How popular are flights to Washington, D.C. Dulles Intl (IAD) this year?

Dulles Intl flights are currently seeing a 102% increase in searches when contrasted with this time last year.

How does Cheapflights help users find flights 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 today with Cheapflights!

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

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

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

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.

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

Of course! You can now track prices for flights to Dulles Intl and get an alert from Cheapflights when they change. Have a valid email address ready and make a flight search when you’re ready to set up your price alert.

Cheap Flights to Dulles Intl from C$ 133

Q: What is the cheapest month to fly to Dulles Intl?

Currently, February is the cheapest month in which you can book a flight to Dulles Intl . Flying to Dulles Intl in June will prove the most costly. There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Flights to Dulles Intl in 2023

Popular in	April	High demand for flights, 5% potential price rise	Search Deals
Cheapest in	November	Best time to find cheap flights, 1% potential price drop	Search Deals
Average price	C$ 398	Average for round-trip flights in March 2023	Search Deals
Round-trip from	C$ 214	From Toronto to Washington, D.C.	Search Deals
One-way from	C$ 133	One-way flight from Toronto to Washington, D.C. Dulles Intl (IAD)	Search Deals

Cheap flights to Dulles Intl Airport in March, April 2023

27 Apr. - 1 May

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 218

Porter Airlines

Pick Dates

Deal found 21/3

14 Apr. - 15 Apr.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 219

Porter Airlines

Pick Dates

Deal found 21/3

20 Apr. - 27 Apr.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 223

Porter Airlines

Pick Dates

Deal found 21/3

20 Apr. - 27 Apr.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 227

Porter Airlines

Pick Dates

Deal found 21/3

22 Apr. - 1 May

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 229

Porter Airlines

Pick Dates

Deal found 20/3

21 Apr. - 26 Apr.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 230

Porter Airlines

Pick Dates

Deal found 21/3

19 Apr. - 21 Apr.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 233

Porter Airlines

Pick Dates

Deal found 21/3

15 Apr. - 18 Apr.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 234

Porter Airlines

Pick Dates

Deal found 21/3

28 Apr. - 1 May

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 236

Porter Airlines

Pick Dates

Deal found 21/3

Dulles Intl Airport 2023 flight deals

1 Apr. - 15 Apr.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 368

Porter Airlines

Pick Dates

Deal found 21/3

1 Apr. - 4 Apr.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 379

Porter Airlines

Pick Dates

Deal found 21/3

29 Mar. - 7 Jun.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 403

Porter Airlines

Pick Dates

Deal found 21/3

30 Mar. - 4 Apr.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 415

Porter Airlines

Pick Dates

Deal found 21/3

28 Mar. - 6 Apr.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 419

Porter Airlines

Pick Dates

Deal found 21/3

28 Mar. - 4 Apr.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 423

Porter Airlines

Pick Dates

Deal found 22/3

1 Apr. - 15 Apr.

YYZ

Toronto Pearson Intl

IAD

Washington, D.C. Dulles Intl

1 stop

4h 55m

IAD

Washington, D.C. Dulles Intl

YYZ

Toronto Pearson Intl

1 stop

5h 15m

C$ 448

Delta

Pick Dates

Deal found 21/3

27 Mar. - 6 Apr.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 449

Porter Airlines

Pick Dates

Deal found 21/3

27 Mar. - 5 Apr.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 453

Porter Airlines

Pick Dates

Deal found 22/3

Last minute flights to Dulles Intl Airport

1 Apr. - 15 Apr.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 368

Porter Airlines

Pick Dates

Deal found 21/3

1 Apr. - 4 Apr.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 379

Porter Airlines

Pick Dates

Deal found 21/3

29 Mar. - 7 Jun.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 403

Porter Airlines

Pick Dates

Deal found 21/3

30 Mar. - 4 Apr.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 415

Porter Airlines

Pick Dates

Deal found 21/3

28 Mar. - 6 Apr.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 419

Porter Airlines

Pick Dates

Deal found 21/3

28 Mar. - 4 Apr.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 423

Porter Airlines

Pick Dates

Deal found 22/3

1 Apr. - 15 Apr.

YYZ

Toronto Pearson Intl

IAD

Washington, D.C. Dulles Intl

1 stop

4h 55m

IAD

Washington, D.C. Dulles Intl

YYZ

Toronto Pearson Intl

1 stop

5h 15m

C$ 448

Delta

