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C$ 132+ Cheap flights from Washington, D.C. Dulles Intl Airport

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 19/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
IAD — YUL
25 Feb — 4 Mar1
1 adult

What to know about flights from Dulles Intl

Discover essential information about flights departing from Dulles Intl, including flight schedules, destinations, airlines operating at the Dulles Intl airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 20 February 2025.

Cheapest airline

Air Canada

Good round-trip deal

C$ 193 or less

Good one-way deal

C$ 134 or less
On average, Air Canada currently has the cheapest one-way flight from Washington, D.C. Dulles Intl (avg. price of C$ 464).
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Price to beat on a round-trip flight from Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Washington, D.C. Dulles Intl.
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Find flights from Dulles Intl

Cheapest flights from Dulles Intl
Explore the most affordable flight options available from Dulles Intl. Find the lowest fares based on data from user searches, with prices last updated on 20 February 2025.

Tue 18/31:45 p.m.IAD - YTZ
Nonstop1h 30mPorter Airlines
Tue 25/38:55 p.m.YTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 18/2C$ 274
Fri 23/56:45 p.m.IAD - YYC
Nonstop4h 51mWestJet
Mon 26/511:30 a.m.YYC - IAD
Nonstop4h 24mWestJet
Deal found 19/2C$ 291
Tue 25/37:00 a.m.IAD - YTZ
Nonstop1h 30mMultiple Airlines
Wed 2/411:30 a.m.YTZ - IAD
Nonstop1h 29mMultiple Airlines
Deal found 19/2C$ 296
Tue 8/412:40 p.m.IAD - YYZ
Nonstop1h 39mAir Canada
Tue 8/45:05 p.m.YYZ - IAD
1 stop4h 10mAir Canada
Deal found 19/2C$ 320
Wed 19/312:37 p.m.IAD - YYZ
Nonstop1h 41mMultiple Airlines
Wed 19/34:20 p.m.YYZ - IAD
1 stop5h 03mMultiple Airlines
Deal found 19/2C$ 328
Tue 18/33:55 p.m.IAD - YTZ
1 stop5h 55mAir Canada
Tue 25/38:25 a.m.YTZ - IAD
1 stop6h 48mAir Canada
Deal found 18/2C$ 337
Tue 15/41:45 p.m.IAD - YTZ
Nonstop1h 30mAir Transat
Thu 17/48:55 p.m.YTZ - IAD
Nonstop1h 29mAir Transat
Deal found 19/2C$ 354
Sat 3/58:25 a.m.IAD - YYZ
Nonstop1h 39mUnited Airlines
Sat 3/512:05 p.m.YYZ - IAD
1 stop4h 24mUnited Airlines
Deal found 18/2C$ 358
Mon 24/36:00 a.m.IAD - YYZ
1 stop5h 55mDelta
Thu 27/310:20 a.m.YYZ - IAD
1 stop6h 03mDelta
Deal found 18/2C$ 367
Wed 19/33:55 p.m.IAD - YYC
1 stop8h 20mAir Canada
Fri 4/412:35 a.m.YYC - IAD
1 stop7h 06mAir Canada
Deal found 19/2C$ 371
Wed 14/56:45 p.m.IAD - YYC
Nonstop4h 51mMultiple Airlines
Sat 17/512:20 a.m.YYC - IAD
2 stops30h 04mMultiple Airlines
Deal found 19/2C$ 374
Sat 5/44:07 p.m.IAD - YOW
1 stop6h 05mAir Canada
Sat 12/45:15 a.m.YOW - IAD
1 stop4h 26mAir Canada
Deal found 19/2C$ 379

Find flights from Dulles Intl within your budget

Find flights departing from Dulles Intl that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 20 February 2025. In the last 7 days, Cheapflights users made a total of 629,999 searches

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Tue 18/3

1:45 p.m.-3:15 p.m.

Nonstop1h 30m

Toronto Island

Tue 25/3

8:55 p.m.-10:24 p.m.

Nonstop1h 29m

C$ 274

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Fri 23/5

6:45 p.m.-9:36 p.m.

