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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. from C$ 228

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 7/1. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — WAS
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Montreal Pierre Elliott Trudeau Intl to Washington, D.C. are usually found in July or September, booked 37 days in advance, depart on a Friday or Saturday and return on a Friday

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

Enter your travel dates to find the best prices.

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 12 December 2025.

Wed 31/126:45 a.m.YUL - IAD
1 stop3h 39mPorter Airlines
Fri 2/111:35 a.m.IAD - YUL
1 stop4h 55mPorter Airlines
Deal found 9/12C$ 356
Fri 26/121:40 p.m.YUL - IAD
1 stop3h 34mPorter Airlines
Sat 27/126:30 p.m.IAD - YUL
1 stop4h 15mPorter Airlines
Deal found 11/12C$ 393
Tue 30/126:45 a.m.YUL - IAD
1 stop3h 39mPorter Airlines
Fri 2/111:35 a.m.IAD - YUL
1 stop6h 10mPorter Airlines
Deal found 10/12C$ 400
Thu 18/126:45 a.m.YUL - IAD
1 stop3h 39mPorter Airlines
Thu 8/111:35 a.m.IAD - YUL
1 stop6h 10mPorter Airlines
Deal found 10/12C$ 422
Wed 24/126:45 a.m.YUL - IAD
1 stop3h 39mPorter Airlines
Sat 27/126:30 p.m.IAD - YUL
1 stop4h 15mPorter Airlines
Deal found 11/12C$ 425
Wed 24/126:45 a.m.YUL - IAD
1 stop3h 39mPorter Airlines
Wed 31/1211:40 a.m.IAD - YUL
1 stop3h 40mPorter Airlines
Deal found 11/12C$ 428
Tue 23/1211:25 a.m.YUL - IAD
1 stop5h 49mPorter Airlines
Fri 26/1211:40 a.m.IAD - YUL
1 stop6h 05mPorter Airlines
Deal found 11/12C$ 429
Fri 26/121:40 p.m.YUL - IAD
1 stop3h 34mPorter Airlines
Tue 30/1211:40 a.m.IAD - YUL
1 stop3h 40mPorter Airlines
Deal found 9/12C$ 439
Thu 25/1210:10 a.m.YUL - IAD
1 stop10h 16mAir Canada
Thu 1/19:45 a.m.IAD - YUL
Nonstop1h 53mAir Canada
Deal found 10/12C$ 441
Sun 21/128:25 a.m.YUL - DCA
Nonstop1h 56mAir Canada
Sun 18/14:15 p.m.DCA - YUL
Nonstop1h 40mAir Canada
Deal found 11/12C$ 468
Thu 18/128:50 a.m.YUL - DCA
1 stop3h 29mAir Canada
Thu 8/16:59 a.m.DCA - YUL
1 stop5h 23mAir Canada
Deal found 10/12C$ 491
Sun 21/128:00 p.m.YUL - DCA
Nonstop1h 56mAir Canada
Fri 2/16:59 a.m.DCA - YUL
1 stop4h 23mAir Canada
Deal found 10/12C$ 501

Find 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 12 December 2025.

Round-trip from

C$ 327

One-way from

C$ 228

Popular in

January

Cheapest in

July

Average price

C$ 501

Good round-trip deal

C$ 519 or less

Good one-way deal

C$ 307 or less
Air Canada
  • Air Canada
  • 25/1-1/2
  • Nonstop
  • 3h 38m total
  • Montreal to Washington, D.C.
Search Deals
7/1
  • 7/1
  • 2 total stops
  • 25h 46m total
  • Montreal to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Montreal Pierre Elliott Trudeau Intl to Washington, D.C. (WAS).
Search Deals
Price to beat on a one-way flight from Montreal Pierre Elliott Trudeau Intl to Washington, D.C. (WAS).
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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 629,999 searches. Data last updated 12 December 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

Thu 23/4

8:00 p.m.-9:53 p.m.

Nonstop1h 53m

Washington, D.C. Reagan-National

Sun 26/4

12:55 p.m.-7:06 p.m.

1 stop6h 11m

C$ 382

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 15/1

2:45 p.m.-8:37 p.m.

1 stop5h 52m

Washington, D.C. Dulles Intl

Sun 18/1

6:00 a.m.-12:04 p.m.

1 stop6h 04m

C$ 393

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 15/1

9:34 a.m.-8:37 p.m.

2 stops11h 03m

Washington, D.C. Dulles Intl

Mon 19/1

6:00 a.m.-11:45 a.m.

1 stop5h 45m

C$ 393

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Sun 25/1

12:50 p.m.-8:32 p.m.

1 stop7h 42m

Washington, D.C. Reagan-National

Sun 1/2

9:54 a.m.-3:57 p.m.

1 stop6h 03m

C$ 393

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Sat 24/1

2:25 p.m.-6:51 p.m.

1 stop4h 26m

Washington, D.C. Reagan-National

Sat 31/1

12:20 p.m.-11:12 p.m.

2 stops10h 52m

C$ 393

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Thu 8/1

9:34 a.m.-6:27 p.m.

