IAD - YTO

$105 Find Cheap Flights from Washington, D.C. to Toronto - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Washington, D.C. to Toronto departing on 8/11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
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Everything you should know

Cheapest round-trip
$220
Typical prices: $220-$363
Air Canada
Wed 9/2Sun 9/6
IAD - YTZ • 1 stop
Cheapest non-stop
$220
Typical prices: $220-$328
Porter Airlines, Air Transat
Sun 9/20Thu 9/24
IAD - YTZ • Non-stop
Advice from real travelers
AI-powered summary based on content written by travel experts and KAYAK users. AI can make mistakes.
Porter PorterReserve adds priority boarding; United Economy Plus gives more legroom.
Air Canada Preferred Economy adds legroom, and Wi-Fi messaging is free for members.
Expert advice
Expert advice
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Expert advice
Expert advice
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Nonstop flights
You can fly direct with Air Canada, Porter Airlines and United Airlines. Average duration is 1h 35m
Direct flights
Direct flights
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Direct flights
Direct flights
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Top routes
Cheapest • 26% average savings
Most popular
Insights
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Avoid delays
Most punctual • 87% on-time
Best time • Fewest delays
Insights
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Insights
Insights
Top layover airports
Cheapest • Avg $335 (round-trip)
Shortest trip • 5h 02m (one-way)
Insights
Insights
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Insights
When to book
in advance
Our data shows that travelers who book at least 4 weeks in advance save around 54% compared to booking last minute.
Insights
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Insights
When to travel
Cheapest • 11% price drop
Most popular
Good to know
Good to know
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We hope you love your trip to Toronto!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Washington, D.C. to Toronto (IAD-YTO)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Washington, D.C. to Toronto that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Washington, D.C. to Toronto

Wed, Sep 2 - Sun, Sep 6
Air Canada Logo
9:45 am - 2:21 pm
IAD
-
YTZ
4h 36m
1 stop
Air Canada Logo
3:45 pm - 5:08 pm
YTZ
-
IAD
1h 23mnonstop
$220Air Canada
Sun, Sep 20 - Thu, Sep 24
Multiple Airlines Logo
11:25 am - 12:55 pm
IAD
-
YTZ
1h 30mnonstop
Multiple Airlines Logo
1:40 pm - 3:10 pm
YTZ
-
IAD
1h 30mnonstop
$220Multiple Airlines
Thu, Aug 27 - Thu, Sep 3
Multiple Airlines Logo
11:25 am - 12:55 pm
IAD
-
YTZ
1h 30mnonstop
Multiple Airlines Logo
9:15 am - 10:45 am
YTZ
-
IAD
1h 30mnonstop
$220Multiple Airlines
Mon, Aug 24 - Fri, Aug 28
Porter Airlines Logo
11:25 am - 12:55 pm
IAD
-
YTZ
1h 30mnonstop
Porter Airlines Logo
9:15 am - 10:45 am
YTZ
-
IAD
1h 30mnonstop
$221Porter Airlines
Thu, Aug 27 - Mon, Aug 31
Porter Airlines Logo
3:50 pm - 5:20 pm
IAD
-
YTZ
1h 30mnonstop
Porter Airlines Logo
9:15 am - 10:45 am
YTZ
-
IAD
1h 30mnonstop
$221Porter Airlines
Tue, Sep 8 - Tue, Sep 15
Air Canada Logo
9:45 am - 2:20 pm
IAD
-
YTZ
4h 35m
1 stop
Air Canada Logo
12:30 pm - 7:00 pm
YTZ
-
IAD
6h 30m
1 stop
$222Air Canada
Mon, Aug 31 - Thu, Sep 3
United Airlines Logo
12:43 pm - 2:19 pm
IAD
-
YYZ
1h 36mnonstop
United Airlines Logo
12:45 pm - 2:22 pm
YYZ
-
IAD
1h 37mnonstop
$245United Airlines
Sun, Aug 16 - Wed, Aug 19
United Airlines Logo
10:19 pm - 11:54 pm
IAD
-
YYZ
1h 35mnonstop
United Airlines Logo
9:44 am - 11:21 am
YYZ
-
IAD
1h 37mnonstop
$245United Airlines
Sat, Aug 15 - Tue, Aug 18
Delta Logo
5:16 pm - 10:59 pm
IAD
-
YYZ
5h 43m
1 stop
Delta Logo
4:10 pm - 11:26 pm
YYZ
-
IAD
7h 16m
1 stop
$270Delta
Thu, Aug 13 - Tue, Aug 18
Delta Logo
6:10 am - 1:34 pm
IAD
-
YYZ
7h 24m
1 stop
Delta Logo
4:10 pm - 11:26 pm
YYZ
-
IAD
7h 16m
1 stop
$270Delta
Booking Insights

