$81 Cheap Flights from Washington (IAD) to Toronto (YYZ)

View $81 flight on Wed, Jun 25, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Washington to Toronto (IAD-YYZ)

Prices were available within the past 7 days and start at $81 for one-way flights and $197 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, May 27 - Wed, May 28
IAD
Washington
YYZ
Toronto
$197 Roundtrip, found 9 hours ago
$197
Roundtrip
found 9 hours ago
Select United flight, departing Tue, May 27 from Washington to Toronto, returning Wed, May 28, priced at $197 found 9 hours ago
United
Tue, May 27 - Wed, May 28
IAD
Washington
YYZ
Toronto
$199 Roundtrip, found 9 hours ago
$199
Roundtrip
found 9 hours ago
Select United flight, departing Tue, May 27 from Washington to Toronto, returning Wed, May 28, priced at $199 found 9 hours ago
Air Canada
Tue, May 27 - Wed, Jun 4
IAD
Washington
YYZ
Toronto
$203 Roundtrip, found 7 hours ago
$203
Roundtrip
found 7 hours ago
Select Air Canada flight, departing Tue, May 27 from Washington to Toronto, returning Wed, Jun 4, priced at $203 found 7 hours ago
Delta
Tue, May 27 - Wed, May 28
IAD
Washington
YYZ
Toronto
$207 Roundtrip, found 9 hours ago
$207
Roundtrip
found 9 hours ago
Select Delta flight, departing Tue, May 27 from Washington to Toronto, returning Wed, May 28, priced at $207 found 9 hours ago
Air Canada
Tue, May 13 - Wed, May 21
IAD
Washington
YYZ
Toronto
$212 Roundtrip, found 3 days ago
$212
Roundtrip
found 3 days ago
Select Air Canada flight, departing Tue, May 13 from Washington to Toronto, returning Wed, May 21, priced at $212 found 3 days ago
United
Tue, May 27 - Wed, May 28
IAD
Washington
YYZ
Toronto
$214 Roundtrip, found 9 hours ago
$214
Roundtrip
found 9 hours ago
Select United flight, departing Tue, May 27 from Washington to Toronto, returning Wed, May 28, priced at $214 found 9 hours ago
Air Canada
Tue, May 27 - Sat, Jun 7
IAD
Washington
YYZ
Toronto
$215 Roundtrip, found 2 days ago
$215
Roundtrip
found 2 days ago
Select Air Canada flight, departing Tue, May 27 from Washington to Toronto, returning Sat, Jun 7, priced at $215 found 2 days ago
Air Canada
Wed, Jun 4 - Thu, Jun 12
IAD
Washington
YYZ
Toronto
$217 Roundtrip, found 1 day ago
$217
Roundtrip
found 1 day ago
Select Air Canada flight, departing Wed, Jun 4 from Washington to Toronto, returning Thu, Jun 12, priced at $217 found 1 day ago
WestJet
Wed, Jun 11 - Tue, Jun 17
IAD
Washington
YYZ
Toronto
$313 Roundtrip, just found
$313
Roundtrip
just found
Select WestJet flight, departing Wed, Jun 11 from Washington to Toronto, returning Tue, Jun 17, priced at $313 just found
American Airlines
Sat, Jun 14 - Mon, Jun 16
IAD
Washington
YYZ
Toronto
$560 Roundtrip, found 2 hours ago
$560
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Sat, Jun 14 from Washington to Toronto, returning Mon, Jun 16, priced at $560 found 2 hours ago
Flights from Washington (IAD) to Toronto (YYZ)
Origin airport
Washington Dulles Intl.
Destination airport
Pearson Intl.
Airlines serving
Air Canada, American Airlines, Delta, United, WestJet
Roundtrip price
$194
Distance
345 mi

Washington to Toronto Flights

The cheapest times to fly from Washington to Toronto

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to Toronto are during the month of May. You can find some of the cheapest flights from Washington to Toronto with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Toronto

Sunday is one of the best days to book for cheap flights from Washington to Toronto: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Washington to Toronto

