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Cheap flights from Washington to Toronto from C$ 125

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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — YTO
23 Dec — 30 Dec1
1 adult
1 adult, Economy, 0 bags

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 23 November 2025.

Fri 12/127:55 a.m.SEA - YYZ
Nonstop4h 40mAlaska Airlines
Sun 14/124:45 p.m.YYZ - SEA
Nonstop5h 33mAlaska Airlines
Deal found 21/11C$ 358
Fri 12/123:10 p.m.SEA - YYZ
2 stops12h 48mWestJet
Sun 14/128:45 p.m.YYZ - SEA
1 stop16h 37mWestJet
Deal found 21/11C$ 367
Sun 7/123:10 p.m.SEA - YYZ
2 stops11h 48mMultiple Airlines
Mon 15/124:45 p.m.YYZ - SEA
Nonstop5h 33mMultiple Airlines
Deal found 22/11C$ 376
Wed 10/123:10 p.m.SEA - YYZ
2 stops11h 48mMultiple Airlines
Sun 14/124:45 p.m.YYZ - SEA
Nonstop5h 33mMultiple Airlines
Deal found 22/11C$ 379
Mon 8/1211:55 a.m.SEA - YYZ
2 stops15h 03mMultiple Airlines
Thu 11/124:45 p.m.YYZ - SEA
Nonstop5h 33mMultiple Airlines
Deal found 21/11C$ 391
Thu 11/123:10 p.m.SEA - YYZ
1 stop13h 00mMultiple Airlines
Sun 14/124:45 p.m.YYZ - SEA
Nonstop5h 33mMultiple Airlines
Deal found 22/11C$ 395
Fri 12/127:55 a.m.SEA - YYZ
Nonstop4h 40mMultiple Airlines
Sun 14/128:45 p.m.YYZ - SEA
1 stop16h 37mMultiple Airlines
Deal found 22/11C$ 402
Fri 12/121:40 p.m.SEA - YYZ
1 stop17h 18mUnited Airlines
Wed 17/126:30 a.m.YYZ - SEA
1 stop14h 58mUnited Airlines
Deal found 21/11C$ 405
Wed 10/123:10 p.m.SEA - YYZ
2 stops11h 48mWestJet
Sun 14/128:45 p.m.YYZ - SEA
1 stop16h 37mWestJet
Deal found 22/11C$ 406
Thu 11/1211:20 p.m.PDX - YYZ
1 stop6h 33mDelta
Sun 14/126:05 p.m.YYZ - PDX
1 stop7h 05mDelta
Deal found 21/11C$ 479
Thu 11/1210:10 a.m.PDX - YYZ
1 stop18h 20mUnited Airlines
Mon 15/124:10 p.m.YYZ - PDX
2 stops21h 53mUnited Airlines
Deal found 22/11C$ 488
Wed 31/123:15 p.m.PDX - YYZ
1 stop14h 44mAir Canada
Wed 7/110:00 a.m.YYZ - PDX
2 stops11h 30mAir Canada
Deal found 22/11C$ 498

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 23 November 2025.

Round-trip from

C$ 355

One-way from

C$ 125

Popular in

June

Cheapest in

January

Average price

C$ 415

Good round-trip deal

C$ 414 or less

Good one-way deal

C$ 187 or less
Air Canada
  • Air Canada
  • 5/1-12/1
  • Nonstop
  • 10h 09m total
  • Washington to Toronto
Search Deals
WestJet
  • WestJet
  • 10/1
  • 2 total stops
  • 11h 38m total
  • Washington to Toronto
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 143 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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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).
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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 23 November 2025.
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

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Mon 27/4

2:05 p.m.-12:40 a.m.

1 stop7h 35m

Hamilton

Mon 4/5

6:00 a.m.-8:28 p.m.

1 stop17h 28m

C$ 341

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Thu 14/5

2:05 p.m.-12:40 a.m.

1 stop7h 35m

Hamilton

Mon 18/5

6:00 a.m.-8:28 p.m.

1 stop17h 28m

C$ 378

SeattleHamilton

SEA - YHM

SEAYHM

Seattle/Tacoma Intl

Thu 19/3

3:10 p.m.-1:21 p.m.

1 stop19h 11m

Hamilton

Sun 29/3

6:10 p.m.-2:19 p.m.

