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Cheap flights from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport from £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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — IAD
16 Oct — 23 Oct1
1 adult
1 adult, Economy

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 Friday or Tuesday and return on a Tuesday

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 16 September 2025.

Round-trip from

£160

One-way from

£99

Popular in

October

Cheapest in

January

Average price

£237

Good round-trip deal

£710 or less

Good one-way deal

£325 or less
United Airlines
  • United Airlines
  • 29/10-7/11
  • Nonstop
  • 3h 17m total
  • Toronto to Washington, D.C.
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United Airlines
  • United Airlines
  • 10/10
  • Nonstop
  • 1h 40m total
  • Toronto to Washington, D.C.
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Highest demand for flights based on searches. 8% potential increase in price (£14 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (£3 potential savings vs. average return 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 16 September 2025.

Thu 16/1010:05YYZ - IAD
Nonstop1h 40mUnited Airlines
Mon 20/1015:36IAD - YYZ
Nonstop1h 38mUnited Airlines
Deal found 16/9£160
Sat 1/1119:40YYZ - IAD
Nonstop1h 40mMultiple Airlines
Tue 4/1109:45IAD - YYZ
1 stop6h 55mMultiple Airlines
Deal found 15/9£164
Wed 1/1012:45YYZ - IAD
Nonstop1h 40mUnited Airlines
Wed 8/1012:41IAD - YYZ
Nonstop1h 38mUnited Airlines
Deal found 14/9£166
Thu 23/1012:45YYZ - IAD
Nonstop1h 40mUnited Airlines
Thu 30/1008:45IAD - YYZ
1 stop4h 58mUnited Airlines
Deal found 15/9£167
Mon 27/1018:40YYZ - IAD
1 stop4h 18mUnited Airlines
Sun 9/1122:11IAD - YYZ
Nonstop1h 35mUnited Airlines
Deal found 14/9£171
Tue 30/912:45YYZ - IAD
Nonstop1h 40mUnited Airlines
Wed 1/1008:28IAD - YYZ
Nonstop1h 36mUnited Airlines
Deal found 15/9£173
Wed 1/1010:05YYZ - IAD
Nonstop1h 40mUnited Airlines
Wed 15/1008:30IAD - YYZ
1 stop5h 17mUnited Airlines
Deal found 15/9£174
Thu 23/1007:00YYZ - IAD
1 stop6h 51mMultiple Airlines
Thu 30/1009:45IAD - YYZ
1 stop5h 49mMultiple Airlines
Deal found 14/9£175
Wed 15/1018:00YYZ - IAD
1 stop4h 28mUnited Airlines
Thu 16/1008:28IAD - YYZ
Nonstop1h 36mUnited Airlines
Deal found 13/9£177
Thu 9/1012:45YYZ - IAD
Nonstop1h 40mUnited Airlines
Sat 18/1008:28IAD - YYZ
Nonstop1h 36mUnited Airlines
Deal found 15/9£180
Tue 30/909:00YYZ - IAD
1 stop4h 51mUnited Airlines
Tue 30/917:22IAD - YYZ
Nonstop1h 43mUnited Airlines
Deal found 15/9£180

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 16 September 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

Fri 10/10

12:45-14:25

Nonstop1h 40m

Washington, D.C. Dulles Intl

Sat 11/10

17:22-19:05

Nonstop1h 43m

£160

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Thu 16/10

12:45-14:25

Nonstop1h 40m

Washington, D.C. Dulles Intl

Sun 19/10

08:28-10:04

Nonstop1h 36m

£160

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Fri 17/10

12:45-14:25

Nonstop1h 40m

Washington, D.C. Dulles Intl

Sun 19/10

08:28-10:04

Nonstop1h 36m

£160

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Thu 16/10

10:05-11:45

Nonstop1h 40m

Washington, D.C. Dulles Intl

Mon 20/10

15:36-17:14

Nonstop1h 38m

£160

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Thu 23/10

12:45-14:25

Nonstop1h 40m

Washington, D.C. Dulles Intl

Thu 30/10

09:45-15:34

1 stop5h 49m

£164

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Thu 23/10

10:05-11:45

Nonstop1h 40m

Washington, D.C. Dulles Intl

Sun 9/11

08:30-16:02

1 stop7h 32m

£167

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Thu 23/10

14:30-16:10

Nonstop1h 40m

Washington, D.C. Dulles Intl

Fri 7/11

08:45-13:43

1 stop4h 58m

£167

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Fri 10/10

12:45-14:25

Nonstop1h 40m

£99

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Tue 18/11

10:00-11:45

Nonstop1h 45m

£108

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Thu 9/10

12:45-14:25

Nonstop1h 40m

£108

Flights are sorted by cheapest return flights first.

Deals found on 13/9

Showing 1-10 of 18 results
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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 return 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 return flight from Pearson Intl to Dulles Intl. Price data was last updated on 12 September 2025.

Booking 78 days in advance of your planned departure date is, on average, the best time to get cheap flights from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport. 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 Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport?

Currently, January 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 £599). Flying from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £947). 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 16 September 2025.

It’s typically best to fly out from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport in the morning. Doing so could potentially save you 42% on the flight price compared to flying in the afternoon, which is usually more expensive.

How much does it cost for a return flight from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport?

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?

    Airlines like United Airlines fly from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport in about 1h 40m. The time it takes to get you to your destination is usually consistent. Airlines will cover a distance of 346 mi. Generally, flights for this route are direct.

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

    No one likes to see their flight delayed. When booking a flight from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport consider choosing Republic Airways (86%), Air Canada (83%) or Copa Airlines (80%) as they are the most reliable in getting you off to your destination on time.

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

    On average you can expect to pay £592 for a flight from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport. The cheapest flight overall is £163 while the most popular route, (Toronto Pearson Intl - Washington, D.C. Dulles Intl) is currently priced at £170.

  • 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 holiday 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, January 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 £599). Flying from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £947). 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

Travelling 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
Silver Spring
Hanover
Oxon Hill
Woodbridge
Arlington
College Park
Tysons

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See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Pearson Intl to Dulles Intl?

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Why should you use Cheapflights to find cheap flight tickets from Pearson Intl to Dulles Intl?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Pearson Intl to Dulles Intl.

Can Cheapflights find flights from Pearson Intl to Dulles Intl with no change fees?

Certainly. Search results for flights to Dulles Intl from Pearson Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Pearson Intl to Dulles Intl become cheaper?

Of course! You can now track prices for flights from Pearson Intl to Dulles Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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