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Cheap flights from Washington to Toronto from C$ 127

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 21/2. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YTO
7 Feb — 14 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Washington to Toronto

Keep the following information in mind while searching for Washington to Toronto flight deals. Data was last updated 8 January 2026.

Round-trip from

C$ 311

One-way from

C$ 127

Popular in

June

Cheapest in

January

Average price

C$ 376

Good round-trip deal

C$ 334 or less

Good one-way deal

C$ 168 or less
WestJet
  • WestJet
  • 5/3-9/3
  • 4 total stops
  • 34h 37m total
  • Washington to Toronto
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United Airlines
  • United Airlines
  • 21/2
  • 1 total stop
  • 15h 58m total
  • Washington to Toronto
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Highest demand for flights based on searches. 15% potential increase in price (C$ 138 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 20 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Price to beat on a round-trip flight from Washington to Toronto (YTO).
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Price to beat on a one-way flight from Washington to Toronto (YTO).
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Find flight deals from Washington to Toronto

Enter your travel dates to find the best prices.

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 8 January 2026.

Thu 5/33:10 p.m.SEA - YYZ
2 stops11h 48mWestJet
Mon 9/36:30 p.m.YYZ - SEA
2 stops22h 49mWestJet
Deal found 7/1C$ 311
Wed 21/13:10 p.m.SEA - YYZ
2 stops11h 48mWestJet
Sun 25/16:30 p.m.YYZ - SEA
1 stop22h 50mWestJet
Deal found 6/1C$ 312
Sat 18/43:40 p.m.SEA - YYZ
2 stops10h 54mAir Canada
Thu 23/47:30 p.m.YYZ - SEA
Nonstop5h 21mAir Canada
Deal found 7/1C$ 315
Thu 29/18:10 a.m.SEA - YYZ
Nonstop4h 43mAir Canada
Sun 1/28:00 a.m.YYZ - SEA
2 stops9h 31mAir Canada
Deal found 6/1C$ 317
Sun 1/23:10 p.m.SEA - YYZ
2 stops11h 48mWestJet
Fri 6/26:45 p.m.YYZ - SEA
2 stops18h 40mWestJet
Deal found 6/1C$ 318
Mon 9/21:11 p.m.SEA - YYZ
2 stops21h 29mMultiple Airlines
Tue 17/27:45 a.m.YYZ - SEA
1 stop9h 34mMultiple Airlines
Deal found 6/1C$ 319
Tue 20/17:55 a.m.SEA - YYZ
Nonstop4h 40mMultiple Airlines
Fri 23/19:00 p.m.YYZ - SEA
2 stops16h 22mMultiple Airlines
Deal found 6/1C$ 322
Thu 12/27:55 a.m.SEA - YYZ
Nonstop4h 40mMultiple Airlines
Mon 16/27:45 a.m.YYZ - SEA
1 stop9h 34mMultiple Airlines
Deal found 6/1C$ 325
Fri 27/37:55 a.m.SEA - YYZ
Nonstop4h 40mAlaska Airlines
Tue 7/44:55 p.m.YYZ - SEA
Nonstop5h 30mAlaska Airlines
Deal found 8/1C$ 326
Mon 2/29:52 a.m.SEA - YYZ
1 stop9h 52mAlaska Airlines
Thu 5/24:45 p.m.YYZ - SEA
Nonstop5h 32mAlaska Airlines
Deal found 6/1C$ 328
Fri 5/67:05 a.m.SEA - YHM
1 stop7h 05mWestJet
Sun 7/66:10 p.m.YHM - SEA
1 stop21h 58mWestJet
Deal found 6/1C$ 351
Sat 9/57:05 a.m.SEA - YHM
1 stop7h 05mWestJet
Sun 24/56:10 p.m.YHM - SEA
1 stop21h 58mWestJet
Deal found 5/1C$ 355

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 629,999 searches. Data last updated 8 January 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

Thu 29/1

5:50 a.m.-4:49 p.m.

1 stop7h 59m

Toronto Pearson Intl

Tue 3/2

10:00 a.m.-2:31 p.m.

1 stop7h 31m

C$ 315

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Sat 18/4

3:40 p.m.-6:06 a.m.

2 stops11h 26m

Toronto Pearson Intl

Fri 24/4

8:00 a.m.-3:03 p.m.

2 stops10h 03m

C$ 315

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Sat 18/4

3:40 p.m.-6:06 a.m.

2 stops11h 26m

Toronto Pearson Intl

Thu 23/4

8:00 a.m.-3:03 p.m.

2 stops10h 03m

C$ 315

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Thu 12/3

10:05 a.m.-10:56 p.m.

2 stops9h 51m

Toronto Pearson Intl

Sun 15/3

7:50 p.m.-10:16 p.m.

Nonstop5h 26m

C$ 315

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Wed 4/2

5:50 a.m.-8:46 p.m.

