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Washington, D.C.

$148+ Cheap flights from Pierre Elliott Trudeau Intl (YUL) to Washington, D.C. (WAS)

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 10/30. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — WAS
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Montreal Pierre Elliott Trudeau Intl to Washington, D.C. are usually found in July or September, booked 50 days in advance, depart on a Thursday or Saturday and return on a Thursday

Cheap flight deals from Pierre Elliott Trudeau Intl to Washington, D.C.

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) to Washington, D.C. (WAS). 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

$246
(Trip.com)

One-way from

$148
(Kiwi.com)

Popular in

December

Cheapest in

July

Average price

$281

Good round-trip deal

$269 or less

Good one-way deal

$262 or less
From Montreal Pierre Elliott Trudeau Intl to Washington, D.C. (WAS)
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One-way flight from Montreal Pierre Elliott Trudeau Intl to Washington, D.C. (WAS)
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Highest demand for flights based on searches. 9% potential increase in price ($36 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 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 Montreal Pierre Elliott Trudeau Intl to Washington, D.C. (WAS).
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Price to beat on a one-way flight from Montreal Pierre Elliott Trudeau Intl to Washington, D.C. (WAS).
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Find flight deals from Pierre Elliott Trudeau Intl to Washington, D.C.

Cheapest flights from Pierre Elliott Trudeau Intl to Washington, D.C.
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Washington, D.C.. 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.
Thu 10/910:45 amYUL - IAD
1 stop4h 21mPorter Airlines
Mon 10/134:20 pmIAD - YUL
1 stop3h 50mPorter Airlines
Deal found 9/9$246
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 9/238:15 amYUL - DCA
1 stop3h 53mAir Canada
Sun 9/286:00 amDCA - YUL
Nonstop1h 49mAir Canada
Deal found 9/9$247
This Trip.com deal was found by Cheapflights users on 9/11. 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.
Thu 9/2510:45 amYUL - IAD
1 stop4h 21mPorter Airlines
Tue 9/304:20 pmIAD - YUL
1 stop3h 50mPorter Airlines
Deal found 9/11$248
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/258:15 amYUL - DCA
1 stop3h 53mAir Canada
Sun 9/286:59 amDCA - YUL
1 stop5h 21mAir Canada
Deal found 9/9$248
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2710:45 amYUL - IAD
1 stop4h 21mPorter Airlines
Mon 9/294:20 pmIAD - YUL
1 stop5h 55mPorter Airlines
Deal found 9/10$249
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.
Sat 11/88:55 amYUL - IAD
1 stop3h 34mPorter Airlines
Sun 11/96:30 pmIAD - YUL
1 stop4h 15mPorter Airlines
Deal found 9/9$250
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/710:45 amYUL - IAD
1 stop4h 21mPorter Airlines
Mon 10/134:20 pmIAD - YUL
1 stop3h 50mPorter Airlines
Deal found 9/9$251
This Porter Airlines 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/238:55 amYUL - IAD
1 stop6h 11mPorter Airlines
Wed 10/14:20 pmIAD - YUL
1 stop5h 55mPorter Airlines
Deal found 9/9$252
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.
Mon 10/208:15 amYUL - DCA
1 stop3h 53mAir Canada
Mon 10/2712:55 pmDCA - YUL
1 stop6h 19mAir Canada
Deal found 9/9$252
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/215:10 pmYUL - DCA
1 stop5h 25mAir Canada
Sun 11/2312:55 pmDCA - YUL
1 stop6h 19mAir Canada
Deal found 9/9$253
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 10/219:15 amYUL - IAD
1 stop4h 23mAir Canada
Sun 10/269:45 amIAD - YUL
Nonstop1h 53mAir Canada
Deal found 9/9$254
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.
Wed 10/222:00 pmYUL - DCA
Nonstop1h 51mAir Canada
Sat 10/2511:00 amDCA - YUL
1 stop4h 20mAir Canada
Deal found 9/9$254

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl to Washington, D.C. 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 Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. that are best for you.

Fly from

Pierre Elliott Trudeau Intl

Fly to

Washington, D.C.

Route

Depart

Return

Price

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Fri 10/24

8:15 am-12:08 pm

1 stop3h 53m

Washington, D.C. Reagan-National

Sun 10/26

6:00 am-7:45 am

Nonstop1h 45m

$247

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 9/25

5:00 am-9:38 am

1 stop4h 38m

Washington, D.C. Dulles Intl

Wed 10/1

9:35 am-11:28 am

Nonstop1h 53m

$254

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Wed 10/1

8:15 am-12:08 pm

1 stop3h 53m

Washington, D.C. Reagan-National

Sun 10/12

6:00 am-7:49 am

Nonstop1h 49m

$262

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sat 10/11

10:45 am-3:06 pm

1 stop4h 21m

Washington, D.C. Dulles Intl

Sat 10/18

4:20 pm-8:10 pm

1 stop3h 50m

$264

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 9/25

10:45 am-3:06 pm

1 stop4h 21m

Washington, D.C. Dulles Intl

Mon 9/29

4:20 pm-8:10 pm

1 stop3h 50m

$267

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 11/20

6:45 am-10:24 am

1 stop3h 39m

Washington, D.C. Dulles Intl

Sun 11/23

11:40 am-5:45 pm

1 stop6h 05m

$267

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 11/21

7:00 pm-8:54 pm

Nonstop1h 54m

Washington, D.C. Dulles Intl

Tue 11/25

9:45 am-11:30 am

Nonstop1h 45m

$267

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Sat 11/22

8:00 pm-9:56 pm

Nonstop1h 56m

Washington, D.C. Reagan-National

Sat 11/29

6:00 am-7:45 am

Nonstop1h 45m

$268

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Wed 9/24

7:00 am-4:27 pm

2 stops9h 27m

Washington, D.C. Dulles Intl

Mon 9/29

3:31 pm-11:56 pm

1 stop8h 25m

$273

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Tue 9/23

6:00 am-2:33 pm

2 stops8h 33m

Washington, D.C. Dulles Intl

Wed 10/1

10:07 am-5:50 pm

1 stop7h 43m

$273

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

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The best insider tips for Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. 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 Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. trip
Airports
YUL

Use YULExpress to pre-book security fast track up to 72 hours before departure for a smoother experience.

