$145 Cheap Flights from Washington (DCA) to Montreal (YUL)

View $145 flight on Fri, Jan 2, 2026Opens in a new window

Popular airlines from Ronald Reagan Washington National Airport (DCA) to Montreal–Trudeau Intl. Airport (YUL)

Cheap Flights from Washington to Montreal (DCA-YUL)

Prices were available within the past 7 days and start at $145 for one-way flights and $323 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Dec 6 - Sat, Dec 13
DCA
Washington
YUL
Montreal
$323 Roundtrip, found 1 hour ago
$323
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Dec 6 from Washington to Montreal, returning Sat, Dec 13, priced at $323 found 1 hour ago
Delta
Thu, Jan 15 - Wed, Jan 21
DCA
Washington
YUL
Montreal
$324 Roundtrip, found 5 days ago
$324
Roundtrip
found 5 days ago
Select Delta flight, departing Thu, Jan 15 from Washington to Montreal, returning Wed, Jan 21, priced at $324 found 5 days ago
United
Sat, Feb 28 - Tue, Mar 3
DCA
Washington
YUL
Montreal
$325 Roundtrip, found 1 day ago
$325
Roundtrip
found 1 day ago
Select United flight, departing Sat, Feb 28 from Washington to Montreal, returning Tue, Mar 3, priced at $325 found 1 day ago
United
Thu, Nov 6 - Thu, Nov 13
DCA
Washington
YUL
Montreal
$325 Roundtrip, found 5 days ago
$325
Roundtrip
found 5 days ago
Select United flight, departing Thu, Nov 6 from Washington to Montreal, returning Thu, Nov 13, priced at $325 found 5 days ago
United
Tue, Jan 13 - Sun, Jan 18
DCA
Washington
YUL
Montreal
$327 Roundtrip, found 4 hours ago
$327
Roundtrip
found 4 hours ago
Select United flight, departing Tue, Jan 13 from Washington to Montreal, returning Sun, Jan 18, priced at $327 found 4 hours ago
Air Canada
Sat, Nov 15 - Sat, Nov 22
DCA
Washington
YUL
Montreal
$331 Roundtrip, found 16 hours ago
$331
Roundtrip
found 16 hours ago
Select Air Canada flight, departing Sat, Nov 15 from Washington to Montreal, returning Sat, Nov 22, priced at $331 found 16 hours ago
Air Canada
Sun, Jan 11 - Mon, Jan 12
DCA
Washington
YUL
Montreal
$332 Roundtrip, found 2 hours ago
$332
Roundtrip
found 2 hours ago
Select Air Canada flight, departing Sun, Jan 11 from Washington to Montreal, returning Mon, Jan 12, priced at $332 found 2 hours ago
Air Canada
Sat, Jan 10 - Fri, Jan 16
DCA
Washington
YUL
Montreal
$334 Roundtrip, found 5 days ago
$334
Roundtrip
found 5 days ago
Select Air Canada flight, departing Sat, Jan 10 from Washington to Montreal, returning Fri, Jan 16, priced at $334 found 5 days ago
American Airlines
Mon, Jan 26 - Mon, Feb 2
DCA
Washington
YUL
Montreal
$374 Roundtrip, found 4 hours ago
$374
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Mon, Jan 26 from Washington to Montreal, returning Mon, Feb 2, priced at $374 found 4 hours ago
Porter Airlines
Wed, Nov 19 - Tue, Nov 25
DCA
Washington
YUL
Montreal
$696 Roundtrip, found 5 days ago
$696
Roundtrip
found 5 days ago
Select Porter Airlines flight, departing Wed, Nov 19 from Washington to Montreal, returning Tue, Nov 25, priced at $696 found 5 days ago

Find the cheapest month to fly from Washington (DCA) to Montreal (YUL)

May is typically the cheapest month to fly

From $241 - $517 per traveler.