Nonstop4h 51m

Calgary

Mon 26/5

11:30 a.m.-5:54 p.m.

Nonstop4h 24m

C$ 291

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Tue 25/3

7:00 a.m.-8:30 a.m.

Nonstop1h 30m

Toronto Island

Wed 2/4

11:30 a.m.-12:59 p.m.

Nonstop1h 29m

C$ 296

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Tue 8/4

12:40 p.m.-2:19 p.m.

Nonstop1h 39m

Toronto Pearson Intl

Tue 8/4

5:05 p.m.-9:15 p.m.

1 stop4h 10m

C$ 320

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Wed 19/3

12:37 p.m.-2:18 p.m.

Nonstop1h 41m

Toronto Pearson Intl

Wed 19/3

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

1 stop5h 03m

C$ 328

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Tue 18/3

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

1 stop5h 55m

Toronto Island

Tue 25/3

8:25 a.m.-3:13 p.m.

1 stop6h 48m

C$ 337

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Tue 15/4

1:45 p.m.-3:15 p.m.

Nonstop1h 30m

Toronto Island

Thu 17/4

8:55 p.m.-10:24 p.m.

Nonstop1h 29m

C$ 354

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Sat 3/5

8:25 a.m.-10:04 a.m.

Nonstop1h 39m

Toronto Pearson Intl

Sat 3/5

12:05 p.m.-4:29 p.m.

1 stop4h 24m

C$ 358

Washington, D.C.Toronto

IAD - YYZ

IADYYZ

Washington, D.C. Dulles Intl

Mon 24/3

6:00 a.m.-11:55 a.m.

1 stop5h 55m

Toronto Pearson Intl

Thu 27/3

10:20 a.m.-4:23 p.m.

1 stop6h 03m

C$ 367

Washington, D.C.Calgary

IAD - YYC

IADYYC

Washington, D.C. Dulles Intl

Wed 19/3

3:55 p.m.-10:15 p.m.

1 stop8h 20m

Calgary

Fri 4/4

12:35 a.m.-9:41 a.m.

1 stop7h 06m

C$ 371

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/2

Showing 1-10 of 60 results
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Best time to book a flight from Dulles Intl

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

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

When is the best time to book a flight from Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Pierre Elliott Trudeau Intl. Price data was last updated on 14 February 2025.

The price you pay for your flight from Washington, D.C. Dulles Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 37 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport (average of C$ 175). Flying from Washington, D.C. Dulles Intl Airport in July will prove the most costly (average of C$ 274). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Washington, D.C. Dulles Intl Airport?

For flights departing from Washington, D.C. Dulles Intl Airport check dates and pricing for the following: Air Canada, Porter Airlines. These airlines depart to the following popular destinations: Montreal.

Air Canada

Air Canada

From C$ 129

Emirates

Emirates

From C$ 730

Etihad Airways

Etihad Airways

From C$ 681

Porter Airlines

Porter Airlines

From C$ 202

What are popular destinations to fly to from Washington, D.C. Dulles Intl Airport?

From Washington, D.C. Dulles Intl Airport you can expect to find greater availability for the following destinations: New York (341 flights per day), Detroit (298 flights per day) and Orlando (262 flights per day).

Toronto

Toronto

From C$ 77

Abu Dhabi Zayed Intl

Abu Dhabi Zayed Intl

From C$ 347

New Delhi Indira Gandhi Intl

New Delhi Indira Gandhi Intl

From C$ 556

Montreal

Montreal

From C$ 129

What is the cheapest place to fly to from Washington, D.C. Dulles Intl Airport?

The cheapest city to fly to from Washington, D.C. Dulles Intl Airport is Toronto, with prices starting at C$ 109. Explore other affordable destinations below.