Pick Dates

Deal found 21/3

27 Mar. - 6 Apr.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 449

Porter Airlines

Pick Dates

Deal found 21/3

27 Mar. - 5 Apr.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

IAD

Washington, D.C. Dulles Intl

YTZ

Toronto Island

Nonstop

1h 30m

C$ 453

Porter Airlines

Pick Dates

Deal found 22/3

One-way flights to Dulles Intl Airport

28 May

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

C$ 133

Porter Airlines

Pick Dates

Deal found 21/3

5 Jun.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

C$ 136

Porter Airlines

Pick Dates

Deal found 21/3

7 Jun.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

C$ 138

Porter Airlines

Pick Dates

Deal found 21/3

9 May

YYZ

Toronto Pearson Intl

IAD

Washington, D.C. Dulles Intl

1 stop

9h 06m

C$ 141

Multiple Airlines

Pick Dates

Deal found 21/3

10 May

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

C$ 144

Porter Airlines

Pick Dates

Deal found 21/3

6 May

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

C$ 147

Porter Airlines

Pick Dates

Deal found 21/3

17 May

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

C$ 151

Porter Airlines

Pick Dates

Deal found 21/3

13 Jun.

YYZ

Toronto Pearson Intl

IAD

Washington, D.C. Dulles Intl

1 stop

5h 28m

C$ 151

Multiple Airlines

Pick Dates

Deal found 21/3

6 Jun.

YTZ

Toronto Island

IAD

Washington, D.C. Dulles Intl

Nonstop

1h 27m

C$ 156

Porter Airlines

Pick Dates

Deal found 20/3

Find flights to Dulles Intl within your budget

Fly from

Budget

C$ 214 - C$ 340

Route

Depart

Return

Price

Toronto IslandWashington, D.C. Dulles Intl

YTZ - IAD

YTZIAD

Toronto Island

2023-06-15

Nonstop1h 27m

Washington, D.C. Dulles Intl

2023-06-18

Nonstop1h 30m

C$ 214

Pick Dates

Toronto IslandWashington, D.C. Dulles Intl

YTZ - IAD

YTZIAD

Toronto Island

2023-04-27

Nonstop1h 27m

Washington, D.C. Dulles Intl

2023-05-01

Nonstop1h 30m

C$ 218

Pick Dates

Toronto IslandWashington, D.C. Dulles Intl

YTZ - IAD

YTZIAD

Toronto Island

2023-04-14

Nonstop1h 27m

Washington, D.C. Dulles Intl

2023-04-15

Nonstop1h 30m

C$ 219

Pick Dates

Toronto Pearson IntlWashington, D.C. Dulles Intl

YYZ - IAD

YYZIAD

Toronto Pearson Intl

2023-04-11

1 stop15h 30m

Washington, D.C. Dulles Intl

2023-04-15

1 stop12h 43m

C$ 246

Pick Dates

Toronto Pearson IntlWashington, D.C. Dulles Intl

YYZ - IAD

YYZIAD

Toronto Pearson Intl

2023-08-13

1 stop5h 30m

Washington, D.C. Dulles Intl

2023-08-13

Nonstop1h 38m

C$ 249

Pick Dates

Toronto Pearson IntlWashington, D.C. Dulles Intl

YYZ - IAD

YYZIAD

Toronto Pearson Intl

2023-04-14

Nonstop1h 22m

Washington, D.C. Dulles Intl

2023-04-15

Nonstop1h 32m

C$ 255

Pick Dates

Toronto IslandWashington, D.C. Dulles Intl

YTZ - IAD

YTZIAD

Toronto Island

2023-04-11

1 stop3h 40m

Washington, D.C. Dulles Intl

2023-04-15

Nonstop1h 30m

C$ 260

Pick Dates

Toronto Pearson IntlWashington, D.C. Dulles Intl

YYZ - IAD

YYZIAD

Toronto Pearson Intl

2023-04-11

1 stop5h 19m

Washington, D.C. Dulles Intl

2023-04-15

1 stop5h 15m

C$ 305

Pick Dates

Toronto Pearson IntlWashington, D.C. Dulles Intl

YYZ - IAD

YYZIAD

Toronto Pearson Intl

2023-04-11

Nonstop1h 35m

Washington, D.C. Dulles Intl

2023-04-15

Nonstop1h 32m

C$ 340

Pick Dates

Flights are sorted by cheapest first

Deals found on 21/3

What is the cheapest month to fly to Dulles Intl?

January

C$ 401

February

C$ 342

March

C$ 409

April

C$ 397

May

C$ 444

June

C$ 475

July

C$ 389

August

C$ 468

September

C$ 405

October

C$ 360

November

C$ 446

December

C$ 440

Currently, February is the cheapest month in which you can book a flight to Dulles Intl. Flying to Dulles Intl in June will prove the most costly. There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the best time to fly to Dulles Intl Airport?

YTO - WAS Price	C$ 343 - C$ 586
WAS Temperature	2 - 27 °C
WAS Rainfall	66 - 102 mm

YTO - WAS

Price

C$ 343 - C$ 586

WAS

Temperature

2 - 27 °C

WAS

Rainfall

66 - 102 mm

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

To ensure you get the cheapest price possible for a flight to Dulles Intl, you should look to book at least 42 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.

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Which day is cheapest to fly to Dulles Intl?

The cheapest flights to Dulles Intl are usually found when departing on a Thursday. The departure day with the highest cost at present is Sunday.

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What time of day is cheapest to fly to IAD airport?

At the moment, flights at noon are likely to offer the best value for money for your Dulles Intl trip. A flight in the evening will more often than not be of higher cost.

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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.