Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Washington, D.C. to Montreal from $100

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Montreal departing on 9/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Washington, D.C. to Montreal

Cheap round-trip flights

Porter Airlines Logo
4:20 pm - 8:10 pmIAD-YUL
3h 50m1 stop
Porter Airlines Logo
10:45 am - 3:06 pmYUL-IAD
4h 21m1 stop
$232Porter Airlines
Find Deal
jue., sep. 11 - dom., sep. 14
Porter Airlines Logo
4:10 pm - 8:10 pmIAD-YUL
4h 00m1 stop
Porter Airlines Logo
10:45 am - 2:56 pmYUL-IAD
4h 11m1 stop
$236Porter Airlines
Find Deal
lun., ago. 11 - mar., ago. 19
Porter Airlines Logo
4:10 pm - 8:10 pmIAD-YUL
4h 00m1 stop
Porter Airlines Logo
10:45 am - 2:56 pmYUL-IAD
4h 11m1 stop
$238Porter Airlines
Find Deal
lun., ago. 11 - vie., ago. 15
Air Canada Logo
6:00 am - 7:49 amDCA-YUL
1h 49mnonstop
Air Canada Logo
2:00 pm - 3:51 pmYUL-DCA
1h 51mnonstop
$248Air Canada
Find Deal
sáb., sep. 20 - mié., sep. 24
Air Canada Logo
4:35 pm - 6:25 pmDCA-YUL
1h 50mnonstop
Air Canada Logo
5:10 pm - 10:35 pmYUL-DCA
5h 25m1 stop
$250Air Canada
Find Deal
dom., oct. 19 - lun., oct. 27
 Logo
10:20 am - 3:21 pmIAD-YUL
5h 01m1 stop
 Logo
10:20 am - 2:56 pmYUL-IAD
4h 36m1 stop
sáb., ago. 23 - sáb., ago. 30
Delta Logo
6:00 am - 10:07 amDCA-YUL
4h 07m1 stop
Delta Logo
7:00 am - 2:49 pmYUL-DCA
7h 49m1 stop
$313Delta
Find Deal
mié., jul. 30 - jue., ago. 7
Delta Logo
7:00 am - 7:25 pmDCA-YUL
12h 25m2 stops
Delta Logo
7:00 am - 12:40 pmYUL-DCA
5h 40m1 stop
$315Delta
Find Deal
sáb., sep. 13 - mié., sep. 17
 Logo
10:04 am - 10:15 pmBWI-YUL
12h 11m2 stops
 Logo
8:30 pm - 11:44 amYUL-BWI
15h 14m1 stop
jue., ago. 14 - lun., ago. 18
American Airlines Logo
6:00 am - 4:39 pmBWI-YUL
10h 39m1 stop
American Airlines Logo
12:30 pm - 11:48 pmYUL-BWI
11h 18m1 stop
$369American Airlines
Find Deal
sáb., oct. 18 - mié., oct. 29

Porter Airlines flights from Washington, D.C. to Montreal

Our best Porter Airlines deals on Washington, D.C. to Montreal flight tickets
Porter Airlines
Sep 11
IAD4:20 pmWashington, D.C. Dulles Intl
3h 50m
1 stop
YUL8:10 pmMontreal Pierre Elliott Trudeau Intl
Sep 14
YUL10:45 amMontreal Pierre Elliott Trudeau Intl
4h 21m
1 stop
IAD3:06 pmWashington, D.C. Dulles Intl
Porter Airlines
Aug 11
IAD4:10 pmWashington, D.C. Dulles Intl
4h 00m
1 stop
YUL8:10 pmMontreal Pierre Elliott Trudeau Intl
Aug 19
YUL10:45 amMontreal Pierre Elliott Trudeau Intl
4h 11m
1 stop
IAD2:56 pmWashington, D.C. Dulles Intl
Porter Airlines
Aug 11
IAD4:10 pmWashington, D.C. Dulles Intl
4h 00m
1 stop
YUL8:10 pmMontreal Pierre Elliott Trudeau Intl
Aug 15
YUL10:45 amMontreal Pierre Elliott Trudeau Intl
4h 11m
1 stop
IAD2:56 pmWashington, D.C. Dulles Intl

Air Canada flights from Washington, D.C. to Montreal

Our best Air Canada deals on Washington, D.C. to Montreal flight tickets
Air Canada
Sep 20
DCA6:00 amWashington, D.C. Reagan-National
1h 49m
YUL7:49 amMontreal Pierre Elliott Trudeau Intl
Sep 24
YUL2:00 pmMontreal Pierre Elliott Trudeau Intl
1h 51m
DCA3:51 pmWashington, D.C. Reagan-National
Air Canada
Oct 19
DCA4:35 pmWashington, D.C. Reagan-National
1h 50m
YUL6:25 pmMontreal Pierre Elliott Trudeau Intl
Oct 27
YUL5:10 pmMontreal Pierre Elliott Trudeau Intl
5h 25m
1 stop
DCA10:35 pmWashington, D.C. Reagan-National
Air Canada
Sep 20
DCA4:35 pmWashington, D.C. Reagan-National
1h 50m
YUL6:25 pmMontreal Pierre Elliott Trudeau Intl
Sep 24
YUL8:15 amMontreal Pierre Elliott Trudeau Intl
3h 53m
1 stop
DCA12:08 pmWashington, D.C. Reagan-National

See travel insights to Montreal from

How to get the cheapest flight ticket from Washington, D.C. to Montreal

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Montreal?