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to Toronto in 2025. You can also book with separate airlines for your outbound and return journeys, from $81 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to Toronto flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to Toronto airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Pearson Intl. Airport (YYZ) cost?
Snag cheap return flights starting at $182 from Washington Dulles Intl. Airport (IAD) to Pearson Intl. Airport (YYZ). This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Air Canada and Porter Airlines flight leaving IAD on May 6 2025 and touching down at YYZ. The price was last updated on April 24 2025 and has not changed since.
What is the cheapest month to fly from IAD to YYZ?
The cheapest flights from IAD to YYZ are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to Pearson Intl. Airport (YYZ)?
If you’re departing from Washington Dulles Intl. Airport (IAD), you can catch a direct flight to Pearson Intl. Airport (YYZ) with United Airlines.
What is the cheapest airline that flies from IAD to YYZ?
Currently, the cheapest airline operating one-way flights from IAD to YYZ is Air Canada. You can jet off on this route from $76. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from IAD on June 9 2025. Prices were last updated on April 24 2025 and have not changed since.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Pearson Intl. Airport (YYZ)?
With, on average, 5 nonstop flights that operate from Washington Dulles Intl. Airport (IAD) to Pearson Intl. Airport (YYZ) every day, you’ll be cruising above the clouds before you know it.
What are the most popular departure times for flights from Washington Dulles Intl. Airport (IAD) to Pearson Intl. Airport (YYZ)?
Flights between IAD and YYZ are their busiest at 8 AM. If you’re after a quieter experience and possibly cheaper fares, look for a departure that’s outside typical rush times.
What day of the week has the most flights from IAD to YYZ?
Friday has the most flights from Washington Dulles Intl. Airport (IAD) to Pearson Intl. Airport (YYZ). Consider jetting off on this day and you’ll have a greater chance of finding a departure that works with your plans.
What is the earliest flight from Washington Dulles Intl. Airport (IAD) to Pearson Intl. Airport (YYZ)?
The first flight of the day jetting off from Washington Dulles Intl. Airport (IAD) is at around 8:15AM UTC-5. Hop on this flight and you’ll arrive at Pearson Intl. Airport (YYZ) at approximately 9:58AM UTC-5. The entire trip takes 1h 43m.
How long does it take to fly from Washington Dulles Intl. Airport (IAD) to Pearson Intl. Airport (YYZ)?
It takes approximately 1 hour and 37 minutes to fly the 350 mi from IAD to YYZ.
What airline has the least delays from IAD to YYZ?
With 83% of flights generally arriving on time, AVIANCA has the best on-time performance for direct flights from Washington Dulles Intl. Airport (IAD) to Pearson Intl. Airport (YYZ). To monitor your flight status and get notifications about any changes, head to the Expedia App.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Pearson Intl. Airport (YYZ)?
Opt for a flight from Washington Dulles Intl. Airport (IAD) to Pearson Intl. Airport (YYZ) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for Toronto from Washington Dulles Intl. Airport (IAD)?
Hop on a direct flight from Washington Dulles Intl. Airport (IAD) to Toronto and land at any one of these hubs:

  • Pearson Intl. Airport (YYZ)
  • Buffalo Niagara Intl. Airport (BUF)
  • Billy Bishop Toronto City Airport (YTZ)

Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to Pearson Intl. Airport (YYZ) last-minute?
Holding off until right before your break to book a ticket from IAD to YYZ generally means paying more. While it’s possible to find some last-minute offers, they’re not always guaranteed. Keep your travel schedule open for the best chance of snagging a bargain.
Is it cheaper to book an IAD to YYZ flight and hotel package?
You can save money by securing an IAD to YYZ flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it’s simple to manage it all in one place. After selecting your preferred flights and accommodations, consider other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Pearson Intl. Airport (YYZ)?
Generally, it’s possible to reschedule or cancel your IAD to YYZ flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline’s policies in your itinerary to see what changes are allowed and whether any costs are involved. You’ll also find more information on our Customer Service portal.

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*Available to One Key members.