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Dulles Intl

$126+ Cheap flights from Pearson Intl (YYZ) to Dulles Intl (IAD)

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 11/28. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — IAD
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Toronto Pearson Intl to Washington, D.C. Dulles Intl are usually found in January or May, booked 78 days in advance, depart on a Saturday or Wednesday and return on a Friday

Cheap flight deals from Pearson Intl to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Pearson Intl (YYZ) to Dulles Intl (IAD). 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 September 17, 2025.

Round-trip from

$203
(Air Canada)

One-way from

$126
(Trip.com)

Popular in

October

Cheapest in

January

Average price

$322

Good round-trip deal

$293 or less

Good one-way deal

$231 or less
From Toronto Pearson Intl to Washington, D.C. Dulles Intl
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One-way flight from Toronto Pearson Intl to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 8% potential increase in price ($28 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Toronto Pearson Intl to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Toronto Pearson Intl to Washington, D.C. Dulles Intl.
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Find flight deals from Pearson Intl to Dulles Intl

Cheapest flights from Pearson Intl to Dulles Intl
Explore the most affordable flight options available from Pearson Intl to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Air Canada deal was found by Cheapflights users on 9/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/712:10 pmYYZ - IAD
Nonstop1h 28mAir Canada
Wed 10/810:20 amIAD - YYZ
Nonstop1h 32mAir Canada
Deal found 9/15$203
This Air Canada deal was found by Cheapflights users on 9/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/64:00 pmYYZ - IAD
1 stop4h 59mAir Canada
Sun 12/74:30 pmIAD - YYZ
Nonstop1h 33mAir Canada
Deal found 9/15$208
This Trip.com deal was found by Cheapflights users on 9/16. 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.
Tue 10/78:10 amYYZ - IAD
Nonstop1h 28mAir Canada
Sun 11/239:00 amIAD - YYZ
Nonstop1h 29mAir Canada
Deal found 9/16$210
This flugladen.de deal was found by Cheapflights users on 9/16. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/168:10 amYYZ - IAD
Nonstop1h 28mAir Canada
Sun 10/199:35 amIAD - YYZ
1 stop5h 59mAir Canada
Deal found 9/16$211
This Air Canada deal was found by Cheapflights users on 9/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/16:55 pmYYZ - IAD
Nonstop1h 31mAir Canada
Tue 11/49:00 amIAD - YYZ
Nonstop1h 29mAir Canada
Deal found 9/15$212
This Air Canada deal was found by Cheapflights users on 9/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/94:00 pmYYZ - IAD
1 stop4h 59mAir Canada
Wed 12/109:45 amIAD - YYZ
1 stop4h 55mAir Canada
Deal found 9/15$213
This Trip.com deal was found by Cheapflights users on 9/15. 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 10/912:45 pmYYZ - IAD
Nonstop1h 40mUnited Airlines
Sun 10/125:22 pmIAD - YYZ
Nonstop1h 43mUnited Airlines
Deal found 9/15$216
This United Airlines deal was found by Cheapflights users on 9/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1610:05 amYYZ - IAD
Nonstop1h 40mUnited Airlines
Mon 10/203:36 pmIAD - YYZ
Nonstop1h 38mUnited Airlines
Deal found 9/15$217
This United Airlines deal was found by Cheapflights users on 9/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1612:45 pmYYZ - IAD
Nonstop1h 40mUnited Airlines
Sun 10/198:28 amIAD - YYZ
Nonstop1h 36mUnited Airlines
Deal found 9/17$219
This Air Canada deal was found by Cheapflights users on 9/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/212:10 pmYYZ - IAD
Nonstop1h 28mAir Canada
Wed 10/810:20 amIAD - YYZ
Nonstop1h 32mAir Canada
Deal found 9/16$221

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pearson Intl to Dulles Intl 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 September 17, 2025.
Use the filters below to find and compare flights from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Pearson Intl

Fly to

Dulles Intl

Route

Depart

Return

Price

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Sat 10/25

7:47 pm-9:25 pm

Nonstop1h 38m

Washington, D.C. Dulles Intl

Sat 11/1

10:11 pm-11:46 pm

Nonstop1h 35m

$217

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Thu 10/16

10:05 am-11:45 am

Nonstop1h 40m

Washington, D.C. Dulles Intl

Sun 10/19

8:28 am-10:04 am

Nonstop1h 36m

$217

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Fri 10/17

12:45 pm-2:25 pm

Nonstop1h 40m

Washington, D.C. Dulles Intl

Sun 10/19

8:28 am-10:04 am

Nonstop1h 36m

$217

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Thu 10/16

10:05 am-11:45 am

Nonstop1h 40m

Washington, D.C. Dulles Intl

Mon 10/20

3:36 pm-5:14 pm

Nonstop1h 38m

$217

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Thu 10/23

12:45 pm-2:25 pm

Nonstop1h 40m

Washington, D.C. Dulles Intl

Thu 10/30

9:45 am-3:34 pm

1 stop5h 49m

$223

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Fri 10/17

12:45 pm-2:25 pm

Nonstop1h 40m

Washington, D.C. Dulles Intl

Tue 10/21

6:15 am-11:44 am

1 stop5h 29m

$227

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Tue 10/28

6:40 pm-10:58 pm

1 stop4h 18m

Washington, D.C. Dulles Intl

Sun 11/9

8:30 am-2:01 pm

1 stop5h 31m

$242

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Sat 11/1

6:40 pm-10:58 pm

1 stop4h 18m

Washington, D.C. Dulles Intl

Tue 11/4

8:45 am-1:43 pm

1 stop4h 58m

$242

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Fri 11/7

2:45 pm-4:27 pm

Nonstop1h 42m

Washington, D.C. Dulles Intl

Sun 11/9

10:11 pm-11:46 pm

Nonstop1h 35m

$244

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Fri 10/10

12:45 pm-2:25 pm

Nonstop1h 40m

Washington, D.C. Dulles Intl

Sun 10/12

3:36 pm-5:14 pm

Nonstop1h 38m

$244

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 18 results
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The best insider tips for Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport trip
Airlines
Air Canada

