Pierre Elliott Trudeau Intl

$118+ Cheap flights from Dulles Intl (IAD) to Pierre Elliott Trudeau Intl (YUL)

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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YUL
Feb 20 — Feb 271
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Find cheap flights from Dulles Intl to Pierre Elliott Trudeau Intl with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Montreal Pierre Elliott Trudeau Intl are usually found in March or January, booked 80 days in advance, depart on a Thursday or Friday and return on a Tuesday

Cheap flight deals from Dulles Intl to Pierre Elliott Trudeau Intl

Cheapest flights from Dulles Intl to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Dulles Intl to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1911:40 am
IAD
-
YUL
1 stop4h 50m
Porter Airlines
Mon 2/236:45 am
YUL
-
IAD
1 stop3h 37m
Porter Airlines
Deal found 1/20$280
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/811:40 am
IAD
-
YUL
1 stop4h 50m
Porter Airlines
Sat 2/148:55 am
YUL
-
IAD
1 stop3h 39m
Porter Airlines
Deal found 1/20$282
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2311:40 am
IAD
-
YUL
1 stop6h 05m
Porter Airlines
Thu 2/266:45 am
YUL
-
IAD
1 stop3h 37m
Porter Airlines
Deal found 1/20$284
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1211:40 am
IAD
-
YUL
1 stop4h 50m
Porter Airlines
Sun 2/151:40 pm
YUL
-
IAD
1 stop3h 34m
Porter Airlines
Deal found 1/20$286
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/28:15 am
IAD
-
YUL
2 stops36h 37m
Multiple Airlines
Mon 3/96:50 am
YUL
-
IAD
1 stop3h 34m
Multiple Airlines
Deal found 1/20$289
This Flightnetwork deal was found by Cheapflights users on 1/21. 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 2/2611:40 am
IAD
-
YUL
1 stop6h 05m
Multiple Airlines
Fri 3/67:00 pm
YUL
-
IAD
Nonstop1h 54m
Multiple Airlines
Deal found 1/21$290
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:30 pm
IAD
-
YUL
1 stop4h 15m
Porter Airlines
Sun 3/110:55 am
YUL
-
IAD
1 stop6h 19m
Porter Airlines
Deal found 1/20$292
This Booking.com deal was found by Cheapflights users on 1/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/289:45 am
IAD
-
YUL
Nonstop1h 45m
Air Canada
Sat 3/77:00 pm
YUL
-
IAD
Nonstop1h 54m
Air Canada
Deal found 1/21$293
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/69:35 am
IAD
-
YUL
2 stops15h 00m
Multiple Airlines
Sun 2/151:40 pm
YUL
-
IAD
1 stop3h 34m
Multiple Airlines
Deal found 1/20$294
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2611:40 am
IAD
-
YUL
1 stop4h 50m
Porter Airlines
Sun 3/110:55 am
YUL
-
IAD
1 stop6h 19m
Porter Airlines
Deal found 1/20$298

Find flight deals from Dulles Intl to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Pierre Elliott Trudeau Intl (YUL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$280
(Kiwi.com)

One-way from

$118
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$302

Good round-trip deal

$489 or less

Good one-way deal

$193 or less
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Montreal Pierre Elliott Trudeau Intl flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Montreal Pierre Elliott Trudeau Intl flights.
From Washington, D.C. Dulles Intl to Montreal Pierre Elliott Trudeau Intl
One-way flight from Washington, D.C. Dulles Intl to Montreal Pierre Elliott Trudeau Intl
Highest demand for flights based on searches. 1% potential increase in price ($5 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Average for round-trip flights in January 2026
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Montreal Pierre Elliott Trudeau Intl.
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Montreal Pierre Elliott Trudeau Intl.

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Pierre Elliott Trudeau Intl 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 January 21, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Dulles Intl

