 1/27$282
This FlightHub deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/292:30 pm
PDX
-
YYZ
1 stop7h 35m
WestJet
Sun 5/36:10 am
YYZ
-
PDX
2 stops10h 40m
WestJet
Deal found 1/28$286

Find flight deals from Washington to Toronto

Keep the following information in mind while searching for Washington to Toronto flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$225
(Mytrip)

One-way from

$100
(Alaska Airlines)

Popular in

June

Cheapest in

January

Average price

$269

Good round-trip deal

$342 or less

Good one-way deal

$99 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Toronto (YTO) flights.
Search Deals
From Washington to Toronto (YTO)
Search Deals
One-way flight from Washington to Toronto (YTO)
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($72 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Washington to Toronto (YTO).
Search Deals
Price to beat on a one-way flight from Washington to Toronto (YTO).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Toronto that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Washington to Toronto that are best for you.

Fly from

Washington

Fly to

Toronto

Route

Depart

Return

Price

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Sat 2/21

8:00 am-3:43 pm

Nonstop4h 43m

Toronto Pearson Intl

Sat 2/28

8:00 am-2:31 pm

1 stop9h 31m

$227

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Wed 2/18

7:55 am-3:35 pm

Nonstop4h 40m

Toronto Pearson Intl

Wed 2/25

4:45 pm-7:18 pm

Nonstop5h 33m

$252

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Sat 2/28

7:55 am-3:35 pm

Nonstop4h 40m

Toronto Pearson Intl

Sat 3/7

4:45 pm-7:18 pm

Nonstop5h 33m

$252

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Tue 3/3

7:55 am-3:35 pm

Nonstop4h 40m

Toronto Pearson Intl

Wed 3/4

4:45 pm-7:18 pm

Nonstop5h 33m

$252

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Sat 2/21

7:55 am-3:35 pm

Nonstop4h 40m

Toronto Pearson Intl

Sat 2/28

4:45 pm-7:18 pm

Nonstop5h 33m

$252

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Sat 2/28

8:00 am-3:43 pm

Nonstop4h 43m

Toronto Pearson Intl

Tue 3/3

7:50 pm-10:16 pm

Nonstop5h 26m

$263

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Sat 2/28

7:55 am-3:35 pm

Nonstop4h 40m

Toronto Pearson Intl

Thu 3/5

4:45 pm-7:18 pm

Nonstop5h 33m

$263

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Tue 3/3

7:55 am-3:35 pm

Nonstop4h 40m

Toronto Pearson Intl

Fri 3/6

4:45 pm-7:18 pm

Nonstop5h 33m

$263

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Tue 3/3

5:20 pm-7:30 am

1 stop11h 10m

Toronto Pearson Intl

Wed 3/4

10:51 am-7:03 pm

1 stop11h 12m

$264

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Wed 3/4

5:00 am-3:02 pm

1 stop7h 02m

Toronto Pearson Intl

Wed 3/4

5:30 pm-10:43 pm

1 stop8h 13m

$264

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 60 results
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Best time to book a flight from Washington to Toronto

Have a flexible travel schedule? Discover the best time to fly to Toronto from Washington with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington to Toronto

What is the cheapest month to book a flight from State of Washington to Toronto?

Currently, April is the cheapest month in which you can book a flight from State of Washington to Toronto (average of $125). Flying from State of Washington to Toronto in December is currently the most expensive (average of $281). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WA to YTO?

Find hourly flight availability from Washington to Toronto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 29, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from State of Washington to Toronto as you normally would.

Weekly flight availability from State of Washington to Toronto

Explore weekly flight availability from Washington to Toronto. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 29, 2026.

The most flights from USWA to YTO are scheduled on a Wednesday (6 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost to fly round-trip from State of Washington to Toronto?

Related info for your journey

Find useful and relevant information for your journey from Washington to Toronto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from State of Washington to Toronto?

    There are many flights that can get you from State of Washington to Toronto in 4h 40m. Fly via Air Canada, Alaska Airlines, or WestJet to get the fastest option. State of Washington and Toronto are separated by a distance of 2054 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from State of Washington to Toronto one-way?

    One-way options have recently been found by users for as low as $83 on WestJet. Other airlines that offer cheap prices include Alaska Airlines from $93 and Air Canada from $100 one-way.

  • What are the most popular routes from State of Washington to Toronto?

    The most popular route from State of Washington to Toronto is Seattle/Tacoma Intl - Toronto Pearson Intl. You may also consider Seattle/Tacoma Intl - Toronto Island or Portland - Toronto Pearson Intl.

  • What are the most reliable airlines from State of Washington to Toronto?

    No one likes to see their flight delayed. When booking a flight from State of Washington to Toronto consider choosing Air Canada (85%), United Airlines (85%) or Alaska Airlines (83%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from State of Washington to Toronto?

    Looking for the cheapest flight from State of Washington to Toronto? While on average our users pay $1,245, our data indicates the cheapest price to be $80. The most popular route (Seattle/Tacoma Intl - Toronto Pearson Intl), is priced around $250.

  • Can I find deals for flights from Washington to Toronto that include hotel bookings?

    Yes. In addition to deals on Washington to Toronto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Toronto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Toronto.

  • Can I find deals for business class flights from Washington to Toronto?

    Yes. Cheapflights offers flight deals from Washington to Toronto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from State of Washington to Toronto?

    Currently, April is the cheapest month in which you can book a flight from State of Washington to Toronto (average of $125). Flying from State of Washington to Toronto in December is currently the most expensive (average of $281). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Washington to Toronto

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Washington to Toronto

Discover the top 5 airlines that operate flights from Washington to Toronto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$124Average$478FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$132Average$382FlexibilityNo cancel feeOn-time67%
DeltaCheapest$142Average$390FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$226Average$300FlexibilityNo cancel feeOn-time60%
Alaska AirlinesCheapest$252Average$432FlexibilityNo cancel feeOn-time75%

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