The cheapest month to fly to Montreal from Washington, D.C. is in March. Flight prices, which tend to average around $356, are often lower during this time because this is during the off-season. If you are unable to visit Montreal during the month of March, then departing from Washington, D.C. during the month February is also very affordable. Most momondo users find prices during this month for around $362.

What is the cheapest day to depart on your flight to Montreal?

The cheapest day to depart from Washington, D.C. to Montreal is on a Thursday when prices can be found for as low as $582. Flights from Washington, D.C. to Montreal on a Monday will generally be more expensive and average around $832. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Montreal?

Our most recent data shows that the best time of day to fly to Montreal is at noon. Flights from Washington, D.C. to Montreal during this time can be as low as $593. In the afternoon is when there is more demand to fly to Montreal, so prices are often more expensive at around $698 per ticket.

What is the cheapest Washington, D.C. to Montreal flight route?

Fly from Washington, D.C. Reagan-National to Montreal Pierre Elliott Trudeau Intl for the best Washington, D.C. - Montreal flight prices

How far in advance should I book a flight to Montreal?

You are more likely to see cheaper flights to Montreal from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Montreal for around $357 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montreal from Washington, D.C. for as low as $270 on momondo.

What cabin class options are available on Washington, D.C. to Montreal flights?

There are 4 cabin classes available to choose from on Washington, D.C. to Montreal flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Washington, D.C. to Montreal flights?

No. A direct flight is the cheapest option for a flight between Washington, D.C. to Montreal.

How have Washington, D.C. to Montreal flight prices changed over time?

As of July 2025, prices for Washington, D.C. to Montreal flights are approximately 28% cheaper when compared to flights at the same time last year.

When to book flights from Washington, D.C. to Montreal

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Montreal according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. to Montreal (WAS to YMQ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Montreal

Best Price Found

$100

Fastest flight time

1h 45m

Direct flights

Every day

Airports in Montreal

1 airport
The best one-way flight to Montreal from Washington, D.C. in the past 72 hours is $100. The best round-trip flight deal from Washington, D.C. to Montreal found on momondo in the last 72 hours is $232.
The fastest flight from Washington, D.C. to Montreal takes 1h 45m
Direct flights go from Washington, D.C. to Montreal every day.
There is 1 airport near Montreal: Montreal Pierre Elliott Trudeau Intl (YUL)

  • How far is Washington, D.C. to Montreal by plane?

    Washington, D.C. and Montreal are 488.5 mi apart from one another. By plane, this route typically takes 1h 45m.

  • When did momondo last update prices for flights from Washington, D.C. to Montreal?

    Prices for flights from Washington, D.C. to Montreal were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. to Montreal?

  • How old do you have to be to fly from Washington, D.C. to Montreal?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Montreal.

  • What documentation or ID do you need to fly to Montreal?

    The required travel and health documents for your Montreal trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Montreal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Washington, D.C. to Montreal?

  • What is the most popular airline from Washington, D.C. to Montreal?


Best airlines flying from Washington, D.C. to Montreal

Compare and see reviews for airlines that fly from Washington, D.C. to Montreal with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $143Free CancellationRating
7.1
9,691 reviews
Search Air Canada flights
DeltaPriceFrom $212Free CancellationRating
8.0
7,954 reviews
Search Delta flights
United AirlinesPriceFrom $223Free CancellationRating
7.4
8,842 reviews
Search United Airlines flights
Porter AirlinesPriceFrom $247Free CancellationRating
8.0
303 reviews
Search Porter Airlines flights
WestJetPriceFrom $367Free CancellationRating
7.2
2,922 reviews
Search WestJet flights
  • United Airlines Flights From Washington, D.C. to Montreal

    United Airlines flies from Washington, D.C. to Montreal around 41 times per week, with 8,842 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Washington, D.C. to Montreal in the last 72 hours was $223 (round-trip), much lower than the average airfare cost of $468 for United Airlines flights on this route.

  • Air Canada Flights From Washington, D.C. to Montreal

    Air Canada is also a popular choice for this route. Air Canada flight deals for Washington, D.C. to Montreal start from as low as $143 round-trip, depending on your selected dates, with average Air Canada deals seen on momondo around $376. Air Canada operates 41 flights to Montreal from Washington, D.C. in an average week. Users have rated it 7.1/10 across 9,691 reviews.


Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Montreal?

Finding the right flight to Montreal from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Montreal quick and easy, saving you time and money.

Can I find flights from Washington, D.C. to Montreal with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Montreal from Washington, D.C. with this policy.

How can momondo help me find flights from Washington, D.C. to Montreal?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Montreal.

I’m not ready to book a flight from Washington, D.C. to Montreal right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Montreal, momondo offers a useful price alert feature which will track prices for flights to Montreal from Washington, D.C. and alert you when they change.


An easier way to manage your Montreal trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
lun. 7/14
lun. 7/21

Find better results for your trip to Canada

Fly into one of these airports located in Montreal

Airports listed have a maximum distance of 9.4 mi from Montreal