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$120+ Cheap flights from Washington, D.C. (WAS) to Montreal (YMQ)

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 2/19. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — YMQ
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. to Montreal are usually found in January or February, booked 76 days in advance, depart on a Thursday or Friday and return on a Thursday

Cheap flight deals from Washington, D.C. to Montreal

Cheapest flights from Washington, D.C. to Montreal
Explore the most affordable flight options available from Washington, D.C. to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:30 pmIAD - YUL
1 stop4h 15mPorter Airlines
Wed 12/316:45 amYUL - IAD
1 stop3h 39mPorter Airlines
Deal found 12/11$303
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:30 pmIAD - YUL
1 stop4h 15mPorter Airlines
Tue 12/306:45 amYUL - IAD
1 stop3h 39mPorter Airlines
Deal found 12/11$317
This Air Canada deal was found by Cheapflights users on 12/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/288:40 pmDCA - YUL
1 stop5h 13mAir Canada
Fri 2/68:25 amYUL - DCA
Nonstop1h 58mAir Canada
Deal found 12/11$341
This Kiwi.com deal was found by Cheapflights users on 12/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:30 pmIAD - YUL
1 stop4h 15mPorter Airlines
Mon 1/51:40 pmYUL - IAD
1 stop3h 34mPorter Airlines
Deal found 12/9$342
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:30 pmIAD - YUL
1 stop4h 15mPorter Airlines
Fri 1/21:40 pmYUL - IAD
1 stop3h 34mPorter Airlines
Deal found 12/11$345
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:40 amIAD - YUL
1 stop3h 40mMultiple Airlines
Tue 1/62:45 pmYUL - IAD
1 stop5h 52mMultiple Airlines
Deal found 12/11$355
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2611:40 amIAD - YUL
1 stop4h 50mPorter Airlines
Mon 12/291:40 pmYUL - IAD
1 stop3h 34mPorter Airlines
Deal found 12/11$358
This FlightHub deal was found by Cheapflights users on 12/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2611:40 amIAD - YUL
1 stop6h 05mPorter Airlines
Tue 12/306:45 amYUL - IAD
1 stop3h 39mPorter Airlines
Deal found 12/11$363
This Air Canada deal was found by Cheapflights users on 12/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:00 amDCA - YUL
Nonstop1h 45mAir Canada
Tue 1/68:00 pmYUL - DCA
Nonstop1h 56mAir Canada
Deal found 12/11$364
This Air Canada deal was found by Cheapflights users on 12/9. 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.
Sun 12/288:40 pmDCA - YUL
1 stop5h 13mAir Canada
Mon 1/511:10 amYUL - DCA
1 stop6h 55mAir Canada
Deal found 12/9$373
This Air Canada deal was found by Cheapflights users on 12/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/319:40 amDCA - YUL
1 stop4h 42mAir Canada
Tue 1/68:00 pmYUL - DCA
Nonstop1h 56mAir Canada
Deal found 12/11$375
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:40 amIAD - YUL
1 stop3h 40mPorter Airlines
Fri 1/21:40 pmYUL - IAD
1 stop3h 34mPorter Airlines
Deal found 12/10$377

Find flight deals from Washington, D.C. to Montreal

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Montreal (YMQ). 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$256
(Kiwi.com)

One-way from

$120
(oojo)

Popular in

December

Cheapest in

January

Average price

$460

Good round-trip deal

$390 or less

Good one-way deal

$167 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Montreal (YMQ) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Montreal (YMQ) flights.
Search Deals
From Washington, D.C. (WAS) to Montreal (YMQ)
Search Deals
One-way flight from Washington, D.C. (WAS) to Montreal (YMQ)
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($11 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 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 Washington, D.C. (WAS) to Montreal (YMQ).
Search Deals
Price to beat on a one-way flight from Washington, D.C. (WAS) to Montreal (YMQ).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Montreal 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 December 12, 2025.
Use the filters below to find and compare flights from Washington, D.C. to Montreal that are best for you.

Fly from

Washington, D.C.

