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$95+ Cheap flights from Dulles Intl (IAD) to Canada

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 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YYZ
Nov 21 — Nov 281
Fri 11/21
Fri 11/28
1 adult, Economy
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Find flight deals from Dulles Intl to Canada

Cheapest flights from Dulles Intl to Canada
Explore the most affordable flight options available from Dulles Intl to Canada. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 22, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:30 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Tue 11/183:45 pmYTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 10/20$210
This Trip.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/26:30 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Sun 12/78:55 amYTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 10/20$212
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/166:30 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Thu 11/273:45 pmYTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 10/20$213
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2111:40 amIAD - YTZ
Nonstop1h 30mPorter Airlines
Mon 11/248:55 amYTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 10/20$214
This Kiwi.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/96:30 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Wed 11/128:55 amYTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 10/20$215
This Trip.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/106:30 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Wed 11/198:55 amYTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 10/20$217
This Trip.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/81:45 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Tue 11/113:45 pmYTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 10/20$218
This Mytrip deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/711:40 amIAD - YTZ
Nonstop1h 30mPorter Airlines
Mon 12/83:45 pmYTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 10/20$219
This Trip.com deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:30 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Sun 11/163:45 pmYTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 10/22$220
This Flightnetwork deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/139:45 amIAD - YTZ
1 stop7h 10mMultiple Airlines
Sun 11/168:55 amYTZ - IAD
Nonstop1h 29mMultiple Airlines
Deal found 10/21$221
This FlightHub deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/221:45 pmIAD - YTZ
Nonstop1h 30mPorter Airlines
Tue 11/253:45 pmYTZ - IAD
Nonstop1h 29mPorter Airlines
Deal found 10/21$223
This Booking.com deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/49:00 amIAD - YYZ
Nonstop1h 29mAir Canada
Wed 12/106:55 pmYYZ - IAD
Nonstop1h 31mAir Canada
Deal found 10/20$223

Cheap flight deals from Dulles Intl to Canada

Keep the following information in mind while searching for Dulles Intl to Canada flight deals. Data was last updated October 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$210
(Kiwi.com)

One-way from

$95
(United Airlines)

Popular in

October

Cheapest in

June

Average price

$319

Good round-trip deal

$232 or less

Good one-way deal

$99 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Toronto (YTO) flights.
Search Deals
From Washington, D.C. Dulles Intl to Canada
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Canada
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Canada.
Search Deals
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Canada.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Canada 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 2,558,603 searches. Data last updated October 22, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Canada that are best for you.

Fly from

Dulles Intl

Fly to

Canada

Route

Depart

Return

Price

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Sat 11/29

1:45 pm-3:15 pm

Nonstop1h 30m

Toronto Island

Mon 12/8

8:55 am-10:24 am

Nonstop1h 29m

$213

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 11/20

6:30 pm-8:00 pm

Nonstop1h 30m

Toronto Island

Tue 11/25

3:45 pm-5:14 pm

Nonstop1h 29m

$214

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Wed 11/19

11:40 am-1:10 pm

Nonstop1h 30m

Toronto Island

Tue 11/25

3:45 pm-5:14 pm

Nonstop1h 29m

$214

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Fri 11/14

6:30 pm-8:00 pm

Nonstop1h 30m

Toronto Island

Sun 11/16

3:45 pm-5:14 pm

Nonstop1h 29m

$214

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Sat 11/22

1:45 pm-3:15 pm

Nonstop1h 30m

Toronto Island

Tue 11/25

3:45 pm-5:14 pm

Nonstop1h 29m

$214

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Fri 11/21

6:30 pm-8:00 pm

Nonstop1h 30m

Toronto Island

Mon 11/24

8:55 am-10:24 am

Nonstop1h 29m

$214

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Sun 11/23

11:40 am-1:10 pm

Nonstop1h 30m

Toronto Island

Mon 11/24

8:55 am-10:24 am

Nonstop1h 29m

$214

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Fri 11/21

6:30 pm-8:00 pm

Nonstop1h 30m

Toronto Island

Tue 11/25

3:45 pm-5:14 pm

Nonstop1h 29m

$214

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Thu 11/13

6:30 pm-8:00 pm

Nonstop1h 30m

Toronto Island

Mon 11/17

8:55 am-10:24 am

Nonstop1h 29m

$214

Washington, D.C.Toronto

IAD - YTZ

IADYTZ

Washington, D.C. Dulles Intl

Fri 11/21

11:40 am-1:10 pm

Nonstop1h 30m

Toronto Island

Fri 11/21

3:45 pm-5:14 pm

Nonstop1h 29m

$214

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/21

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

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

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Canada

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

Currently, July is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Canada (average of $90). Flying from Washington, D.C. Dulles Intl Airport to Canada in August is currently the most expensive (average of $158). 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 IAD to CA?

