Toronto

$97+ Cheap flights from Washington, D.C. (WAS) 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 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — YTO
Apr 14 — Apr 211
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Find cheap flights from Washington, D.C. to Toronto with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Washington, D.C. to Toronto are usually found in June or April, booked 68 days in advance, depart on a Friday or Thursday and return on a Friday

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

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 March 15, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Fri 4/246:00 pm
IAD
-
YTZ
Nonstop1h 30m
Porter Airlines
Fri 5/19:15 am
YTZ
-
IAD
Nonstop1h 31m
Porter Airlines
Deal found 3/10$247
This Trip.com deal was found by Cheapflights users on 3/10. 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.
Thu 4/911:40 am
IAD
-
YTZ
Nonstop1h 30m
Porter Airlines
Wed 4/159:25 am
YTZ
-
IAD
Nonstop1h 29m
Porter Airlines
Deal found 3/10$249
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Fri 4/311:40 am
IAD
-
YTZ
Nonstop1h 30m
Porter Airlines
Tue 4/79:25 am
YTZ
-
IAD
Nonstop1h 29m
Porter Airlines
Deal found 3/10$251
This Kiwi.com deal was found by Cheapflights users on 3/11. 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.
Thu 4/911:40 am
IAD
-
YTZ
Nonstop1h 30m
Porter Airlines
Mon 4/139:25 am
YTZ
-
IAD
Nonstop1h 29m
Porter Airlines
Deal found 3/11$252
This FlightHub deal was found by Cheapflights users on 3/10. 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.
Fri 5/84:05 pm
IAD
-
YTZ
Nonstop1h 30m
Porter Airlines
Sun 5/101:50 pm
YTZ
-
IAD
Nonstop1h 31m
Porter Airlines
Deal found 3/10$253
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Thu 4/1611:40 am
IAD
-
YTZ
Nonstop1h 30m
Porter Airlines
Sun 4/193:45 pm
YTZ
-
IAD
Nonstop1h 29m
Porter Airlines
Deal found 3/10$254
This Trip.com deal was found by Cheapflights users on 3/11. 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 4/246:00 pm
IAD
-
YTZ
Nonstop1h 30m
Porter Airlines
Sun 4/263:45 pm
YTZ
-
IAD
Nonstop1h 29m
Porter Airlines
Deal found 3/11$255
This Trip.com deal was found by Cheapflights users on 3/11. 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.
Sat 4/111:45 pm
IAD
-
YTZ
Nonstop1h 30m
Porter Airlines
Tue 4/149:25 am
YTZ
-
IAD
Nonstop1h 29m
Porter Airlines
Deal found 3/11$256
This Kiwi.com deal was found by Cheapflights users on 3/11. 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.
Fri 4/311:40 am
IAD
-
YTZ
Nonstop1h 30m
Porter Airlines
Fri 4/103:45 pm
YTZ
-
IAD
Nonstop1h 29m
Porter Airlines
Deal found 3/11$257
This Kiwi.com deal was found by Cheapflights users on 3/11. 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.
Mon 5/2511:30 am
IAD
-
YTZ
Nonstop1h 30m
Porter Airlines
Sat 6/69:15 am
YTZ
-
IAD
Nonstop1h 31m
Porter Airlines
Deal found 3/11$258
This Kiwi.com deal was found by Cheapflights users on 3/11. 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.
Mon 5/2511:30 am
IAD
-
YTZ
Nonstop1h 30m
Porter Airlines
Mon 6/89:15 am
YTZ
-
IAD
Nonstop1h 31m
Porter Airlines
Deal found 3/11$259
This Kiwi.com deal was found by Cheapflights users on 3/12. 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.
Fri 4/106:00 pm
IAD
-
YTZ
Nonstop1h 30m
Porter Airlines
Thu 4/169:25 am
YTZ
-
IAD
Nonstop1h 29m
Porter Airlines
Deal found 3/12$260