2 stops11h 56m

Toronto Pearson Intl

Sun 8/2

7:50 p.m.-10:16 p.m.

Nonstop5h 26m

C$ 315

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Thu 29/1

5:50 a.m.-4:49 p.m.

1 stop7h 59m

Toronto Pearson Intl

Sun 1/2

8:00 a.m.-2:31 p.m.

2 stops9h 31m

C$ 323

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Thu 12/2

8:10 a.m.-3:53 p.m.

Nonstop4h 43m

Toronto Pearson Intl

Tue 17/2

10:35 p.m.-9:15 a.m.

1 stop13h 40m

C$ 334

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Fri 6/3

11:59 p.m.-9:58 a.m.

1 stop6h 59m

Toronto Pearson Intl

Mon 9/3

8:45 a.m.-10:45 p.m.

1 stop17h 00m

C$ 336

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Fri 27/2

12:25 p.m.-11:20 p.m.

1 stop7h 55m

Toronto Pearson Intl

Sun 1/3

8:45 a.m.-7:03 p.m.

1 stop13h 18m

C$ 336

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Wed 11/2

5:00 a.m.-3:02 p.m.

1 stop7h 02m

Toronto Pearson Intl

Mon 16/2

9:00 p.m.-11:49 a.m.

1 stop17h 49m

C$ 336

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

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 C$ 167). Flying from State of Washington to Toronto in December is currently the most expensive (average of C$ 388). 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 8 January 2026.

When flying from State of Washington to Toronto, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 8 January 2026.

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

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?

    Air Canada, WestJet, and United Airlines can get you from State of Washington to Toronto in just under 7h 05m. Your travel time can differ by up to 3h 38m. There are 3304 km between State of Washington and Toronto. Both multi-stop and direct flights can be found to your destination and back.

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

    C$ 138 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on WestJet and Alaska Airlines, with prices starting from C$ 148 and C$ 153, respectively.

  • 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 Portland - Toronto Pearson Intl or Seattle/Tacoma Intl - Toronto Island.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from State of Washington to Toronto on time: Qatar Airways (86%), Alaska Airlines (85%), Hawaiian Airlines (85%).

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

    The cheapest flight price from State of Washington to Toronto is C$ 125. On average you can expect to pay C$ 645. The most popular route, (Seattle/Tacoma Intl - Toronto Pearson Intl), can usually be booked for C$ 257.

  • 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 C$ 167). Flying from State of Washington to Toronto in December is currently the most expensive (average of C$ 388). 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.
Newark to Pearson Intl flights
Newark to Toronto Island flights
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John F Kennedy Intl to Pierre Elliott Trudeau Intl flights
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O'Hare Intl to Pearson Intl flights
O'Hare Intl to Pierre Elliott Trudeau Intl flights
Los Angeles to Pierre Elliott Trudeau Intl flights
Boston to Toronto Island flights
Atlanta to Pearson Intl flights
Dulles Intl to Toronto Island flights
Seattle to Pearson Intl flights
Fort Lauderdale to Pierre Elliott Trudeau Intl flights
Hobby to Pearson Intl flights
Baltimore to Pearson Intl flights
San Francisco to Pierre Elliott Trudeau Intl flights
Miami to Pierre Elliott Trudeau Intl flights
Minneapolis to Pierre Elliott Trudeau Intl flights
Miami to Pearson Intl flights
George Bush Intcntl to Pearson Intl flights
Dallas/Fort Worth to Pierre Elliott Trudeau Intl flights
Sky Harbor Intl to Pearson Intl flights
Fort Lauderdale to Pearson Intl flights
Philadelphia to Pierre Elliott Trudeau Intl flights
Philadelphia to Pearson Intl flights
Minneapolis to Pearson Intl flights
Midway to Toronto Island flights
Orlando to Pierre Elliott Trudeau Intl flights
Baltimore to Pierre Elliott Trudeau Intl flights
Seattle to Pierre Elliott Trudeau Intl flights
Midway to Pierre Elliott Trudeau Intl flights
Atlanta to Pierre Elliott Trudeau Intl flights
Midway to Pearson Intl flights
Orlando to Pearson Intl flights
O'Hare Intl to Toronto Island flights
Raleigh to Pearson Intl flights
Tampa to Pearson Intl flights
Austin to Pearson Intl flights
Denver to Pierre Elliott Trudeau Intl flights

Top 4 airlines flying from Washington to Toronto

Discover the top 4 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 629,999 searches. Data last updated 8 January 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 285AverageC$ 390FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 365AverageC$ 528FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Alaska AirlinesCheapestC$ 376AverageC$ 784FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
United AirlinesCheapestC$ 488AverageC$ 539FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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Millions of users choose and trust Cheapflights to book the best flight deals from Washington to Toronto for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Washington to Toronto with no change fees?

Yes, we can. To see specific flights from Washington to Toronto with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Washington to Toronto become cheaper?

Yes! Start tracking prices for Washington to Toronto flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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