KAYAK's insights & trends for Washington, D.C. to Toronto flights

Get data-powered insights and trends into flights from Washington, D.C. to Toronto to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Washington, D.C. Dulles Intl Airport to Toronto?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Washington, D.C. Dulles Intl Airport to Toronto departing in August.

Flight prices are below average for this route right now.

Flights to Toronto from Washington, D.C. Dulles Intl Airport usually cost between $268 and $397 in August.
The lowest price found in the past 5 days was $220 on Multiple Airlines (Aug 27-Sep 3).

What is the cheapest Washington, D.C. Dulles Intl Airport to Toronto flight route?

Data is based on round-trip flight searches on KAYAK over the past month.

The cheapest return flight from Washington, D.C. Dulles Intl Airport to Toronto costs $135 on the route between Washington, D.C. Dulles Intl Airport (IAD) and Toronto Island Airport (YTZ). Over the past month, this route was, on average, 26% cheaper than other Washington, D.C. Dulles Intl Airport-Toronto routes. The most popular route is between Washington, D.C. Dulles Intl Airport (IAD) and Toronto Pearson Intl Airport (YYZ).

What’s the cheapest day of the week to fly from Washington, D.C. to Toronto?

The average price of all round-trip flights from Washington, D.C. Dulles Intl Airport to Toronto clicked on KAYAK for each day over the last 12 months.

For Washington, D.C. to Toronto, Thursday is the cheapest day to fly on average and Sunday is the most expensive. Flying from Toronto back to Washington, D.C., the best deals are generally found on Friday, with Sunday being the most expensive.

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Toronto?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Washington, D.C. Dulles Intl Airport to Toronto, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Washington, D.C. Dulles Intl Airport to Toronto is September, where tickets cost $296 (return) on average. On the other hand, the most expensive months are February and October, where the average cost of round-trip tickets is $390 and $372 respectively.

Can I save money by flying with a layover from Washington, D.C. Dulles Intl Airport to Toronto?

The average round-trip price for all non-stop flights, flights with one layover, and flights with two layovers for the route found by users searching on KAYAK in the last 2 weeks.

Yes, flying with a layover may cost you more time, but you can also save money on the route, with a 1 stop layover the cheapest option at $327 on average.

How far in advance should I book a flight from Washington, D.C. Dulles Intl Airport to Toronto?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Washington, D.C. Dulles Intl Airport to Toronto, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Washington, D.C. Dulles Intl Airport to Toronto, you should book around 4 weeks before departure, which saves you about 54% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 19 weeks before departure.

Expert advice

Expert advice for your flight from Washington, D.C. to Toronto

 
AI-powered summary based on content written by travel experts. AI can make mistakes.
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
John Walton

John Walton

Expert on Porter Airlines

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Stefanie Waldek

Stefanie Waldek

Expert on Air Canada, United Airlines, YYZ and IAD

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

James March

James March

Expert on YTZ

For UK-based James March, nothing beats the thrill and chaos of arriving in a new city for the first time, and he tries to put that feeling into his writing and inspire others to travel too. From Birmingham to Blackpool and Leicester to Liverpool, James has reviewed hotels, written narratives and created guides for those who love to travel.