Find 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 March 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$249
(Trip.com)

One-way from

$97
(Kiwi.com)

Popular in

March

Cheapest in

June

Average price

$324

Good round-trip deal

$228 or less

Good one-way deal

$112 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Toronto (YTO) flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Toronto (YTO) flights.
From Washington, D.C. (WAS) to Toronto (YTO)
One-way flight from Washington, D.C. (WAS) to Toronto (YTO)
Highest demand for flights based on searches. 4% potential increase in price ($12 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Average for round-trip flights in March 2026
Price to beat on a round-trip flight from Washington, D.C. (WAS) to Toronto (YTO).
Price to beat on a one-way flight from Washington, D.C. (WAS) to Toronto (YTO).

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 2,558,603 searches. Data last updated March 15, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Toronto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 4/9

11:40 am-1:10 pm

Nonstop1h 30m

Toronto Island

Thu 4/16

9:25 am-10:54 am

Nonstop1h 29m

$275

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 4/30

11:40 am-1:10 pm

Nonstop1h 30m

Toronto Island

Mon 5/4

9:15 am-10:46 am

Nonstop1h 31m

$279

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Mon 5/11

5:17 pm-7:02 pm

Nonstop1h 45m

Toronto Pearson Intl

Thu 5/14

9:35 am-11:14 am

Nonstop1h 39m

$322

Washington, D.C.Toronto

DCA - YTZ

DCAYTZ

Washington, D.C. Reagan-National

Tue 4/28

11:00 am-3:52 pm

1 stop4h 52m

Toronto Island

Tue 5/5

7:50 am-12:01 pm

1 stop4h 11m

$322

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Tue 4/14

5:17 pm-7:02 pm

Nonstop1h 45m

Toronto Pearson Intl

Mon 4/20

9:35 am-11:14 am

Nonstop1h 39m

$322

Washington, D.C.Toronto

DCA - YTZ

DCAYTZ

Washington, D.C. Reagan-National

Wed 4/29

12:55 pm-6:22 pm

1 stop5h 27m

Toronto Island

Sun 5/3

7:50 am-12:01 pm

1 stop4h 11m

$323

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Mon 5/4

11:30 am-1:00 pm

Nonstop1h 30m

Toronto Island

Thu 5/7

1:50 pm-3:21 pm

Nonstop1h 31m

$323

Washington, D.C.Toronto

DCA - YTZ

DCAYTZ

Washington, D.C. Reagan-National

Thu 4/9

12:55 pm-6:22 pm

1 stop5h 27m

Toronto Island

Thu 4/16

7:55 am-12:01 pm

1 stop4h 06m

$323

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 4/23

11:40 am-1:10 pm

Nonstop1h 30m

Toronto Island

Mon 4/27

9:25 am-10:54 am

Nonstop1h 29m

$323

Washington, D.C.Toronto

DCA - YTZ

DCAYTZ

Washington, D.C. Reagan-National

Fri 5/8

12:45 pm-6:22 pm

1 stop5h 37m

Toronto Island

Sun 5/10

7:50 am-12:01 pm

1 stop4h 11m

$323

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/10

Showing 1-10 of 60 resultsSorted by cheapest first
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Compare providers for flights from Washington, D.C. to Toronto

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Toronto in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Thrive TravelPrice Accuracy3 starsTrust Score*2 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C.-Toronto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-Toronto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Toronto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Toronto flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Toronto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 March 13, 2026.

The price you pay for your flight from Washington, D.C. to Toronto may vary depending on when you book. For the best chance of a lower fare, look to book 68 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. to Toronto (average of $105). Flying from Washington, D.C. to Toronto in March is currently the most expensive (average of $211). 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 March 15, 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 44% on flights from Washington, D.C. to Toronto by exploring options for tickets at noon.

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 November 25, 2025.

Travelers seeking maximum savings on their Washington, D.C. to Toronto flight should consider departing on Sunday mornings 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.

