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Pierre Elliott Trudeau Intl

$130+ Cheap flights from Reagan-National (DCA) 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 11/28. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — YUL
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to Montreal Pierre Elliott Trudeau Intl are usually found in February or January, booked 67 days in advance, depart on a Thursday or Friday and return on a Thursday

Cheap flight deals from Reagan-National to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) 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 September 11, 2025.

Round-trip from

$285
(Mytrip)

One-way from

$130
(Delta)

Popular in

December

Cheapest in

February

Average price

$327

Good round-trip deal

$395 or less

Good one-way deal

$193 or less
From Washington, D.C. Reagan-National to Montreal Pierre Elliott Trudeau Intl
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One-way flight from Washington, D.C. Reagan-National to Montreal Pierre Elliott Trudeau Intl
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Highest demand for flights based on searches. 8% potential increase in price ($36 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Washington, D.C. Reagan-National to Montreal Pierre Elliott Trudeau Intl.
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Price to beat on a one-way flight from Washington, D.C. Reagan-National to Montreal Pierre Elliott Trudeau Intl.
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Find flight deals from Reagan-National to Pierre Elliott Trudeau Intl

Cheapest flights from Reagan-National to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Reagan-National to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Trip.com deal was found by Cheapflights users on 9/9. 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 10/248:40 pmDCA - YUL
1 stop5h 10mAir Canada
Fri 10/312:00 pmYUL - DCA
Nonstop1h 56mAir Canada
Deal found 9/9$269
This Air Canada deal was found by Cheapflights users on 9/9. 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.
Sat 10/411:00 amDCA - YUL
1 stop6h 20mAir Canada
Sat 10/48:00 pmYUL - DCA
Nonstop1h 51mAir Canada
Deal found 9/9$271
This Vliegwinkel deal was found by Cheapflights users on 9/10. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/254:35 pmDCA - YUL
Nonstop1h 50mAir Canada
Sat 11/18:00 pmYUL - DCA
Nonstop1h 56mAir Canada
Deal found 9/10$286
This Air Canada deal was found by Cheapflights users on 9/9. 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.
Tue 10/76:00 amDCA - YUL
Nonstop1h 49mAir Canada
Wed 10/158:30 amYUL - DCA
Nonstop1h 50mAir Canada
Deal found 9/9$293
This Air Canada deal was found by Cheapflights users on 9/9. 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.
Thu 11/66:59 amDCA - YUL
1 stop5h 23mAir Canada
Sun 11/98:30 amYUL - DCA
Nonstop1h 56mAir Canada
Deal found 9/9$305
This Air Canada deal was found by Cheapflights users on 9/9. 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.
Thu 10/28:40 pmDCA - YUL
1 stop5h 10mAir Canada
Mon 10/68:15 amYUL - DCA
1 stop3h 53mAir Canada
Deal found 9/9$310
This Flightnetwork deal was found by Cheapflights users on 9/10. 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 10/26:00 amDCA - YUL
Nonstop1h 49mAir Canada
Sun 10/58:15 amYUL - DCA
1 stop3h 53mAir Canada
Deal found 9/10$313

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National 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 September 11, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Reagan-National

