$124+ Cheap flights from Canada to Dulles Intl (IAD)
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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Canada to Dulles Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Canada to Dulles Intl
Cheapest flights from Canada to Dulles IntlExplore the most affordable flight options available from Canada to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2026.
Explore the most affordable flight options available from Canada to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2026.
This Trip.com deal was found by Cheapflights users on 1/18. 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.
This Booking.com deal was found by Cheapflights users on 1/19. 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.
This Trip.com deal was found by Cheapflights users on 1/18. 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.
This Air Canada deal was found by Cheapflights users on 1/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 1/19. 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.
This Super.com deal was found by Cheapflights users on 1/20. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This FlightHub deal was found by Cheapflights users on 1/19. 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.
This FlightHub deal was found by Cheapflights users on 1/18. 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.
This Air Canada deal was found by Cheapflights users on 1/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This FlightHub deal was found by Cheapflights users on 1/19. 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.
This Ticket deal was found by Cheapflights users on 1/18. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Porter Airlines deal was found by Cheapflights users on 1/18. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Find flight deals from Canada to Dulles Intl
Keep the following information in mind while searching for Canada to Dulles Intl flight deals. Data was last updated January 20, 2026.
Most accurate provider | Gotogate 3 stars |
|---|---|
Most trusted provider | Gotogate 3 stars |
Round-trip from | $196 (Air Canada) |
One-way from | $124 (SmartFares) |
Popular in | June |
Cheapest in | October |
Average price | $277 |
Good round-trip deal | $161 or less |
Good one-way deal | $132 or less |
Cheapflights Fare Finder
Use the filters below to find and compare flights from Canada to Washington, D.C. Dulles Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
TorontoWashington, D.C.
YTZ - IAD
YTZIAD
Toronto Island
Sat 2/14
11:05 am-12:34 pm
Nonstop1h 29m
Washington, D.C. Dulles Intl
Sat 2/21
1:50 pm-3:20 pm
Nonstop1h 30m
TorontoWashington, D.C.
YTZ - IAD
YTZIAD
Toronto Island
Sun 2/15
3:45 pm-5:14 pm
Nonstop1h 29m
Washington, D.C. Dulles Intl
Sun 2/22
6:30 pm-8:00 pm
Nonstop1h 30m
TorontoWashington, D.C.
YTZ - IAD
YTZIAD
Toronto Island
Sat 2/28
11:05 am-12:34 pm
Nonstop1h 29m
Washington, D.C. Dulles Intl
Sat 3/21
1:45 pm-3:15 pm
Nonstop1h 30m
TorontoWashington, D.C.
YTZ - IAD
YTZIAD
Toronto Island
Sat 3/14
11:00 am-12:29 pm
Nonstop1h 29m
Washington, D.C. Dulles Intl
Sun 3/29
6:30 pm-8:00 pm
Nonstop1h 30m
TorontoWashington, D.C.
YTZ - IAD
YTZIAD
Toronto Island
Fri 3/13
3:45 pm-5:14 pm
Nonstop1h 29m
Washington, D.C. Dulles Intl
Sat 3/21
1:45 pm-3:15 pm
Nonstop1h 30m
TorontoWashington, D.C.
YTZ - IAD
YTZIAD
Toronto Island
Sun 3/15
3:45 pm-5:14 pm
Nonstop1h 29m
Washington, D.C. Dulles Intl
Thu 3/19
11:40 am-1:10 pm
Nonstop1h 30m
TorontoWashington, D.C.
YTZ - IAD
YTZIAD
Toronto Island
Wed 2/18
8:50 am-10:22 am
Nonstop1h 32m
Washington, D.C. Dulles Intl
Wed 2/25
11:40 am-1:10 pm
Nonstop1h 30m
TorontoWashington, D.C.
YTZ - IAD
YTZIAD
Toronto Island
Sun 2/1
8:50 am-10:22 am
Nonstop1h 32m
Washington, D.C. Dulles Intl
Thu 2/19
11:40 am-1:10 pm
Nonstop1h 30m
TorontoWashington, D.C.
YTZ - IAD
YTZIAD
Toronto Island
Sun 3/15
8:55 am-10:24 am
Nonstop1h 29m
Washington, D.C. Dulles Intl
Wed 3/18
6:30 pm-8:00 pm
Nonstop1h 30m
TorontoWashington, D.C.
YYZ - IAD
YYZIAD
Toronto Pearson Intl
Sat 4/18
6:10 am-10:08 am
1 stop3h 58m
Washington, D.C. Dulles Intl
Fri 5/8
6:00 am-1:25 pm
1 stop7h 25m
Best time to book a flight from Canada to Dulles Intl
Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Canada with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Canada to Washington, D.C. Dulles Intl Airport
What is the cheapest month to book a flight from Canada to Washington, D.C. Dulles Intl Airport?
Currently, September is the cheapest month in which you can book a flight from Canada to Washington, D.C. Dulles Intl Airport (average of $106). Flying from Canada to Washington, D.C. Dulles Intl Airport in December is currently the most expensive (average of $212). 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 CA to IAD?
Find hourly flight availability from Canada to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 20, 2026.
When flying from Canada to Washington, D.C. Dulles Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 41% versus a flight at noon.
What is the cheapest day to fly from Canada to Washington, D.C. Dulles Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from Canada to Dulles Intl. Price data was last updated on January 17, 2026.
Travelers seeking maximum savings on their Canada to Washington, D.C. Dulles Intl Airport flight should consider departing on Sunday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Canada to Washington, D.C. Dulles Intl Airport
Explore weekly flight availability from Canada to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 20, 2026.
The most flights from CA0 to IAD are scheduled on a Monday (15 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (15 on average).
How often are flights from Canada to Washington, D.C. delayed?
About 14% of weekly flights between Canada and Washington, D.C. have experienced delays in the past year, with the average delay time being 119 minutes.
What is the most punctual flight time for Canada to Washington, D.C. flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Canada to Washington, D.C. flights?
Over the last year, United Airlines have had the lowest number of delays on this route, with just 12% of flights being delayed.
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 January 20, 2026.
Peruse reviews from past customers who have flown with Porter Airlines, Delta, and United Airlines from Canada to Washington, D.C. Dulles Intl Airport 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.
Boarding
Crew
Food
Overall
Comfort
Entertainment
Reviews
Mohameed,Nov 2025
LAS - YYZ
Boarding
Crew
Food
Overall
Comfort
Entertainment
Reviews
Mohameed,Nov 2025
LAS - YYZ
Boarding
Crew
Food
Overall
Comfort
Entertainment
Reviews
Mohameed,Nov 2025
LAS - YYZ
Boarding
Crew
Food
Overall
Comfort
Entertainment
Reviews
Mohameed,Nov 2025
LAS - YYZ
Boarding
Crew
Food
Overall
Comfort
Entertainment
Reviews
Mohameed,Nov 2025
LAS - YYZ
Boarding
Crew
Food
Overall
Comfort
Entertainment
Reviews
Mohameed,Nov 2025
LAS - YYZ
Related info for your journey
Find useful and relevant information for your journey from Canada to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Washington, D.C. Dulles Intl Airport?
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Alternative routes for Canada to Dulles Intl
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from Canada to Dulles Intl
Discover the top 5 airlines that operate flights from Canada to Dulles Intl. 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 January 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$129 | Average$357 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$145 | Average$234 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$146 | Average$452 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$174 | Average$281 | FlexibilityNo cancel fee | On-time52% | |
| Cheapest$236 | Average$549 | FlexibilityNo cancel fee | On-time60% |