Weekly flight availability from Washington, D.C. to Toronto

Explore weekly flight availability from Washington, D.C. 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 March 15, 2026.

The most flights from WAS to YTO are scheduled on a Friday (31 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (26 on average).

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 1-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.

Ottawa (YOW) – chosen by Cheapflights users on 60% of 1-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.

Ottawa (YOW) is the most affordable 1-stop option, with an average round-trip price of $233.

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 Montreal (YUL) have the shortest average one-way travel time for 1-stop routes: 5h 00m.

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 31m.

How often are flights from Washington, D.C. to Toronto delayed?

About 14% of weekly flights between Washington, D.C. and Toronto have experienced delays in the past year, with the average delay time being 126 minutes.

What is the most punctual flight time for Washington, D.C. to Toronto flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Washington, D.C. to Toronto flights?

Over the last year, United Airlines have had the lowest number of delays on this route, with just 13% of flights being delayed.

The best insider tips for Washington, D.C. to Toronto flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. to Toronto trip
Our travel experts
Daniel Scheffler

Daniel Scheffler

Expert on Porter Airlines

Daniel Scheffler is a travel writer, podcaster, and producer. Born in Africa, bred in Europe and now living in America he has traveled to 140 countries (and all 50 U.S. states). Plus he has stayed at over 2500 hotels across the globe. His original shows Everywhere and Without Maps (available on Spotify) showcase his beliefs, travel is about humanity and sharing that beauty. And thus it reminds you that you shouldn’t believe everything you think.

Jessica Macdonald

Jessica Macdonald

Expert on Air Canada

Currently based in Scotland after living in South Africa and the United States, Jessica has been writing travel and aviation content for more than 10 years. She regularly contributes to Travel + Leisure and TripSavvy, and has had work published by Condé Nast Traveller and The Independent. She has traveled to more than 50 countries across six continents.

Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

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 March 15, 2026.
Read reviews from past customers who have flown Porter Airlines,Air Transat, andUnited Airlines from Washington, D.C. to Toronto. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

Comfort

8.0

Overall

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.0

Food

7.6

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

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?

    Porter Airlines, United Airlines, and Air Canada can get you from Washington, D.C. to Toronto in just under 1h 30m. Your travel time can differ by up to 3h 22m. There are 339 mi between Washington, D.C. and Toronto. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Currently priced at $54, Porter Airlines will fly you from Washington, D.C. to Toronto and back. In addition to Porter Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Delta - these airlines can fly you to your destination from $108 and $138, respectively. You may be able to fly from Washington, D.C. to Toronto for 80% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $80 on Porter Airlines. Other airlines that offer cheap prices include Air Canada from $88 and American Airlines from $106 one-way.

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

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

    Consider ANA (79%), Copa Airlines (75%) or Republic Airways (75%) 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?

    Looking at all options, your cheapest flight can be booked for $118. While the most popular route (Washington, D.C. Reagan-National - Toronto Pearson Intl) can be booked for $310 on average, our data indicates $1,327 when flying from Washington, D.C. to Toronto.

  • 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, September is the cheapest month in which you can book a flight from Washington, D.C. to Toronto (average of $105). Flying from Washington, D.C. to Toronto in March is currently the most expensive (average of $211). 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 7 airlines flying from Washington, D.C. to Toronto

Discover the top 7 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 2,558,603 searches. Data last updated March 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$54Average$339FlexibilityNo cancel feeOn-time52%
United AirlinesCheapest$108Average$318FlexibilityNo cancel feeOn-time69%
DeltaCheapest$138Average$304FlexibilityNo cancel feeOn-timeN/A
Air TransatCheapest$176Average$245FlexibilityNo cancel feeOn-time50%
Air CanadaCheapest$184Average$322FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$263Average$369FlexibilityNo cancel feeOn-time71%
WestJetCheapest$349Average$532FlexibilityNo cancel feeOn-time60%

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