Good to know

Low season

November

Cheapest flight

$105
Best time to beat the crowds with an average 10% drop in price.
Most popular time to fly with an average 3% increase in price.
Flight from Washington, D.C. to Toronto Island

When to book flights from Washington, D.C. to Toronto

Are your dates flexible? Find out the best times to travel from Washington, D.C. to Toronto based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Flights from Washington, D.C. to Toronto: the best tips from KAYAK users' own experiences

Insights shared by verified travelers who flew the route from Washington, D.C. to Toronto 
SamFlew with Air Canada
IAD
-
YYZ
Jan 2025
Do not rush to know the gate. almost anytime I have a trip to Toronto the gate changes and I walk a long distance to the new gate. for me this time around 30 minutes.
Verified travelerFlew with Air Canada
IAD
-
YYZ
Apr 2024
Grab the first class seat, it is worth the extra money for the comfort and nice meal for such a quick flight.

FAQs for booking Washington, D.C. to Toronto flights

  • Which cheap Washington Dulles International Airport (IAD)-to-Toronto flights allow a carry-on?

    An economy ticket aboard Allegiant Air with a self-transfer to WestJet in Nashville (BNA) is one of the cheapest tickets that allow one carry-on from IAD to YYZ. This carry-on must adhere to the restrictions of both airlines, meaning that it cannot exceed 40 lb and 15 x 22 x 9 inches.

  • Can I find an economy ticket from Washington Dulles International Airport (IAD) to Toronto with extra legroom?

    Yes. For example, United Airlines offers three different classes of economy tickets from IAD to Toronto, Basic Economy, Economy, and Economy Plus. With an Economy Plus ticket, your seat will be near the front section of Economy and have extra legroom. You will also board the airplane sooner and be allowed a carry-on.

  • Can I rent a car if I land at either Toronto Airport?

    Yes, both YYZ and YTZ have car rental agencies on site. If you will be driving with children, make sure you reserve an add-on child safety seat at the time that you make your reservation. According to Ontario law, children younger than 8, lighter than 80 lb, or shorter than 4 feet, 9 inches must be secured in a child's safety seat.

  • Do I need a visa to fly from Washington Dulles International Airport (IAD) to Toronto?

    If you are a US citizen traveling to Canada as a tourist and intend to leave within 180 days, you do not need a visa. However, if you are traveling for any other reasons, you will need to obtain a visa.

  • What is the cheapest flight from Washington, D.C. Dulles Intl Airport to Toronto?

    In the last 5 days, the lowest price for a flight from Washington, D.C. Dulles Intl Airport to Toronto was $105 for a one-way ticket and $220 for a round-trip.

  • Do I need a passport to fly between Washington, D.C. and Toronto?

    A passport is required to fly from Washington, D.C. to Toronto.

  • Which airports will I be using when flying from Washington, D.C. to Toronto?

    On your way to Toronto, you’ll fly out from Washington, D.C. Dulles Intl. You’ll be landing in one of Toronto’s 2 airports: Toronto Island or Toronto Pearson Intl.

  • Which airlines offer Wi-Fi service onboard planes from Washington, D.C. to Toronto?

    Air Canada, United Airlines, Porter Airlines, and American Airlines offer inflight Wi-Fi service on the Washington, D.C. to Toronto flight route.

  • Which aircraft models fly most regularly from Washington, D.C. to Toronto?

    The De Havilland (Bombardier) DHC-8-400 Dash 8Q is the aircraft model that flies most regularly on the Washington, D.C. to Toronto flight route.

  • Which airline alliances offer flights from Washington, D.C. to Toronto?

    SkyTeam, and Star Alliance are the airline alliances operating flights between Washington, D.C. and Toronto, with SkyTeam being the most commonly used for this route.

  • On which days can I fly direct from Washington, D.C. to Toronto?

    There are nonstop flights from Washington, D.C. to Toronto on a daily basis.

  • Which is the best airline for flights from Washington, D.C. to Toronto, Porter Airlines or Air Transat?

    The two airlines most popular with KAYAK users for flights from Washington, D.C. to Toronto are Porter Airlines and Air Transat. With an average price for the route of $275 and an overall rating of 8.0, Porter Airlines is the most popular choice. Air Transat is also a great choice for the route, with an average price of $267 and an overall rating of 7.8.