2 stops8h 53m

Washington, D.C. Reagan-National

Sun 11/1

6:05 a.m.-1:42 p.m.

1 stop7h 37m

C$ 393

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Thu 15/1

2:15 p.m.-6:50 p.m.

1 stop4h 35m

Washington, D.C. Reagan-National

Mon 19/1

6:00 a.m.-1:22 p.m.

1 stop7h 22m

C$ 393

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Wed 24/12

6:45 a.m.-10:24 a.m.

1 stop3h 39m

Washington, D.C. Dulles Intl

Sat 27/12

6:30 p.m.-10:45 p.m.

1 stop4h 15m

C$ 425

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 6/3

9:29 a.m.-8:45 p.m.

2 stops11h 16m

Washington, D.C. Dulles Intl

Tue 10/3

2:07 p.m.-11:40 p.m.

1 stop9h 33m

C$ 430

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Tue 17/3

9:20 a.m.-6:30 p.m.

2 stops9h 10m

Washington, D.C. Dulles Intl

Fri 20/3

3:35 p.m.-11:59 p.m.

1 stop8h 24m

C$ 430

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/12

Showing 1-10 of 43 results
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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 5 December 2025.

The price you pay for your flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. may vary depending on when you book. For the best chance of a lower fare, look to book 37 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 Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C.?

Currently, June is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. (average of C$ 197). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. in November is currently the most expensive (average of C$ 353). 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 12 December 2025.

When flying from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C., 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 39% versus a flight in the evening.

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 16 December 2024.

Travelers seeking maximum savings on their Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. flight should consider departing on Saturday afternoons when fares are most often at their lowest. Tuesday 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 12 December 2025.

The most flights from YUL to WAS are scheduled on a Monday (15 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (13 on average).

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 12 December 2025.
Read through reviews of airlines operating flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C., such as Porter Airlines,United Airlines, andAir Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
397 reviews
Check prices

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Food

7.6

Entertainment

7.0

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
Porter Airlines
8.0
Very good
397 reviews
Porter Airlines
8.0
Very good
397 reviews
Check prices

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Food

7.6

Entertainment

7.0

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
United Airlines
7.4
Good
9,095 reviews
Porter Airlines
8.0
Very good
397 reviews
Check prices

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Food

7.6

Entertainment

7.0

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
Air Canada
7.1
Good
10,514 reviews
Porter Airlines
8.0
Very good
397 reviews
Check prices

Boarding

8.2

Overall

8.0

Comfort

8.0

Crew

8.6

Food

7.6

Entertainment

7.0

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 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.?

    Air Canada and Delta can get you from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. in just under 1h 53m. Your travel time can differ by up to 3h 59m. Airlines will cover a distance of 782 km. Both multi-stop and direct flights can be found to your destination and back.

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

    Cheapflights users have booked flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. round-trip from C$ 263. Other airlines that can offer you cheap pricing are Porter Airlines, from C$ 299, and Air Canada, from C$ 316. Users have found that United Airlines is 42% cheaper than the other options available to this destination.

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

    The cheapest airline one-way is Porter Airlines, with whom users have recently found tickets for as low as C$ 187. However, be on the lookout for offers from Air Canada and United Airlines, as they are both options that can get you from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. for a low price.

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

    The most popular route from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. is Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Dulles Intl. You may also consider Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Reagan-National or Montreal Pierre Elliott Trudeau Intl - Baltimore/Washington.

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

    Consider Copa Airlines (90%), Avianca (89%) or Republic Airways (88%) 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.?

    On average you can expect to pay C$ 1,527 for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C.. The cheapest flight overall is C$ 232 while the most popular route, (Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Dulles Intl) is currently priced at C$ 299.

  • 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, June is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. (average of C$ 197). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. in November is currently the most expensive (average of C$ 353). 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

Travelling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Silver Spring
Hanover
Fairfax
Reston
Ellicott City
Oxon Hill
Gaithersburg
Arlington
Herndon
Manassas
Fredericksburg
Alexandria
Rockville

Browse thousands of different options on Cheapflights for your next trip

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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 Dulles Intl flights
Pierre Elliott Trudeau Intl to Reagan-National flights

Top 5 airlines flying from Pierre Elliott Trudeau Intl to Washington, D.C.

Discover the top 5 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 629,999 searches. Data last updated 12 December 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 211AverageC$ 397FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Porter AirlinesCheapestC$ 299AverageC$ 371FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 321AverageC$ 469FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 377AverageC$ 473FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 494AverageC$ 657FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Pierre Elliott Trudeau Intl to Washington, D.C.?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Washington, D.C. from Pierre Elliott Trudeau Intl today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Pierre Elliott Trudeau Intl to Washington, D.C.?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Pierre Elliott Trudeau Intl to Washington, D.C. for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Pierre Elliott Trudeau Intl to Washington, D.C. with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Pierre Elliott Trudeau Intl to Washington, D.C. flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Pierre Elliott Trudeau Intl to Washington, D.C. become cheaper?

Of course! You can now track prices for flights from Pierre Elliott Trudeau Intl to Washington, D.C. and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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