C$ 162+ 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 22/7. Fares are subject to change and may not be available on all flights or dates of travel.
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 3 July 2025.
Round-trip from | C$ 238 |
---|---|
One-way from | C$ 162 |
Popular in | June |
Cheapest in | April |
Average price | C$ 335 |
Good round-trip deal | C$ 239 or less |
Good one-way deal | C$ 225 or less |
Find flight deals to Dulles Intl Airport
Cheapest flights to Dulles Intl AirportExplore 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 3 July 2025.
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 3 July 2025.
Cheapflights Fare Finder
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 3 July 2025.
Use the filters below to find and compare flights to Washington, D.C. Dulles Intl Airport that are best for you.
Fly from
Route
Depart
Return
Price
TorontoWashington, D.C.
YTZ - IAD
YTZIAD
Toronto Island
Sat 9/8
1:25 p.m.-2:56 p.m.
Nonstop1h 31m
Washington, D.C. Dulles Intl
Fri 15/8
11:35 a.m.-1:08 p.m.
Nonstop1h 33m
TorontoWashington, D.C.
YYZ - IAD
YYZIAD
Toronto Pearson Intl
Wed 6/8
12:15 p.m.-1:42 p.m.
Nonstop1h 27m
Washington, D.C. Dulles Intl
Tue 12/8
10:20 a.m.-11:55 a.m.
Nonstop1h 35m
TorontoWashington, D.C.
YTZ - IAD
YTZIAD
Toronto Island
Fri 18/7
8:45 a.m.-10:16 a.m.
Nonstop1h 31m
Washington, D.C. Dulles Intl
Sat 26/7
4:10 p.m.-5:43 p.m.
Nonstop1h 33m
TorontoWashington, D.C.
YTZ - IAD
YTZIAD
Toronto Island
Wed 6/8
1:25 p.m.-2:56 p.m.
Nonstop1h 31m
Washington, D.C. Dulles Intl
Wed 13/8
9:35 a.m.-4:46 p.m.
1 stop7h 11m
TorontoWashington, D.C.
YYZ - IAD
YYZIAD
Toronto Pearson Intl
Tue 7/10
9:00 a.m.-8:55 p.m.
1 stop11h 55m
Washington, D.C. Dulles Intl
Wed 8/10
8:28 a.m.-10:04 a.m.
Nonstop1h 36m
TorontoWashington, D.C.
YTZ - IAD
YTZIAD
Toronto Island
Tue 21/10
3:25 p.m.-9:05 p.m.
1 stop5h 40m
Washington, D.C. Dulles Intl
Sun 26/10
9:55 a.m.-4:55 p.m.
1 stop7h 00m
TorontoWashington, D.C.
YYZ - IAD
YYZIAD
Toronto Pearson Intl
Wed 22/10
3:59 p.m.-11:00 p.m.
1 stop7h 01m
Washington, D.C. Dulles Intl
Tue 28/10
1:00 p.m.-5:23 p.m.
1 stop4h 23m
TorontoWashington, D.C.
YTZ - IAD
YTZIAD
Toronto Island
Tue 22/7
1:25 p.m.-2:56 p.m.
Nonstop1h 31m
TorontoWashington, D.C.
YTZ - IAD
YTZIAD
Toronto Island
Tue 2/9
1:35 p.m.-3:06 p.m.
Nonstop1h 31m
TorontoWashington, D.C.
YYZ - IAD
YYZIAD
Toronto Pearson Intl
Mon 20/10
8:10 a.m.-9:38 a.m.
Nonstop1h 28m
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.
Cheapflights Insights
Everything you need to know about your flight to Washington, D.C. Dulles Intl Airport
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 27 June 2025.
To ensure you get the cheapest price possible for a flight to Dulles Intl, you should look to book at least 73 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 28 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 Tuesday afternoons, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday afternoons, 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 (22 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (16 on average).
What are the most popular airlines that fly to Dulles Intl?
The most popular airlines flying from Toronto to Dulles Intl are Air Canada, Porter Airlines and United Airlines.
What are the cheapest airlines that fly to Dulles Intl?
The cheapest airlines flying from Toronto to Dulles Intl are Air Transat, Porter Airlines and Air Canada.
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 3 July 2025.
Check out reviews from past customers who have flown Porter Airlines,Delta, andAir Transat to the United States to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
Mary,Jun 2025
FLL - YYZ
Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
Mary,Jun 2025
FLL - YYZ
Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
Mary,Jun 2025
FLL - YYZ
Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
Mary,Jun 2025
FLL - YYZ
Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
Mary,Jun 2025
FLL - YYZ
Entertainment
Crew
Food
Comfort
Boarding
Overall
Reviews
Mary,Jun 2025
FLL - YYZ
FAQs about flying to Dulles Intl
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.
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Certainly. Search results for flights to Dulles Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
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