  • How does KAYAK find such low prices on flights from Washington, D.C. to Toronto?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington, D.C. to Toronto.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington, D.C. to Toronto?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Toronto from Washington, D.C. is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington, D.C. to Toronto?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Toronto with an airline and back to Washington, D.C. with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington, D.C. to Toronto?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Toronto from Washington, D.C. up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from Washington, D.C. Dulles Intl Airport to Toronto

  • Looking for a cheap flight? 25% of our users found flights on this route for $154 or less one-way and $296 or less round-trip.
  • Most flights from Washington Dulles International Airport (IAD) land at Toronto Pearson International Airport (YYZ), the larger airport located on the western outskirts of Toronto. However, some cheapest flights from IAD to Toronto land at the Billy Bishop Toronto City Airport (YTZ), also known as the Toronto Islands Airport. This airport is smaller and more centrally located in the heart of downtown Toronto.
  • IAD serves as a hub for United, United Express, Southern Airways Express, and others. YYZ is a hub for Air Canada, Porter Airlines, Swoop, and WestJet, among others. YTZ is also a hub for Porter Airlines, as well as Connect Airlines, City Express, and others. Some of the cheapest IAD to Toronto tickets are aboard Porter and United.
  • Common layovers for flights from IAD to Toronto include US cities such as New York (EWR) and Nashville (BNA). Some flights stop in the Canadian city of Montreal (YUL). If you need to change airports during a connection, plan how you will make the switch carefully, in order to ensure that you have enough time and money to make it happen.
  • Some of the most environmentally-friendly flights from IAD to Toronto are also some of the cheapest and most convenient flights. Non-stop flights on Porter Airlines emit approximately 77% less CO2 than average flights on this route. Nonstop flights on Air Canada and United emit about 54% less CO2.
  • IAD features exclusive airline lounges that economy ticket holders can gain access to. With a prepaid lounge pass, you can wait for your flight to Toronto in the Air France - KLM Lounge or the Turkish Airlines Lounge. With a United Airlines ticket, you can pay an entry fee to wait in the United Club.

Prefer to fly direct from Washington, D.C. to Toronto?

 
Direct data is based off flight results for the next 60 days. Find direct flights from all airlines flying direct from Washington, D.C. Dulles Intl to Toronto.
Find which airlines fly direct from Washington, D.C. Dulles Intl Airport to Toronto, which days they fly and book direct flights.

Direct departures

Washington, D.C. Dulles Intl to Toronto

Monday

Air Canada,Porter Airlines,United Airlines

Air Canada,Porter Airlines, +1 more

Tuesday

Air Canada,Porter Airlines,United Airlines

Air Canada,Porter Airlines, +1 more

Wednesday

Air Canada,Porter Airlines,United Airlines

Air Canada,Porter Airlines, +1 more

Thursday

Air Canada,Porter Airlines,United Airlines

Air Canada,Porter Airlines, +1 more

Friday

Air Canada,Porter Airlines,United Airlines

Air Canada,Porter Airlines, +1 more

Saturday

Air Canada,Porter Airlines,United Airlines

Air Canada,Porter Airlines, +1 more

Sunday

Air Canada,Porter Airlines,United Airlines

Air Canada,Porter Airlines, +1 more

See more direct flights

Direct returns

Toronto to Washington, D.C. Dulles Intl

Monday

Air Canada,Porter Airlines,United Airlines

Air Canada,Porter Airlines, +1 more

Tuesday

Air Canada,Porter Airlines,United Airlines

Air Canada,Porter Airlines, +1 more

Wednesday

Air Canada,Porter Airlines,United Airlines

Air Canada,Porter Airlines, +1 more

Thursday

Air Canada,Porter Airlines,United Airlines

Air Canada,Porter Airlines, +1 more

Friday

Air Canada,Porter Airlines,United Airlines

Air Canada,Porter Airlines, +1 more

Saturday

Air Canada,Porter Airlines,United Airlines

Air Canada,Porter Airlines, +1 more

Sunday

Air Canada,Porter Airlines,United Airlines

Air Canada,Porter Airlines, +1 more

See more direct flights

Everything you need to know for your flight from Washington, D.C. to Toronto

Information on your arrival and departure airports