1 stop23h 09m

C$ 382

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Thu 15/1

7:55 a.m.-3:35 p.m.

Nonstop4h 40m

Toronto Pearson Intl

Sun 15/2

4:45 p.m.-7:18 p.m.

Nonstop5h 33m

C$ 384

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Mon 12/1

3:10 p.m.-5:58 a.m.

2 stops11h 48m

Toronto Pearson Intl

Sat 17/1

8:00 a.m.-2:38 p.m.

2 stops9h 38m

C$ 386

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Thu 23/4

3:10 p.m.-5:58 a.m.

2 stops11h 48m

Toronto Pearson Intl

Sun 3/5

12:00 p.m.-8:28 p.m.

2 stops11h 28m

C$ 386

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Thu 23/4

3:10 p.m.-5:58 a.m.

2 stops11h 48m

Toronto Pearson Intl

Wed 29/4

1:30 p.m.-8:28 p.m.

1 stop9h 58m

C$ 395

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Wed 14/1

2:10 p.m.-11:59 p.m.

1 stop6h 49m

Toronto Pearson Intl

Mon 19/1

5:30 p.m.-10:43 p.m.

1 stop8h 13m

C$ 405

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Thu 29/1

7:00 a.m.-9:21 p.m.

1 stop11h 21m

Toronto Pearson Intl

Sat 31/1

9:00 a.m.-6:14 p.m.

1 stop12h 14m

C$ 405

SeattleToronto

SEA - YYZ

SEAYYZ

Seattle/Tacoma Intl

Thu 15/1

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

1 stop7h 02m

Toronto Pearson Intl

Wed 21/1

11:00 a.m.-4:01 p.m.

1 stop8h 01m

C$ 405

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/11

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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, March is the cheapest month in which you can book a flight from State of Washington to Toronto (average of C$ 171). Flying from State of Washington to Toronto in May is currently the most expensive (average of C$ 382). 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 23 November 2025.

It’s typically best to fly out from State of Washington to Toronto in the afternoon. Doing so could potentially save you 36% on the flight price compared to flying in the morning, which is usually more expensive.

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 23 November 2025.

The most flights from USWA to YTO are scheduled on a Friday (6 on average). You will have fewer flight options on Thursday, 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?

    WestJet, Alaska Airlines, and United Airlines can get you from State of Washington to Toronto in just under 4h 40m. Your travel time can differ by up to 2h 55m. There are 3306 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$ 130 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on WestJet and Air Canada, with prices starting from C$ 133 and C$ 157, 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 Seattle/Tacoma Intl - Toronto Island or Portland - Toronto Pearson Intl.

  • 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 (97%), Alaska Airlines (96%), Air Tahiti Nui (95%).

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

    The cheapest flight price from State of Washington to Toronto is C$ 156. On average you can expect to pay C$ 680. The most popular route, (Seattle/Tacoma Intl - Toronto Pearson Intl), can usually be booked for C$ 300.

  • 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, March is the cheapest month in which you can book a flight from State of Washington to Toronto (average of C$ 171). Flying from State of Washington to Toronto in May is currently the most expensive (average of C$ 382). 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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O'Hare Intl to Pierre Elliott Trudeau Intl flights
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George Bush Intcntl to Pearson Intl flights
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Sky Harbor Intl to Pearson Intl flights
Orlando to Pearson Intl flights
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San Diego to Pearson Intl flights
Miami to Pierre Elliott Trudeau Intl flights
San Francisco to Pierre Elliott Trudeau Intl flights
Midway to Toronto Island flights
Orlando to Pierre Elliott Trudeau Intl flights
Raleigh to Pearson Intl flights
Nashville to Pearson Intl flights
Hobby to Pierre Elliott Trudeau Intl flights
Midway to Pierre Elliott Trudeau Intl flights
Atlanta to Pierre Elliott Trudeau Intl flights
Detroit to Pearson Intl flights
Baltimore to Pierre Elliott Trudeau Intl flights
Austin to Pearson 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 23 November 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 291AverageC$ 398FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 330AverageC$ 574FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Alaska AirlinesCheapestC$ 376AverageC$ 748FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
United AirlinesCheapestC$ 489AverageC$ 550FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Washington to Toronto?

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Why should you use Cheapflights to find cheap flight tickets from Washington to Toronto?

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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