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C$ 191+ Cheap flights to Dulles Intl

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 23/1. Fares are subject to change and may not be available on all flights or dates of travel.
— IAD
13 Jan — 20 Jan1
1 adult

Flights to Dulles Intl in 2025

Find the latest flights to Dulles Intl in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 629,999 searches and data was last updated on 8 January 2025.

Round-trip from

C$ 290

One-way from

C$ 191

Popular in

May

Cheapest in

March

Average price

C$ 354
Porter Airlines
  • Porter Airlines
  • 23/1-26/1
  • Nonstop
  • 2h 59m total
  • Toronto to Washington, D.C.
Porter Airlines
  • Porter Airlines
  • 23/1
  • Nonstop
  • 1h 29m total
  • Toronto to Washington, D.C.
High demand for flights, 3% potential price rise
Best time to find cheap flights, 1% potential price drop
Average for round-trip flights in January 2025

Find flight deals to Dulles Intl Airport

Cheapest flights to Dulles Intl Airport
Explore the most affordable flight options available to Dulles Intl Airport. Find the lowest fares based on data from user searches, with prices last updated on 8 January 2025.

Thu 23/111:20 a.m.YTZ - IAD
Nonstop1h 29mPorter Airlines
Sun 26/12:00 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Deal found 8/1C$ 290
Fri 31/18:10 a.m.YYZ - IAD
Nonstop1h 36mAir Canada
Sun 2/210:35 a.m.IAD - YYZ
Nonstop1h 31mAir Canada
Deal found 7/1C$ 298
Sun 16/24:20 p.m.YTZ - IAD
1 stop5h 03mAir Canada
Sun 23/23:55 p.m.IAD - YTZ
1 stop5h 55mAir Canada
Deal found 7/1C$ 324
Fri 31/112:15 p.m.YYZ - IAD
Nonstop1h 36mMultiple Airlines
Mon 3/22:35 p.m.IAD - YYZ
Nonstop1h 31mMultiple Airlines
Deal found 7/1C$ 325
Thu 30/111:20 a.m.YTZ - IAD
Nonstop1h 29mMultiple Airlines
Sun 2/23:55 p.m.IAD - YTZ
1 stop5h 55mMultiple Airlines
Deal found 8/1C$ 327
Wed 5/27:15 a.m.YYZ - IAD
1 stop4h 32mUnited Airlines
Wed 5/22:35 p.m.IAD - YYZ
Nonstop1h 31mUnited Airlines
Deal found 7/1C$ 334
Thu 30/111:20 a.m.YTZ - IAD
Nonstop1h 29mAir Transat
Sun 2/22:00 p.m.IAD - YTZ
Nonstop1h 30mAir Transat
Deal found 8/1C$ 341
Mon 28/48:10 a.m.YYZ - IAD
Nonstop1h 31mLufthansa
Wed 30/410:35 a.m.IAD - YYZ
Nonstop1h 34mLufthansa
Deal found 8/1C$ 365
Fri 24/16:00 a.m.YYZ - IAD
1 stop5h 51mDelta
Mon 27/16:00 a.m.IAD - YYZ
1 stop5h 59mDelta
Deal found 6/1C$ 370
Sun 23/27:45 a.m.YYZ - IAD
1 stop4h 03mWestJet
Fri 28/26:00 a.m.IAD - YYZ
1 stop10h 09mWestJet
Deal found 7/1C$ 430

Find flights to Dulles Intl within your budget

Locate flights to Dulles Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 629,999 searches and data was last updated on 8 January 2025.

Fly from

Any airport

Route

Depart

Return

Price

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Thu 23/1

11:20 a.m.-12:49 p.m.

Nonstop1h 29m

Washington, D.C. Dulles Intl

Sun 26/1

2:00 p.m.-3:30 p.m.

Nonstop1h 30m

C$ 290

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Wed 5/2

8:10 a.m.-9:46 a.m.

Nonstop1h 36m

Washington, D.C. Dulles Intl

Wed 12/2

2:35 p.m.-4:06 p.m.

Nonstop1h 31m

C$ 298

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Wed 29/1

8:10 a.m.-9:46 a.m.

Nonstop1h 36m

Washington, D.C. Dulles Intl

Fri 31/1

5:08 p.m.-9:35 p.m.

1 stop4h 27m

C$ 324

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Sun 16/2

4:20 p.m.-9:23 p.m.

1 stop5h 03m

Washington, D.C. Dulles Intl

Sun 23/2

3:55 p.m.-9:50 p.m.

1 stop5h 55m

C$ 324

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Thu 30/1

11:20 a.m.-12:49 p.m.

Nonstop1h 29m

Washington, D.C. Dulles Intl

Sun 2/2

3:55 p.m.-9:50 p.m.

1 stop5h 55m

C$ 327

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Thu 13/2

12:15 p.m.-1:51 p.m.

Nonstop1h 36m

Washington, D.C. Dulles Intl

Sun 16/2

2:35 p.m.-4:06 p.m.

Nonstop1h 31m

C$ 337

TorontoWashington, D.C.

YTZ - IAD

YTZIAD

Toronto Island

Thu 30/1

11:20 a.m.-12:49 p.m.

Nonstop1h 29m

Washington, D.C. Dulles Intl

Sun 2/2

2:00 p.m.-3:30 p.m.

Nonstop1h 30m

C$ 341

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Mon 28/4

8:10 a.m.-9:41 a.m.