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 2/19

11:40 am-4:30 pm

1 stop4h 50m

Montreal Pierre Elliott Trudeau Intl

Sun 2/22

11:25 am-5:14 pm

1 stop5h 49m

$312

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 3/20

9:55 am-11:40 am

Nonstop1h 45m

Montreal Pierre Elliott Trudeau Intl

Sun 3/22

7:00 pm-8:54 pm

Nonstop1h 54m

$343

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sun 3/29

6:30 pm-10:45 pm

1 stop4h 15m

Montreal Pierre Elliott Trudeau Intl

Sat 4/11

8:55 am-12:29 pm

1 stop3h 34m

$345

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 2/19

9:45 am-11:30 am

Nonstop1h 45m

Montreal Pierre Elliott Trudeau Intl

Sun 2/22

11:10 am-3:49 pm

1 stop4h 39m

$356

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sun 3/29

9:00 am-1:21 pm

1 stop4h 21m

Montreal Pierre Elliott Trudeau Intl

Sat 4/11

5:50 pm-7:40 pm

Nonstop1h 50m

$356

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 5/15

10:08 pm-12:13 am

Nonstop2h 05m

Montreal Pierre Elliott Trudeau Intl

Sun 5/17

9:15 am-11:17 am

Nonstop2h 02m

$371

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Mon 2/9

1:15 pm-3:16 pm

Nonstop2h 01m

Montreal Pierre Elliott Trudeau Intl

Thu 2/12

2:13 pm-4:21 pm

Nonstop2h 08m

$371

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 3/20

5:46 pm-7:48 pm

Nonstop2h 02m

Montreal Pierre Elliott Trudeau Intl

Mon 3/23

2:13 pm-4:21 pm

Nonstop2h 08m

$371

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sun 2/8

5:48 pm-7:48 pm

Nonstop2h 00m

Montreal Pierre Elliott Trudeau Intl

Thu 2/12

9:15 am-11:29 am

Nonstop2h 14m

$371

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sun 2/8

1:15 pm-3:16 pm

Nonstop2h 01m

Montreal Pierre Elliott Trudeau Intl

Wed 2/11

2:13 pm-4:24 pm

Nonstop2h 11m

$371

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Showing 1-10 of 20 results
1
2

Compare providers for flights from Dulles Intl to Pierre Elliott Trudeau Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Pierre Elliott Trudeau Intl in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Montreal Pierre Elliott Trudeau Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Dulles Intl Airport-Montreal Pierre Elliott Trudeau Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Montreal Pierre Elliott Trudeau Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Montreal Pierre Elliott Trudeau Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Montreal Pierre Elliott Trudeau Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl 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 Montreal Pierre Elliott Trudeau Intl Airport

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau 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 January 16, 2026.

The price you pay for your flight from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 80 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 to Montreal Pierre Elliott Trudeau Intl Airport?

Currently, March is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport (average of $112). Flying from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport in December is currently the most expensive (average of $260). 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 YUL?

Find hourly flight availability from Dulles Intl to Pierre Elliott Trudeau 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 21, 2026.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport in the evening. If you’re flexible enough to do this you can expect to save up to 28% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Pierre Elliott Trudeau Intl. Price data was last updated on January 17, 2026.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport flight should consider departing on Thursday evenings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport trip
Our travel experts
John Walton

John Walton

Expert on YUL

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Ramsey Qubein

Ramsey Qubein

Expert on IAD

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Reviews of airlines servicing Pierre Elliott Trudeau Intl

Get insights into the airlines that provide service to Pierre Elliott Trudeau 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 Pierre Elliott Trudeau Intl. Reviews last updated January 21, 2026.
Read through reviews of airlines operating flights from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport, such as Porter Airlines, United Airlines, and Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.2

Overall

7.9

Comfort

7.9

Crew

8.6

Entertainment

6.9

Food

7.5

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Boarding

8.2

Overall

7.9

Comfort

7.9

Crew

8.6

Entertainment

6.9

Food

7.5

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Boarding

8.2

Overall

7.9

Comfort

7.9

Crew

8.6

Entertainment

6.9

Food

7.5

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Boarding

8.2

Overall

7.9

Comfort

7.9

Crew

8.6

Entertainment

6.9

Food

7.5

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Pierre Elliott Trudeau Intl. 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 Montreal Pierre Elliott Trudeau Intl Airport?

    A quick flight from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport can take about 1h 45m. Porter Airlines provides one of the quickest options available for as low as $343. The distance between Washington, D.C. Dulles Intl Airport and Montreal Pierre Elliott Trudeau Intl Airport is about 488 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 flying from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport round-trip?

    According to our current data, Air Canada ($117), Porter Airlines ($150), and United Airlines ($162) offers the cheapest pricing from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport. Air Canada is priced at 66% lower than the current average price of a flight leaving 3 months from now.

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

    One-way options have recently been found by users for as low as $95 on Air Canada. Other airlines that offer cheap prices include Porter Airlines from $106 and United Airlines from $137 one-way.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport?

    Consider Jazz (84%), Avianca (80%) or Air Canada (79%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport.

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport?

    Looking for the cheapest flight from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport? While on average our users pay $961, our data indicates the cheapest price to be $118. The most popular route (Washington, D.C. Dulles Intl - Montreal Pierre Elliott Trudeau Intl), is priced around $268.

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

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

  • How can I find direct flights from Dulles Intl to Pierre Elliott Trudeau Intl?

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

  • Can I find deals for business class flights from Dulles Intl to Pierre Elliott Trudeau Intl?

    Yes. Cheapflights offers flight deals from Dulles Intl to Pierre Elliott Trudeau Intl 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 Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, March is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport (average of $112). Flying from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport in December is currently the most expensive (average of $260). 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

Traveling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Laval
Longueuil
Brossard
Dorval

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Alternative routes for Dulles Intl to Pierre Elliott Trudeau Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Dulles Intl to Pierre Elliott Trudeau Intl

Discover the top 3 airlines that operate flights from Dulles Intl to Pierre Elliott Trudeau 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 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$117Average$360FlexibilityNo cancel feeOn-time67%
Porter AirlinesCheapest$150Average$296FlexibilityNo cancel feeOn-time52%
United AirlinesCheapest$162Average$393FlexibilityNo cancel feeOn-time69%

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