Alternative airports near Montreal

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Pierre Elliott Trudeau Intl. YUL. Cheapest and Closest option available. Average driving time to city center is 17 minutes. Flights from $325
YUL
Pierre Elliott Trudeau Intl.
CheapestClosest
Average driving time to city center17 min
Flights from $325
Flights from Washington (DCA) to Montreal (YUL)
Origin airport
Ronald Reagan Washington National
Destination airport
Pierre Elliott Trudeau Intl.
Airlines serving
Air Canada, American Airlines, Delta, Porter Airlines, United, WestJet
Roundtrip price
$288
Distance
486 mi
Average flight time
1 hour 43 mins

Washington to Montreal Flights

The cheapest times to fly from Washington to Montreal

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to Montreal are during the month of December. You can find some of the cheapest flights from Washington to Montreal with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Montreal

Sunday is one of the best days to book for cheap flights from Washington to Montreal: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Washington to Montreal

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to Montreal in 2025. You can also book with separate airlines for your outbound and return journeys, from $145 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to Montreal flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to Montreal airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Ronald Reagan Washington National Airport (DCA) to Pierre Elliott Trudeau Intl. Airport (YUL) cost?
Get a cheap one-way flight from $145 or cheap return flight from $323 from Ronald Reagan Washington National Airport (DCA) to Pierre Elliott Trudeau Intl. Airport (YUL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Ronald Reagan Washington National Airport (DCA) to Pierre Elliott Trudeau Intl. Airport (YUL)?
December is the least expensive month to fly from DCA to YUL. Traveling during an off-peak travel window is often the key to better flight prices.
Which airlines fly direct from Ronald Reagan Washington National Airport (DCA) to Pierre Elliott Trudeau Intl. Airport (YUL)?
When jetting out of Ronald Reagan Washington National Airport (DCA), you can board a direct flight to Pierre Elliott Trudeau Intl. Airport (YUL) with Air Canada.
What is the cheapest airline that flies from Ronald Reagan Washington National Airport (DCA) to Pierre Elliott Trudeau Intl. Airport (YUL)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest DCA to YUL flight.
How many flights per day from Ronald Reagan Washington National Airport (DCA) to Pierre Elliott Trudeau Intl. Airport (YUL)?
When jetting out of Ronald Reagan Washington National Airport (DCA), you can take your pick from an average of 2 daily direct flights to Pierre Elliott Trudeau Intl. Airport (YUL).
What are the most popular departure times for flights from Ronald Reagan Washington National Airport (DCA) to Pierre Elliott Trudeau Intl. Airport (YUL)?
The 6 AM departures from DCA to YUL are the most sought after. Prices can be higher for these popular slots. If you're looking to save, pick a less crowded time to fly.
What day of the week has the most flights from DCA to YUL?
Depart on a Friday if you're searching for the best selection of flights from Ronald Reagan Washington National Airport (DCA) to Pierre Elliott Trudeau Intl. Airport (YUL).
What is the earliest flight from Ronald Reagan Washington National Airport (DCA) to Pierre Elliott Trudeau Intl. Airport (YUL)?
Ronald Reagan Washington National Airport (DCA)'s earliest flight to Pierre Elliott Trudeau Intl. Airport (YUL) is at approximately 6:00AM UTC-5. With a total journey time of 1h 45m, you'll touch down at around 7:45AM UTC-5.
How long does it take to fly from Ronald Reagan Washington National Airport (DCA) to Pierre Elliott Trudeau Intl. Airport (YUL)?
The average flight time from DCA to YUL is 1 hour and 42 minutes, covering a distance of 490 mi.
What is the best time to fly from Ronald Reagan Washington National Airport (DCA) to Pierre Elliott Trudeau Intl. Airport (YUL)?
To avoid possible delays on the Ronald Reagan Washington National Airport (DCA) to Pierre Elliott Trudeau Intl. Airport (YUL) route, travel before 3 PM. Later flights have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Montreal from Ronald Reagan Washington National Airport (DCA)?
If you're boarding a direct flight from Ronald Reagan Washington National Airport (DCA) to Montreal, Pierre Elliott Trudeau Intl. Airport (YUL) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Ronald Reagan Washington National Airport (DCA) to Pierre Elliott Trudeau Intl. Airport (YUL) last-minute?
Booking your plane ticket from DCA to YUL shortly before your trip is generally more expensive. But if there's some wiggle room with your travel times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a DCA to YUL flight and hotel package?
You can save money by booking a DCA to YUL flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've selected your preferred flights and accommodations, consider other add-ons like car rentals, activities and tours.
Can I cancel or change the date of my flight from Ronald Reagan Washington National Airport (DCA) to Pierre Elliott Trudeau Intl. Airport (YUL)?
If you reserved your DCA to YUL flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

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*Available to One Key members.