Nonstop1h 31m

Washington, D.C. Dulles Intl

Wed 30/4

10:35 a.m.-12:09 p.m.

Nonstop1h 34m

C$ 365

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Thu 30/1

12:15 p.m.-6:57 p.m.

1 stop6h 42m

Washington, D.C. Dulles Intl

Sun 2/2

6:00 a.m.-11:59 a.m.

1 stop5h 59m

C$ 423

TorontoWashington, D.C.

YYZ - IAD

YYZIAD

Toronto Pearson Intl

Sat 18/1

5:15 p.m.-10:36 p.m.

1 stop5h 21m

Washington, D.C. Dulles Intl

Mon 20/1

12:05 p.m.-5:14 p.m.

1 stop5h 09m

C$ 547

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 23 results
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Best time to book a flight to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles 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.

Travel insights for flights to Dulles Intl

Get recent, data-driven insights about flights to Dulles Intl including ideal travel times, pricing trends, and more.

When is the best time to book a flight to Dulles Intl?

Use this chart to determine the optimal time to book a round-trip flight from Toronto to Dulles Intl. Price data was last updated on 3 January 2025.

To ensure you get the cheapest price possible for a flight to Dulles Intl, you should look to book at least 47 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

How long is the flight to Dulles Intl?

On average, a flight from Toronto to Dulles Intl takes 1 hour 27 minutes. Flights to Dulles Intl from other popular cities in Canada will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Dulles Intl?

Use this chart to determine the cheapest time to fly round-trip from Toronto to Dulles Intl. Price data was last updated on 16 December 2024.

Users looking for the lowest fares to Dulles Intl should consider flying on Sunday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Tuesday evenings, when prices are usually at their highest.

Weekly flight availability to Dulles Intl

The most flights from Toronto to Dulles Intl are scheduled on a Monday (20 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (15 on average).

What are the cheapest airlines that fly to Dulles Intl?

The cheapest airlines flying from Toronto to Dulles Intl are Porter Airlines, Air Canada and United Airlines.

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 Dulles Intl 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 Dulles Intl 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 Dulles Intl, 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 8 January 2025.
See what other customers who have flown with Delta, Porter Airlines and United Airlines to Washington, D.C. have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
8,499 reviews

Food

7.3

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Crew

8.6

Overall

8.0

Reviews

1 / 10

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

8.0
Very good
8,499 reviews
8.0
Very good
8,499 reviews

Food

7.3

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Crew

8.6

Overall

8.0

Reviews

1 / 10

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

7.9
Good
274 reviews
8.0
Very good
8,499 reviews

Food

7.3

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Crew

8.6

Overall

8.0

Reviews

1 / 10

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

7.8
Good
383 reviews
8.0
Very good
8,499 reviews

Food

7.3

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Crew

8.6

Overall

8.0

Reviews

1 / 10

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

7.4
Good
8,939 reviews
8.0
Very good
8,499 reviews

Food

7.3

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Crew

8.6

Overall

8.0

Reviews

1 / 10

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

7.2
Good
10,000 reviews
8.0
Very good
8,499 reviews

Food

7.3

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Crew

8.6

Overall

8.0

Reviews

1 / 10

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

Washington Dulles International Airport (IAD) handles close to 24 million passengers each year. This architecturally beautiful airport is situated 26 miles (42km) from downtown Washington DC and serves a metropolitan area that includes Washington, Baltimore and Northern Virginia.

Washington Dulles International Airport was named after John Foster Dulles who was a former US Secretary of State. The airport is well-connected to Washington and Virginia, and is also connected to more than 125 destinations around the world, making it a popular gateway to the eastern United States.

The airport has a range of shopping options including book shops, fashion, jewellery, gifts, gadgets and music. The duty-free shops at the Washington Dulles International Airport are well-stocked and the amenities are top-class.

The airport serves as a hub for United Airlines, however passengers can book flights to Washington Dulles International Airport on most major international and domestic airlines.

  • Can I find cheaper flights to Dulles Intl if I am willing to have layovers?

    Yes, flights with layovers are often cheaper than direct flights. Keep an eye out for flight deals to Dulles Intl on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Dulles Intl?

    Based on reviews from Cheapflights users, United Airlines is rated the highest out of the airlines that fly to Dulles Intl.

  • What is the cheapest airport to fly to in Dulles Intl?

    Washington, D.C. Dulles Intl is currently the cheapest airport to fly to in Dulles Intl. One-way flights to Washington, D.C. Dulles Intl typically cost C$ 48, while round-trip flights cost around C$ 73.

  • How much is a round-trip flight to Dulles Intl?

    A round-trip flight to Dulles Intl will typically cost around C$ 71, however they can be found for as little as C$ 51.

  • Where does the fastest flight to Dulles Intl depart from?

    For those looking to save time traveling to Dulles Intl, Toronto offers the quickest one-way flight (1 hour 25 minutes).

  • Does Washington, D.C. Dulles Intl have rental cars?

    Yes. Those touching down at Washington, D.C. Dulles Intl can take advantage of the rental car services offered upon their arrival.

  • Are there hotels close to Washington, D.C. Dulles Intl?

    Yes. Washington, D.C. Dulles Intl has hotels nearby for those requiring accommodations. Sleepbox Lounge Iad, Dulles International Airport is the closest property to Washington, D.C. Dulles Intl (0.0 km away from Washington, D.C. Dulles Intl).

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