Find hourly flight availability from Dulles Intl to Canada. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 22, 2025.

When flying from Washington, D.C. Dulles Intl Airport to Canada, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 25% versus a flight in the afternoon.

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

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

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

Reviews of airlines servicing Canada

Get insights into the airlines that provide service to Canada. 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 Canada. Reviews last updated October 22, 2025.
Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Canada, such as Porter Airlines, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
382 reviews

Entertainment

7.0

Comfort

8.0

Boarding

8.2

Crew

8.6

Food

7.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
8.0
Very good
382 reviews
Porter Airlines
8.0
Very good
382 reviews

Entertainment

7.0

Comfort

8.0

Boarding

8.2

Crew

8.6

Food

7.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Delta
7.9
Good
7,979 reviews
Porter Airlines
8.0
Very good
382 reviews

Entertainment

7.0

Comfort

8.0

Boarding

8.2

Crew

8.6

Food

7.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
United Airlines
7.4
Good
8,988 reviews
Porter Airlines
8.0
Very good
382 reviews

Entertainment

7.0

Comfort

8.0

Boarding

8.2

Crew

8.6

Food

7.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
WestJet
7.2
Good
3,132 reviews
Porter Airlines
8.0
Very good
382 reviews

Entertainment

7.0

Comfort

8.0

Boarding

8.2

Crew

8.6

Food

7.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,335 reviews
Porter Airlines
8.0
Very good
382 reviews

Entertainment

7.0

Comfort

8.0

Boarding

8.2

Crew

8.6

Food

7.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Canada. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Canada?

    There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Canada in 1h 30m. Fly via Porter Airlines, United Airlines, or Air Canada to get the fastest option. The distance from Washington, D.C. Dulles Intl Airport to Canada is about 339 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airlines for a one-way flight from Washington, D.C. Dulles Intl Airport to Canada are United Airlines ($95), American Airlines ($95), and Air Canada ($105).

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

    Most travelers choose Washington, D.C. Dulles Intl - Toronto Pearson Intl, Washington, D.C. Dulles Intl - Montreal Pierre Elliott Trudeau Intl or Washington, D.C. Dulles Intl - Toronto Island when deciding on the best route from Washington, D.C. Dulles Intl Airport to Canada.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Washington, D.C. Dulles Intl Airport to Canada on time: Republic Airways (93%), United Airlines (93%), Air Canada (92%).

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

    Looking for the cheapest flight from Washington, D.C. Dulles Intl Airport to Canada? While on average our users pay $797, our data indicates the cheapest price to be $106. The most popular route (Washington, D.C. Dulles Intl - Toronto Pearson Intl), is priced around $241.

  • Can I find deals for flights from Dulles Intl to Canada that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Canada flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Canada?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Canada.

  • Can I find deals for business class flights from Dulles Intl to Canada?

    Yes. Cheapflights offers flight deals from Dulles Intl to Canada 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 Washington, D.C. Dulles Intl Airport to Canada?

    Currently, July is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Canada (average of $90). Flying from Washington, D.C. Dulles Intl Airport to Canada in August is currently the most expensive (average of $158). 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

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Alternative routes for Dulles Intl to Canada

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Top 8 airlines flying from Dulles Intl to Canada

Discover the top 8 airlines that operate flights from Dulles Intl to Canada. 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 2,558,603 searches. Data last updated October 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$54Average$322FlexibilityNo cancel feeOn-time52%
United AirlinesCheapest$95Average$480FlexibilityNo cancel feeOn-time69%
WestJetCheapest$118Average$506FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$137Average$506FlexibilityNo cancel feeOn-time67%
DeltaCheapest$139Average$458FlexibilityNo cancel feeOn-timeN/A
Air TransatCheapest$176Average$246FlexibilityNo cancel feeOn-time50%
American AirlinesCheapest$278Average$404FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$353Average$519FlexibilityNo cancel feeOn-time75%

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