Economy Latitude offers priority check-in and baggage handling, plus two checked bags.


Families with children under 6 get early boarding and special in-flight entertainment.

Read more about Air Canadaby Jessica Macdonald
United Airlines

Basic Economy allows a personal item only; no carry-on bags unless exceptions apply.


United Club access includes priority perks on the ground for Business Class passengers.

Read more about United Airlinesby Harriet Baskas
Airports
YYZ

Security lines at YYZ are efficient and quick, even for US-bound flights. Arrive early to clear US customs before boarding.

Read more about YYZby Kaitlyn McInnis
IAD

The Washington Metro Silver line reaches IAD in under 40 minutes, offering a cheap way to get to the city.

Read more about IADby Ramsey Qubein
Our travel experts
Jessica Macdonald

Jessica Macdonald

Expert on Air Canada

Jessica Macdonald

Jessica Macdonald

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.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

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.

Read more
Kaitlyn McInnis

Kaitlyn McInnis

Expert on YYZ

Kaitlyn McInnis

Kaitlyn McInnis

Kaitlyn is a guidebook author and travel writer splitting her time between Atlantic Canada and Istanbul, Türkiye. She has visited over fifty countries and all seven continents, so she is very familiar with many hotels, airports and airlines around the globe. But her favorite type of vacation is sunbathing by the sea with a good book in hand.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on IAD

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Best time to book a flight from Pearson Intl to Dulles Intl

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

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

Use this chart to determine the optimal time to book a round-trip flight from Pearson Intl to Dulles Intl. Price data was last updated on September 12, 2025.

The price you pay for your flight from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 78 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 Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport (average of $292). Flying from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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 YYZ to IAD?

Find hourly flight availability from Pearson Intl to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

A simple way to save on the total cost of your ticket is to fly from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport in the morning. If you’re flexible enough to do this you can expect to save up to 35% on your trip compared to booking a flight in the evening.

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

Use this chart to determine the cheapest time to fly round-trip from Pearson Intl to Dulles Intl. Price data was last updated on September 14, 2025.

Travelers seeking maximum savings on their Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Thursday at noon 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 Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport?

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated September 17, 2025.
Read reviews from past customers who have flown United Airlines and Air Canada from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport. 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.
United Airlines
7.4
Good
8,926 reviews

Boarding

7.7

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews

Boarding

7.7

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.
Air Canada
7.1
Good
10,000 reviews
United Airlines
7.4
Good
8,926 reviews

Boarding

7.7

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

YVR - SFO

It was a good experience. The flight took 45 minutes longer to fly and all passengers had to wait inside the plane till the technical issue was fixed. Overall it was a good experience.

Related info for your journey

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

    A quick flight from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport can take about 1h 38m. United Airlines provides one of the quickest options available for as low as $217. The distance from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport is about 346 mi. Generally, flights for this route are nonstop.

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

    Our cheapest airline available from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport is Air Canada. Our recent data shows that you can find tickets from as low as $171 on this airline. An additional option worth looking into is United Airlines, starting at $184. Air Canada is currently priced 40% below the average price you’ll pay for this route.

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

    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 Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport on time: Republic Airways (90%), Copa Airlines (86%), Air Canada (85%).

  • What are the cheapest flights from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport?

    Looking at all options, your cheapest flight can be booked for $134. While the most popular route (Toronto Pearson Intl - Washington, D.C. Dulles Intl) can be booked for $215 on average, our data indicates $660 when flying from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport.

  • Can I find deals for flights from Pearson Intl to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Pearson Intl to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pearson Intl to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pearson Intl to Dulles Intl.

  • Can I find deals for business class flights from Pearson Intl to Dulles Intl?

    Yes. Cheapflights offers flight deals from Pearson Intl to Dulles Intl 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 Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport (average of $292). Flying from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Woodbridge
Arlington
Alexandria
Tysons
Silver Spring
Springfield
Gaithersburg
Fredericksburg
Linthicum Heights
Fairfax
Falls Church
Owings Mills
Manassas
Rockville
Hanover
Oxon Hill
Laurel
Towson
National Harbor
Dundalk

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Alternative routes for Pearson Intl to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Reagan-National flights
Toronto Island to Dulles Intl flights
Pearson Intl to Baltimore flights
Toronto Island to Baltimore flights
Toronto Island to Reagan-National flights

Top 2 airlines flying from Pearson Intl to Dulles Intl

Discover the top 2 airlines that operate flights from Pearson Intl to Dulles Intl. 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$171Average$285FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$184Average$308FlexibilityNo cancel feeOn-time69%

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