Find flights
Deals
When to book
FAQs

Cheap flights from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport from £103

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 21/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — IAD
1 Sep — 8 Sep1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Toronto Pearson Intl to Washington, D.C. Dulles Intl are usually found in February or March, booked 77 days in advance, depart on a Thursday or Tuesday and return on a Wednesday

Cheap flight deals from Pearson Intl to Dulles Intl

Enter your travel dates to find the best prices.

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 2 August 2026.

Tue 29/912:45
YYZ
-
IAD
Nonstop1h 37m
United Airlines
Tue 29/917:17
IAD
-
YYZ
Nonstop1h 45m
United Airlines
Deal found 30/7£151
Sat 5/909:44
YYZ
-
IAD
Nonstop1h 37m
United Airlines
Tue 8/922:19
IAD
-
YYZ
Nonstop1h 35m
United Airlines
Deal found 31/7£151
Fri 2/1019:43
YYZ
-
IAD
Nonstop1h 41m
Multiple Airlines
Mon 5/1015:45
IAD
-
YYZ
1 stop6h 08m
Multiple Airlines
Deal found 30/7£153
Tue 29/907:00
YYZ
-
IAD
1 stop4h 55m
Multiple Airlines
Tue 29/916:00
IAD
-
YYZ
Nonstop1h 25m
Multiple Airlines
Deal found 30/7£154
Thu 13/814:30
YYZ
-
IAD
Nonstop1h 37m
Multiple Airlines
Tue 18/809:45
IAD
-
YYZ
1 stop5h 50m
Multiple Airlines
Deal found 29/7£156
Tue 6/1012:45
YYZ
-
IAD
Nonstop1h 37m
United Airlines
Wed 7/1010:30
IAD
-
YYZ
1 stop5h 16m
United Airlines
Deal found 30/7£157
Fri 21/807:00
YYZ
-
IAD
1 stop6h 55m
Multiple Airlines
Sun 23/809:55
IAD
-
YYZ
Nonstop1h 26m
Multiple Airlines
Deal found 30/7£159
Thu 13/807:30
YYZ
-
IAD
1 stop3h 56m
United Airlines
Sun 16/808:28
IAD
-
YYZ
Nonstop1h 36m
United Airlines
Deal found 30/7£162
Sat 10/1007:00
YYZ
-
IAD
1 stop9h 01m
United Airlines
Sat 17/1017:17
IAD
-
YYZ
Nonstop1h 45m
United Airlines
Deal found 1/8£162
Tue 25/814:45
YYZ
-
IAD
1 stop9h 59m
Multiple Airlines
Wed 26/809:45
IAD
-
YYZ
1 stop5h 50m
Multiple Airlines
Deal found 29/7£164
Tue 18/807:00
YYZ
-
IAD
1 stop9h 02m
Multiple Airlines
Wed 19/809:45
IAD
-
YYZ
1 stop5h 50m
Multiple Airlines
Deal found 30/7£165

Find 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 2 August 2026.

Round-trip from

£151

One-way from

£103

Popular in

July

Cheapest in

February

Average price

£239

Good one-way deal

£182 or less
United Airlines
  • United Airlines
  • 29/9-29/9
  • Nonstop
  • 3h 22m total
  • Toronto to Washington, D.C.
Search Deals
Delta
  • Delta
  • 30/8
  • 1 total stop
  • 9h 02m total
  • Toronto to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£12 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a one-way flight from Toronto Pearson Intl to Washington, D.C. Dulles Intl.
Search Deals

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 2 August 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Fri 28/8

09:44-11:21

Nonstop1h 37m

Washington, D.C. Dulles Intl

Sun 30/8

12:43-14:19

Nonstop1h 36m

£166

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Wed 23/9

12:45-14:22

Nonstop1h 37m

Washington, D.C. Dulles Intl

Sun 27/9

08:20-15:46

1 stop7h 26m

£172

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Mon 24/8

06:10-10:23

1 stop4h 13m

Washington, D.C. Dulles Intl

Tue 25/8

17:25-23:03

1 stop5h 38m

£176

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Mon 19/10

18:10-23:16

1 stop5h 06m

Washington, D.C. Dulles Intl

Wed 21/10

18:32-23:29

1 stop4h 57m

£176

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Mon 14/9

20:00-07:19

1 stop11h 19m

Washington, D.C. Dulles Intl

Mon 21/9

17:17-19:02

Nonstop1h 45m

£176

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Tue 18/8

07:00-16:02

1 stop9h 02m

Washington, D.C. Dulles Intl

Wed 9/9

09:55-11:20

Nonstop1h 25m

£180

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Thu 20/8

16:10-23:26

1 stop7h 16m

Washington, D.C. Dulles Intl

Sun 23/8

06:10-13:34

1 stop7h 24m

£187

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Fri 4/9

16:10-21:14

1 stop5h 04m

Washington, D.C. Dulles Intl

Mon 7/9

08:15-13:08

1 stop4h 53m

£189

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Mon 31/8

16:05-21:14

1 stop5h 09m

Washington, D.C. Dulles Intl

Mon 7/9

22:41-10:40

1 stop11h 59m

£200

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Thu 20/8

13:55-15:24

Nonstop1h 29m

Washington, D.C. Dulles Intl

Mon 7/9

08:15-13:08

1 stop4h 53m

£200

Flights are sorted by cheapest return flights first.

Deals found on 2/8

Showing 1-10 of 24 resultsSorted by cheapest first
1
2
3

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?

Booking 55 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, February 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 £191). Flying from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £277). 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 2 August 2026.

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 40% on the flight price compared to flying at midday, 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?

Airfare is below average for this route at the moment.

Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport flights typically cost between £199 and £302 in September.
The cheapest return price found within the last 5 days was £151 on United Airlines (29 Sept–29 Sept).

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 37m. 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 (84%), Copa Airlines (84%) or United Airlines (83%) 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 £205 for a flight from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport. The cheapest flight overall is £181 while the most popular route, (Toronto Pearson Intl - Washington, D.C. Dulles Intl) is currently priced at £176.

  • 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, February 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 £191). Flying from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £277). 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
Gaithersburg
Oxon Hill
Hanover
Woodbridge
Alexandria
Sterling

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 Baltimore flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Pearson Intl to Dulles Intl?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Dulles Intl from Pearson Intl today with Cheapflights!

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.