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Cheap flights from Washington, D.C. to Toronto from C$ 99

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 14/1. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — YTO
28 Nov — 5 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Washington, D.C. to Toronto are usually found in June or September, booked 77 days in advance, depart on a Monday or Wednesday and return on a Friday

Cheap flight deals from Washington, D.C. to Toronto

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Toronto (YTO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 29 October 2025.

Round-trip from

C$ 263

One-way from

C$ 99

Popular in

October

Cheapest in

June

Average price

C$ 446

Good round-trip deal

C$ 178 or less

Good one-way deal

C$ 152 or less
22/1-25/1
  • 22/1-25/1
  • 4 total stops
  • 39h 52m total
  • Washington, D.C. to Toronto
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14/1
  • 14/1
  • 1 total stop
  • 16h 43m total
  • Washington, D.C. to Toronto
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Highest demand for flights based on searches. 4% potential increase in price (C$ 23 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease (C$ 7 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Washington, D.C. (WAS) to Toronto (YTO).
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Price to beat on a one-way flight from Washington, D.C. (WAS) to Toronto (YTO).
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Find flight deals from Washington, D.C. to Toronto

Enter your travel dates to find the best prices.

Cheapest flights from Washington, D.C. to Toronto
Explore the most affordable flight options available from Washington, D.C. to Toronto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 October 2025.

Thu 4/1211:40 a.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Sun 7/128:55 a.m.YTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 28/10C$ 292
Thu 20/1111:40 a.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Sun 23/118:55 a.m.YTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 27/10C$ 293
Wed 19/116:30 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Sat 22/1111:00 a.m.YTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 29/10C$ 295
Tue 2/126:30 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Fri 12/123:45 p.m.YTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 27/10C$ 296
Wed 19/116:30 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Fri 28/113:45 p.m.YTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 27/10C$ 298
Mon 17/116:30 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Fri 21/118:55 a.m.YTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 27/10C$ 299
Thu 27/1111:40 a.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Mon 8/128:55 a.m.YTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 27/10C$ 300
Tue 2/126:30 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Thu 4/123:45 p.m.YTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 27/10C$ 305
Thu 20/119:45 a.m.IAD - YTZ
1 stop5h 10mAir Canada
Sun 23/113:30 p.m.YTZ - IAD
1 stop5h 24mAir Canada
Deal found 28/10C$ 306
Wed 26/116:00 a.m.DCA - YTZ
1 stop5h 55mAir Canada
Fri 28/118:30 a.m.YTZ - DCA
1 stop7h 01mAir Canada
Deal found 28/10C$ 306
Thu 20/1112:55 p.m.DCA - YTZ
1 stop5h 18mAir Canada
Sun 23/115:30 p.m.YTZ - DCA
1 stop4h 26mAir Canada
Deal found 27/10C$ 307
Wed 26/116:00 a.m.DCA - YYZ
1 stop5h 40mAir Canada
Fri 28/115:00 p.m.YYZ - DCA
1 stop4h 56mAir Canada
Deal found 28/10C$ 313

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 29 October 2025.
Use the filters below to find and compare flights from Washington, D.C. to Toronto that are best for you.

Fly from

Washington, D.C.

Fly to

Toronto

Route

Depart

Return

Price

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Fri 21/11

6:30 p.m.-8:00 p.m.

Nonstop1h 30m

Toronto Island

Fri 28/11

3:45 p.m.-5:14 p.m.

Nonstop1h 29m

C$ 293

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Wed 3/12

6:30 p.m.-8:00 p.m.

Nonstop1h 30m

Toronto Island

Fri 5/12

3:45 p.m.-5:14 p.m.

Nonstop1h 29m

C$ 298

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 22/1

11:40 a.m.-1:10 p.m.

Nonstop1h 30m

Toronto Island

Sun 25/1

8:55 a.m.-10:24 a.m.

Nonstop1h 29m

C$ 299

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 20/11

11:40 a.m.-1:10 p.m.

Nonstop1h 30m

Toronto Island

Sun 23/11

8:55 a.m.-10:24 a.m.

Nonstop1h 29m

C$ 303

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 27/11

11:40 a.m.-1:10 p.m.

Nonstop1h 30m

Toronto Island

Wed 3/12

8:55 a.m.-10:24 a.m.

Nonstop1h 29m

C$ 305

Washington, D.C.Toronto

DCA - YTZ

DCAYTZ

Washington, D.C. Reagan-National

Wed 26/11

6:00 a.m.-11:55 a.m.

1 stop5h 55m

Toronto Island

Fri 28/11

8:30 a.m.-3:31 p.m.

1 stop7h 01m

C$ 306

Washington, D.C.Toronto

DCA - YTZ

DCAYTZ

Washington, D.C. Reagan-National

Thu 20/11

12:55 p.m.-6:13 p.m.

1 stop5h 18m

Toronto Island

Sun 23/11

8:30 a.m.-3:31 p.m.

1 stop7h 01m

C$ 307

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Fri 5/12

6:30 p.m.-8:00 p.m.

Nonstop1h 30m

Toronto Island

Tue 9/12

3:45 p.m.-5:14 p.m.

Nonstop1h 29m

C$ 314

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Sat 6/12

1:45 p.m.-3:15 p.m.

Nonstop1h 30m

Toronto Island

Tue 9/12

3:45 p.m.-5:14 p.m.