Read more about YULby John Walton
DCA

DCA has a dedicated Metro stop on the Yellow and Blue lines, making it the most affordable transport option.

Read more about DCAby Emily Zemler
IAD

Take the Silver Line Metro from IAD to downtown D.C. in under 40 minutes for a cost-effective option.

Read more about IADby Ramsey Qubein
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
Ramsey Qubein

Ramsey Qubein

Expert on IAD

Ramsey Qubein

Ramsey Qubein

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.

Read more

Best time to book a flight from Pierre Elliott Trudeau Intl to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Pierre Elliott Trudeau 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 Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C.

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

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

To ensure you get the cheapest price possible for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C., you should look to book at least 50 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 Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. (average of $292). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. in April is currently the most expensive (average of $337). 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 YUL to WAS?

Find hourly flight availability from Pierre Elliott Trudeau Intl to Washington, D.C.. 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 typically best to fly out from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. in the afternoon. Doing so could potentially save you 17% on the flight price compared to flying at noon, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from Pierre Elliott Trudeau Intl to Washington, D.C.. Price data was last updated on December 16, 2024.

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

Weekly flight availability from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C.

Explore weekly flight availability from Pierre Elliott Trudeau Intl to Washington, D.C.. 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 September 11, 2025.

The most flights from YUL to WAS are scheduled on a Wednesday (15 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (12 on average).

How much does it cost to fly round-trip from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C.?

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated September 11, 2025.
Read reviews from past customers who have flown Porter Airlines, United Airlines, and Air Canada from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C.. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
7.9
Good
363 reviews

Overall

7.9

Comfort

7.9

Boarding

8.1

Crew

8.6

Food

7.6

Entertainment

7.0

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
7.9
Good
363 reviews
Porter Airlines
7.9
Good
363 reviews

Overall

7.9

Comfort

7.9

Boarding

8.1

Crew

8.6

Food

7.6

Entertainment

7.0

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
8,937 reviews
Porter Airlines
7.9
Good
363 reviews

Overall

7.9

Comfort

7.9

Boarding

8.1

Crew

8.6

Food

7.6

Entertainment

7.0

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
10,000 reviews
Porter Airlines
7.9
Good
363 reviews

Overall

7.9

Comfort

7.9

Boarding

8.1

Crew

8.6

Food

7.6

Entertainment

7.0

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 Pierre Elliott Trudeau Intl to Washington, D.C.. 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 Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C.?

    For as low as $247, Air Canada can have you in Washington, D.C. from Montreal Pierre Elliott Trudeau Intl Airport in 3h 53m. The distance from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. is about 486 mi. This flight may include one or multiple stops.

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

    Porter Airlines, at $202, was found to be the cheapest airline from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C..Alternate airlines to your destination round-trip include Air Canada and United Airlines. You may be able to fly from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. for 41% less than the average price by searching for these airlines.

  • What are the most popular routes from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C.?

    When deciding which route to take from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. consider Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Reagan-National, Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Dulles Intl or Montreal Pierre Elliott Trudeau Intl - Baltimore/Washington as they are the most popular.

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

    Consider Sun Country Air (100%), Avianca (87%) or Copa Airlines (86%) when booking your flight. These represent the most reliable airlines when flying from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C..

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

    While on average a flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. is generally $737, our data shows the cheapest flight currently is $161. When looking at the most popular route, (Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Reagan-National), you can expect to pay $257 for that flight.

  • Can I find deals for flights from Pierre Elliott Trudeau Intl to Washington, D.C. that include hotel bookings?

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

  • How can I find direct flights from Pierre Elliott Trudeau Intl to Washington, D.C.?

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

  • Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Washington, D.C.?

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Washington, D.C. 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 Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C.?

    Currently, August is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. (average of $292). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. in April is currently the most expensive (average of $337). 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 Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Woodbridge
Alexandria
Arlington
Tysons
Silver Spring
Springfield
Gaithersburg
Fredericksburg
Linthicum Heights
Fairfax
Falls Church
Owings Mills
Manassas
Rockville
Hanover
Oxon Hill
Laurel
Towson
Dundalk
National Harbor

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Alternative routes for Pierre Elliott Trudeau Intl to Washington, D.C.

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

Top 4 airlines flying from Pierre Elliott Trudeau Intl to Washington, D.C.

Discover the top 4 airlines that operate flights from Pierre Elliott Trudeau Intl to Washington, D.C.. 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
Porter AirlinesCheapest$202Average$369FlexibilityNo cancel feeOn-time52%
Air CanadaCheapest$220Average$318FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$246Average$518FlexibilityNo cancel feeOn-time69%
DeltaCheapest$275Average$398FlexibilityNo cancel feeOn-timeN/A

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