Fly to

Montreal

Route

Depart

Return

Price

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Wed 1/21

12:55 pm-7:14 pm

1 stop6h 19m

Montreal Pierre Elliott Trudeau Intl

Sun 1/25

1:35 pm-3:33 pm

Nonstop1h 58m

$316

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Sun 1/11

12:55 pm-7:14 pm

1 stop6h 19m

Montreal Pierre Elliott Trudeau Intl

Thu 1/15

1:10 pm-6:05 pm

1 stop4h 55m

$327

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Wed 2/25

6:00 am-7:41 am

Nonstop1h 41m

Montreal Pierre Elliott Trudeau Intl

Sun 3/1

8:25 am-10:23 am

Nonstop1h 58m

$328

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sat 1/24

6:00 am-12:12 pm

1 stop6h 12m

Montreal Pierre Elliott Trudeau Intl

Mon 1/26

6:02 pm-12:24 am

1 stop6h 22m

$335

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Tue 2/10

9:00 am-4:55 pm

1 stop7h 55m

Montreal Pierre Elliott Trudeau Intl

Fri 2/13

4:45 pm-10:57 pm

1 stop6h 12m

$335

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Sat 1/24

8:50 am-1:31 pm

1 stop4h 41m

Montreal Pierre Elliott Trudeau Intl

Mon 1/26

9:34 am-4:19 pm

1 stop6h 45m

$335

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Sat 1/24

6:00 am-11:45 am

1 stop5h 45m

Montreal Pierre Elliott Trudeau Intl

Sun 1/25

12:50 pm-8:32 pm

1 stop7h 42m

$335

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Mon 1/26

7:15 am-4:55 pm

1 stop9h 40m

Montreal Pierre Elliott Trudeau Intl

Mon 2/2

9:34 am-8:45 pm

2 stops11h 11m

$345

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 1/30

6:00 am-6:37 pm

2 stops12h 37m

Montreal Pierre Elliott Trudeau Intl

Tue 2/3

6:00 am-11:52 am

1 stop5h 52m

$345

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 1/23

7:15 am-4:55 pm

1 stop9h 40m

Montreal Pierre Elliott Trudeau Intl

Mon 1/26

9:34 am-6:21 pm

2 stops8h 47m

$345

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 59 results
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Compare providers for flights from Washington, D.C. to Montreal

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 Washington, D.C. to Montreal in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 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.-Montreal 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.-Montreal flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Montreal flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Montreal 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.-Montreal 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 Washington, D.C. to Montreal

Have a flexible travel schedule? Discover the best time to fly to Montreal from Washington, D.C. 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. to Montreal

How far ahead should I book a flight from Washington, D.C. to Montreal?

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Montreal. Price data was last updated on December 5, 2025.

The price you pay for your flight from Washington, D.C. to Montreal may vary depending on when you book. For the best chance of a lower fare, look to book 76 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. to Montreal?

Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to Montreal (average of $112). Flying from Washington, D.C. to Montreal in June is currently the most expensive (average of $250). 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 WAS to YMQ?

Find hourly flight availability from Washington, D.C. to Montreal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. to Montreal in the evening. If you’re flexible enough to do this you can expect to save up to 38% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Washington, D.C. to Montreal?

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

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

Weekly flight availability from Washington, D.C. to Montreal

Explore weekly flight availability from Washington, D.C. to Montreal. 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 December 12, 2025.

The most flights from WAS to YMQ are scheduled on a Wednesday (16 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 Montreal

Get insights into the airlines that provide service to Montreal. 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 Montreal. Reviews last updated December 12, 2025.
Read reviews from past customers who have flown Porter Airlines, United Airlines, and Air Canada from Washington, D.C. to Montreal. 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
8.0
Very good
397 reviews

Entertainment

7.0

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.6

Comfort

8.0

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

Entertainment

7.0

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.6

Comfort

8.0

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

Entertainment

7.0

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.6

Comfort

8.0

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

Entertainment

7.0

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.6

Comfort

8.0

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 Washington, D.C. to Montreal. 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. to Montreal?

    Airlines like Air Canada and Delta fly from Washington, D.C. to Montreal in about 6h 12m. The time it takes to get you to your destination can typically vary by up to 07m. Airlines will cover a distance of 488 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Washington, D.C. to Montreal round-trip?

    Our cheapest airline available from Washington, D.C. to Montreal is Air Canada. Our recent data shows that you can find tickets from as low as $122 on this airline. Additional options worth looking into are United Airlines and Porter Airlines, starting at $162 and $191 round-trip. Air Canada is currently priced 68% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Washington, D.C. to Montreal one-way?

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $95. However, be on the lookout for offers from Porter Airlines and United Airlines, as they are both options that can get you from Washington, D.C. to Montreal for a low price.

  • What are the most popular routes from Washington, D.C. to Montreal?

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

  • What are the most reliable airlines from Washington, D.C. to Montreal?

    The top 3 most reliable airlines when flying from Washington, D.C. to Montreal are Jazz (91%), Air Canada (89%) and United Airlines (89%).

  • What are the cheapest flights from Washington, D.C. to Montreal?

    Looking at all options, your cheapest flight can be booked for $127. While the most popular route (Washington, D.C. Dulles Intl - Montreal Pierre Elliott Trudeau Intl) can be booked for $233 on average, our data indicates $655 when flying from Washington, D.C. to Montreal.

  • Can I find deals for flights from Washington, D.C. to Montreal that include hotel bookings?

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

  • How can I find direct flights from Washington, D.C. to Montreal?

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

  • Can I find deals for business class flights from Washington, D.C. to Montreal?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Montreal 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. to Montreal?

    Currently, March is the cheapest month in which you can book a flight from Washington, D.C. to Montreal (average of $112). Flying from Washington, D.C. to Montreal in June is currently the most expensive (average of $250). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Washington, D.C. to Montreal

Discover the top 5 airlines that operate flights from Washington, D.C. to Montreal. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$134Average$364FlexibilityNo cancel feeOn-time67%
DeltaCheapest$213Average$630FlexibilityNo cancel feeOn-timeN/A
Porter AirlinesCheapest$235Average$303FlexibilityNo cancel feeOn-time52%
United AirlinesCheapest$242Average$474FlexibilityNo cancel feeOn-time69%
WestJetCheapest$422Average$638FlexibilityNo cancel feeOn-time60%

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