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Fri 11/21

12:55 pm-7:14 pm

1 stop6h 19m

Montreal Pierre Elliott Trudeau Intl

Sun 11/23

8:00 pm-9:56 pm

Nonstop1h 56m

$298

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Thu 11/6

12:42 pm-11:48 pm

2 stops11h 06m

Montreal Pierre Elliott Trudeau Intl

Mon 11/10

12:45 pm-9:43 pm

1 stop8h 58m

$328

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Sat 10/25

3:05 pm-11:48 pm

2 stops8h 43m

Montreal Pierre Elliott Trudeau Intl

Tue 10/28

7:00 am-5:48 pm

1 stop10h 48m

$328

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Tue 9/23

6:00 am-11:34 am

1 stop5h 34m

Montreal Pierre Elliott Trudeau Intl

Wed 10/1

6:00 am-2:25 pm

2 stops8h 25m

$328

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Wed 9/24

12:00 pm-11:18 pm

1 stop11h 18m

Montreal Pierre Elliott Trudeau Intl

Wed 10/1

7:00 am-4:35 pm

2 stops9h 35m

$328

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Tue 11/11

6:00 am-1:28 pm

1 stop7h 28m

Montreal Pierre Elliott Trudeau Intl

Sun 11/16

8:30 am-10:26 am

Nonstop1h 56m

$337

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Sat 9/27

6:00 am-1:09 pm

1 stop7h 09m

Montreal Pierre Elliott Trudeau Intl

Mon 9/29

8:15 am-12:08 pm

1 stop3h 53m

$342

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Thu 10/2

10:30 am-9:29 pm

1 stop10h 59m

Montreal Pierre Elliott Trudeau Intl

Mon 10/6

8:15 am-12:08 pm

1 stop3h 53m

$342

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Tue 11/25

1:45 pm-6:40 pm

1 stop4h 55m

Montreal Pierre Elliott Trudeau Intl

Tue 12/2

2:26 pm-11:07 pm

2 stops8h 41m

$345

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Thu 10/2

6:00 am-1:09 pm

1 stop7h 09m

Montreal Pierre Elliott Trudeau Intl

Tue 10/7

5:00 am-8:59 am

1 stop3h 59m

$349

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 21 results
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The best insider tips for Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport trip
Airports
DCA

For a stress-free departure from DCA, reserve parking online as lots fill up quickly, especially during busy times.

Read more about DCAby Emily Zemler
YUL

Upon arrival at YUL, take the Line 747 bus for an affordable ride to downtown Montreal, running every 10 to 15 minutes.

Read more about YULby John Walton
Our travel experts
John Walton

John Walton

Expert on YUL

John Walton

John Walton

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.

Read more
Emily Zemler

Emily Zemler

Expert on DCA

Emily Zemler

Emily Zemler

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more

Best time to book a flight from Reagan-National to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Reagan-National 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. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport

How far ahead should I book a flight from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Reagan-National to Pierre Elliott Trudeau Intl. Price data was last updated on August 29, 2025.

To ensure you get the cheapest price possible for a flight from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport, you should look to book at least 66 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.

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport (average of $270). Flying from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport in July is currently the most expensive (average of $409). 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 DCA to YUL?

Find hourly flight availability from Reagan-National 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 September 11, 2025.

It’s optimal to fly from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport at noon. By choosing this option you can save up to 76% on the cost of your flight, compared to a flight in the afternoon.

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 September 11, 2025.
Read through reviews of airlines operating flights from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport, such as United Airlines and Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.1
Good
10,000 reviews
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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

    Airlines like Air Canada and Delta fly from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport in about 6h 19m. The time it takes to get you to your destination can typically vary by up to 4h 47m. There are 486 mi between Washington, D.C. Reagan-National Airport and Montreal Pierre Elliott Trudeau Intl Airport. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport round-trip?

    Currently priced at $150, Air Canada will fly you from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on United Airlines for as low as $251. Users have found that Air Canada is 61% cheaper than the other options available to this destination.

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

    The top 3 most reliable airlines when flying from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport are Air Canada (77%), Jazz (77%) and United Airlines (77%).

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

    Looking at all options, your cheapest flight can be booked for $137. While the most popular route (Washington, D.C. Reagan-National - Montreal Pierre Elliott Trudeau Intl) can be booked for $283 on average, our data indicates $769 when flying from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport.

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

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

  • How can I find direct flights from Reagan-National 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 Reagan-National to Pierre Elliott Trudeau Intl.

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

    Yes. Cheapflights offers flight deals from Reagan-National 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. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport (average of $270). Flying from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport in July is currently the most expensive (average of $409). 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
Sherbrooke
Dorval

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Alternative routes for Reagan-National to Pierre Elliott Trudeau Intl

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Pierre Elliott Trudeau Intl flights
Baltimore to Pierre Elliott Trudeau Intl flights

Top 2 airlines flying from Reagan-National to Pierre Elliott Trudeau Intl

Discover the top 2 airlines that operate flights from Reagan-National 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$150Average$414FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$251Average$547FlexibilityNo cancel feeOn-time69%

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