Nonstop1h 29m

C$ 314

Washington, D.C.Toronto

DCA - YTZ

DCAYTZ

Washington, D.C. Reagan-National

Sat 29/11

6:00 a.m.-11:55 a.m.

1 stop5h 55m

Toronto Island

Sat 6/12

5:30 p.m.-9:56 p.m.

1 stop4h 26m

C$ 324

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/10

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Best time to book a flight from Washington, D.C. to Toronto

Have a flexible travel schedule? Discover the best time to fly to Toronto from Washington, D.C. 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, D.C. to Toronto

How far ahead should I book a flight from Washington, D.C. to Toronto?

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Toronto. Price data was last updated on 24 October 2025.

Booking 77 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. to Toronto. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Washington, D.C. to Toronto?

Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to Toronto (average of C$ 127). Flying from Washington, D.C. to Toronto in August is currently the most expensive (average of C$ 239). 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 WAS to YTO?

Find hourly flight availability from Washington, D.C. 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 29 October 2025.

One of the essential ways to save on airfare from Washington, D.C. to Toronto is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 26% on airfare.

What is the cheapest day to fly from Washington, D.C. to Toronto?

Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to Toronto. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Washington, D.C. to Toronto flight should consider departing on Sunday evenings when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Washington, D.C. to Toronto?

What’s the top layover airport for flights from Washington, D.C. to Toronto?

Share of one-stop round-trip flights from Washington, D.C. to Toronto chosen by Cheapflights users in the past 12 months, using the same layover each way.

Montreal (YUL) – chosen by Cheapflights users on 50% of one-stop itineraries from Washington, D.C. to Toronto on Cheapflights.

What’s the cheapest layover airport for flights from Washington, D.C. to Toronto?

Average round-trip fare for 1-stop flights from Washington, D.C. to Toronto, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Montreal (YUL) is the most affordable 1-stop option, with an average round-trip price of C$ 903.

What’s the fastest layover option from Washington, D.C. to Toronto?

Shortest average travel time for 1-stop one-way flights from Washington, D.C. to Toronto, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Toronto (YYZ) have the shortest average one-way travel time for 1-stop routes: 4h 26m.

Which airport typically offers the quickest layover for flights from Washington, D.C. to Toronto?

Average layover duration for 1-stop one-way flights from Washington, D.C. to Toronto, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Montreal (YUL) offer the fastest connection on this route, with an average layover time of 1h 32m.

Reviews of airlines servicing Toronto

Get insights into the airlines that provide service to Toronto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Toronto. Reviews last updated 29 October 2025.
Read through reviews of airlines operating flights from Washington, D.C. to Toronto, such as Porter Airlines and Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
384 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Food

7.6

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
8.0
Very good
384 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Food

7.6

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,371 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Food

7.6

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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 Washington, D.C. to Toronto?

    For as low as C$ 293, Porter Airlines can have you in Toronto from Washington, D.C. in 1h 30m. There are 546 km between Washington, D.C. and Toronto. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Washington, D.C. to Toronto round-trip?

    Flying on Air Canada is currently your cheapest option to Toronto, with prices starting at C$ 179. Additional round-trip tickets that might be worth considering are offered by United Airlines and Porter Airlines, with the lowest prices starting at C$ 184 and C$ 246, respectively. Air Canada is currently priced 55% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Washington, D.C. to Toronto one-way?

    For one-way options, check prices for Porter Airlines. According to our data, you can fly for as low as C$ 144. Users have also found prices from C$ 150 and C$ 150 on American Airlines and United Airlines, respectively.

  • What are the most popular routes from Washington, D.C. to Toronto?

    The most popular route from Washington, D.C. to Toronto is Washington, D.C. Reagan-National - Toronto Pearson Intl. You may also consider Washington, D.C. Dulles Intl - Toronto Pearson Intl or Washington, D.C. Dulles Intl - Toronto Island.

  • What are the most reliable airlines from Washington, D.C. to Toronto?

    Consider Republic Airways (93%), United Airlines (93%) or Air Canada (92%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. to Toronto.

  • What are the cheapest flights from Washington, D.C. to Toronto?

    On average you can expect to pay C$ 307 for a flight from Washington, D.C. to Toronto. The cheapest flight overall is C$ 151 while the most popular route, (Washington, D.C. Reagan-National - Toronto Pearson Intl) is currently priced at C$ 344.

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

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

  • How can I find direct flights from Washington, D.C. to Toronto?

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

  • Can I find deals for business class flights from Washington, D.C. to Toronto?

    Yes. Cheapflights offers flight deals from Washington, D.C. 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 Washington, D.C. to Toronto?

    Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to Toronto (average of C$ 127). Flying from Washington, D.C. to Toronto in August is currently the most expensive (average of C$ 239). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Washington, D.C. to Toronto

Discover the top 4 airlines that operate flights from Washington, D.C. 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 29 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 179AverageC$ 467FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 184AverageC$ 491FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Porter AirlinesCheapestC$ 246AverageC$ 453FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
WestJetCheapestC$ 463AverageC$ 641FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Washington, D.C. to Toronto?

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Why should you use Cheapflights to find cheap flight tickets from Washington, D.C. to Toronto?

Cheapflights simply makes it quick and affordable to book flights from Washington, D.C. to Toronto by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Washington, D.C. to Toronto with no change fees?

Need flexible booking options for your flight to Toronto from Washington, D.C.? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Washington, D.C. to Toronto become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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