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Cheap flights from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport from C$ 159

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 28/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — IAD
4 May — 11 May1
1 adult

Cheapflights Tip: The best prices from Toronto Pearson Intl to Washington, D.C. Dulles Intl are usually found in January or February, booked 43 days in advance, depart on a Friday or Saturday and return on a Wednesday

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 29 April 2025.

Round-trip from

C$ 278

One-way from

C$ 159

Popular in

July

Cheapest in

January

Average price

C$ 433

Good round-trip deal

C$ 413 or less

Good one-way deal

C$ 228 or less
United Airlines
  • United Airlines
  • 27/5-3/6
  • Nonstop
  • 3h 13m total
  • Toronto to Washington, D.C.
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United Airlines
  • United Airlines
  • 28/5
  • Nonstop
  • 1h 39m total
  • Toronto to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 71 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease (C$ 9 potential savings vs. average RT price).
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Average for round-trip flights in April 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 29 April 2025.

Tue 27/56:15 a.m.YYZ - IAD
Nonstop1h 39mUnited Airlines
Tue 3/62:25 p.m.IAD - YYZ
Nonstop1h 34mUnited Airlines
Deal found 28/4C$ 278
Tue 7/107:47 p.m.YYZ - IAD
Nonstop1h 38mAir Canada
Wed 8/108:20 a.m.IAD - YYZ
1 stop8h 23mAir Canada
Deal found 29/4C$ 284
Sat 24/57:47 p.m.YYZ - IAD
Nonstop1h 38mMultiple Airlines
Mon 26/58:22 a.m.IAD - YYZ
Nonstop1h 42mMultiple Airlines
Deal found 28/4C$ 329
Thu 5/63:50 p.m.YYZ - IAD
1 stop7h 04mDelta
Tue 10/69:40 a.m.IAD - YYZ
1 stop7h 35mDelta
Deal found 29/4C$ 339
Tue 27/53:50 p.m.YYZ - IAD
1 stop7h 04mWestJet
Mon 2/65:24 p.m.IAD - YYZ
1 stop5h 34mWestJet
Deal found 29/4C$ 408
Fri 16/57:47 p.m.YYZ - IAD
Nonstop1h 38mFrontier
Mon 19/55:26 p.m.IAD - YYZ
2 stops17h 39mFrontier
Deal found 29/4C$ 576

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 629,999 searches. Data last updated 29 April 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

Tue 7/10

7:47 p.m.-9:25 p.m.

Nonstop1h 38m

Washington, D.C. Dulles Intl

Wed 8/10

8:20 a.m.-6:33 p.m.

1 stop10h 13m

C$ 238

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Tue 3/6

7:47 p.m.-9:27 p.m.

Nonstop1h 40m

Washington, D.C. Dulles Intl

Wed 4/6

3:30 p.m.-5:09 p.m.

Nonstop1h 39m

C$ 249

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Fri 23/5

12:10 p.m.-7:42 p.m.

1 stop7h 32m

Washington, D.C. Dulles Intl

Wed 28/5

5:24 p.m.-10:58 p.m.

1 stop5h 34m

C$ 298

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Sat 24/5

7:47 p.m.-9:25 p.m.

Nonstop1h 38m

Washington, D.C. Dulles Intl

Mon 26/5

8:22 a.m.-10:04 a.m.

Nonstop1h 42m

C$ 329

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Wed 28/5

6:03 a.m.-11:40 a.m.

1 stop5h 37m

Washington, D.C. Dulles Intl

Tue 3/6

6:00 a.m.-11:25 a.m.

1 stop5h 25m

C$ 374

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Wed 11/6

10:05 a.m.-11:39 a.m.

Nonstop1h 34m

C$ 180

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Thu 12/6

12:10 p.m.-1:41 p.m.

Nonstop1h 31m

C$ 183

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Thu 12/6

3:31 p.m.-10:55 p.m.

1 stop7h 24m

C$ 188

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Mon 19/5

6:05 p.m.-10:54 p.m.

1 stop4h 49m

C$ 227

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Sun 22/6

6:30 a.m.-2:23 p.m.

2 stops31h 53m

C$ 271

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/4

Showing 1-10 of 13 results
1
2

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 25 April 2025.

The best time to book flights from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport is 43 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 C$ 256). Flying from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport in October is currently the most expensive (average of C$ 352). 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 29 April 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 39% on flights from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport by exploring options for tickets in the afternoon.

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 30 March 2025.

Travelers seeking maximum savings on their Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport

Explore weekly flight availability from Pearson Intl to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 29 April 2025.

The most flights from YYZ to IAD are scheduled on a Monday (21 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (11 on average).

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 66.0 - 102.0 mm per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 66.0 mm.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

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 29 April 2025.
Get a feel of what it's like to fly with Delta, Austrian Airlines and United Airlines from Toronto to Washington, D.C. by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Austrian Airlines
7.6
Good
780 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
WestJet
7.2
Good
2,823 reviews
Delta
8.0
Very good
7,929 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

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

    United Airlines, at C$ 278, was found to be the cheapest airline from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport.Alternate airlines to your destination round-trip include Air Canada and Delta. United Airlines is currently priced 32% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport one-way?

    The cheapest airlines for a one-way flight from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport are United Airlines (C$ 159), Air Canada (C$ 181), and Delta (C$ 203).

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

    Consider ANA (90%), Avianca (87%) or Copa Airlines (84%) when booking your flight. These represent the most reliable airlines when flying from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport.

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

    Looking for the cheapest flight from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport? While on average our users pay C$ 1,357, our data indicates the cheapest price to be C$ 175. The most popular route (Toronto Pearson Intl - Washington, D.C. Dulles Intl), is priced around C$ 249.

  • 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, 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 C$ 256). Flying from Toronto Pearson Intl Airport to Washington, D.C. Dulles Intl Airport in October is currently the most expensive (average of C$ 352). 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 Toronto Pearson Intl Airport?

Book flights to Toronto Pearson Intl Airport if you plan to visit one of these locations
Herndon
Warrenton
Arlington
Hanover
Bel Air
Fairfax
Gaithersburg
Winchester
Falls Church
Alexandria
Manassas
Fredericksburg
Rockville

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Fly from Pearson Intl to Dulles Intl on these airlines

Choose from the following airlines for your flight from Pearson Intl to Dulles Intl. Flights are based on user searches made on Cheapflights and were last updated on 29 April 2025.
Air Canada flights from Toronto Pearson Intl to Washington, D.C. Dulles Intl
United Airlines flights from Toronto Pearson Intl to Washington, D.C. Dulles Intl
Porter Airlines flights from Toronto Pearson Intl to Washington, D.C. Dulles Intl

Top 5 airlines flying from Pearson Intl to Dulles Intl

Discover the top 5 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 629,999 searches. Data last updated 29 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 227AverageC$ 317FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
United AirlinesCheapestC$ 272AverageC$ 447FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 273AverageC$ 429FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air TransatCheapestC$ 324AverageC$ 403FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
WestJetCheapestC$ 467AverageC$ 571FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers 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?

Deals for Pearson Intl to Dulles Intl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights simply makes it quick and affordable to book flights from Pearson Intl to Dulles Intl by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Pearson Intl to Dulles Intl flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on Pearson Intl to Dulles Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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