Toronto

Toronto

From C$ 77

Calgary

Calgary

From C$ 94

Ottawa

Ottawa

From C$ 96

Montreal

Montreal

From C$ 129

Airline reviews for flights from Dulles Intl

Get insights into the airlines that provide service from 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 airline for your flight from Dulles Intl. In the last 7 days, Cheapflights users made a total of 629,999 searches.
Delta
8.0
Very good
8,227 reviews
Check prices

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,227 reviews
Delta
8.0
Very good
8,227 reviews
Check prices

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Porter Airlines
7.9
Good
276 reviews
Delta
8.0
Very good
8,227 reviews
Check prices

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
8,771 reviews
Delta
8.0
Very good
8,227 reviews
Check prices

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,227 reviews
Check prices

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

WestJet
7.2
Good
2,802 reviews
Delta
8.0
Very good
8,227 reviews
Check prices

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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Alternate flight departure points to Dulles Intl

Consider leaving from one of these other departure points that are located a short distance from Dulles Intl. Flight origins were last updated on 20 February 2025.
Flights from Reagan-National

Related info for your journey

Access useful and relevant information related to your journey from Dulles Intl. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 20 February 2025.

  • What are the most popular destinations to fly to from Washington, D.C. Dulles Intl Airport?

    This month, the top selected destinations from Washington, D.C. Dulles Intl Airport are Mumbai, Ahmedabad, Cairo. Throughout the year, Mumbai, Cairo, Ahmedabad are some of the top choices made by users flying from Washington, D.C. Dulles Intl Airport.

  • What is the cheapest flight from Washington, D.C. Dulles Intl Airport to anywhere?

    Users have flown out of Washington, D.C. Dulles Intl Airport for as low as C$ 109 to Toronto Island Airport (prices may vary depending on the airline and departure time). On average, users have booked flights for C$ 996 to fly from Washington, D.C. Dulles Intl Airport.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to anywhere?

    According to our data, users have found Air Canada, United Airlines, and Avianca to have the cheapest round-trip prices from Washington, D.C. Dulles Intl Airport. Some of the destinations and prices are as follows: Air Canada flights from Washington, D.C. Dulles Intl Airport to Ottawa (C$ 183). United Airlines flights from Washington, D.C. Dulles Intl Airport to Cancun (C$ 194). Avianca flights from Washington, D.C. Dulles Intl Airport to San Salvador El Salvador Intl (C$ 241).

  • What is the cheapest premium economy flight from Washington, D.C. Dulles Intl Airport?

    Options for some of the cheapest premium economy flights from Washington, D.C. Dulles Intl Airport we have found on Cheapflights are as follows:
    Fly from Washington, D.C. Dulles Intl to Los Angeles starting at C$ 1,064
    Fly from Washington, D.C. Dulles Intl to Miami starting at C$ 1,300
    Fly from Washington, D.C. Dulles Intl to Fort Lauderdale starting at C$ 1,394
    Fly from Washington, D.C. Dulles Intl to Newark Airport starting at C$ 1,417

  • What is the cheapest first class flight from Washington, D.C. Dulles Intl Airport?

    If you’re looking to fly first-class from Washington, D.C. Dulles Intl Airport to anywhere, put Denver on your list as prices start at C$ 1,887 for this destination.

  • What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport?

    At the present moment the cheapest month to fly from Washington, D.C. Dulles Intl Airport is currently January; with July being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from Washington, D.C. Dulles Intl Airport?

    Check out the cheapest flights from Washington, D.C. Dulles Intl Airport to embark to:
    Travel from Washington, D.C. to Toronto from C$ 266 round trip
    Travel from Washington, D.C. to Calgary from C$ 352 round trip
    Travel from Washington, D.C. to Vancouver from C$ 358 round trip
    Travel from Washington, D.C. to Montreal from C$ 389 round trip
    Travel from Washington, D.C. to Ottawa from C$ 409 round trip

  • How does Cheapflights help users find flights from 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 from Dulles Intl today with Cheapflights!

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

    Millions of users choose and trust Cheapflights to book the best flight deals from Dulles Intl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

    Need flexible booking options for your flight from Dulles Intl ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

    Yes, Cheapflights offers price alerts on flights from Dulles Intl so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.

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How does Cheapflights help users find flights from 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 from Dulles Intl today with Cheapflights!

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

Millions of users choose and trust Cheapflights to book the best flight deals from Dulles Intl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Need flexible booking options for your flight from Dulles Intl ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on flights from Dulles Intl so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.

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