Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Washington, D.C. Dulles Intl Airport to Montreal from $150

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Porter Airlines Logo
11:25 am - 6:12 pmIAD  Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl
6h 47m1 stop Toronto Island
Porter Airlines Logo
6:30 am - 10:45 amYUL  Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl
4h 15m1 stop Toronto Island
$351Porter Airlines
Tue, Oct 20 - Thu, Oct 22
Porter Airlines Logo
3:50 pm - 9:12 pmIAD  Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl
5h 22m1 stop Toronto Island
Porter Airlines Logo
6:30 am - 10:45 amYUL  Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl
4h 15m1 stop Toronto Island
$351Porter Airlines
Sun, Oct 11 - Thu, Oct 15
Porter Airlines Logo
3:50 pm - 9:12 pmIAD  Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl
5h 22m1 stop Toronto Island
Porter Airlines Logo
9:00 am - 3:10 pmYUL  Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl
6h 10m1 stop Toronto Island
$352Porter Airlines
Fri, Oct 16 - Mon, Oct 19
Multiple Airlines Logo
11:20 am - 4:00 pmIAD  Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl
4h 40m1 stop Toronto Island
Multiple Airlines Logo
6:25 pm - 8:23 pmYUL  Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl
1h 58mnonstop
$354Multiple Airlines
Thu, Nov 12 - Mon, Nov 16
Multiple Airlines Logo
11:20 am - 4:00 pmIAD  Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl
4h 40m1 stop Toronto Island
Multiple Airlines Logo
6:25 pm - 8:23 pmYUL  Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl
1h 58mnonstop
$355Multiple Airlines
Mon, Nov 9 - Mon, Nov 16
Multiple Airlines Logo
11:20 am - 4:00 pmIAD  Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl
4h 40m1 stop Toronto Island
Multiple Airlines Logo
6:25 pm - 8:23 pmYUL  Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl
1h 58mnonstop
$355Multiple Airlines
Tue, Nov 3 - Tue, Nov 17
Air Canada Logo
9:55 am - 11:38 amIAD  Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl
1h 43mnonstop
Air Canada Logo
6:25 pm - 8:23 pmYUL  Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl
1h 58mnonstop
$357Air Canada
Thu, Nov 19 - Mon, Nov 23
Air Canada Logo
9:55 am - 11:38 amIAD  Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl
1h 43mnonstop
Air Canada Logo
6:25 pm - 8:23 pmYUL  Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl
1h 58mnonstop
$357Air Canada
Thu, Nov 12 - Mon, Nov 16
United Airlines Logo
8:37 am - 1:28 pmIAD  Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl
4h 51m1 stop Newark
United Airlines Logo
4:45 pm - 12:30 amYUL  Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl
7h 45m1 stop Chicago O'Hare Intl
$435United Airlines
Wed, Nov 11 - Wed, Nov 11
United Airlines Logo
6:45 am - 1:09 pmIAD  Washington, D.C. Dulles Intl-YUL Montreal Pierre Elliott Trudeau Intl
6h 24m1 stop Newark
United Airlines Logo
4:55 pm - 12:58 amYUL  Montreal Pierre Elliott Trudeau Intl-IAD Washington, D.C. Dulles Intl
8h 03m1 stop Chicago O'Hare Intl
$435United Airlines
Wed, Oct 14 - Wed, Oct 14

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.
Search flight deals

Porter Airlines flights from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport

Our best Porter Airlines deals on Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
Porter Airlines
Oct 11
IAD3:50 pmWashington, D.C. Dulles Intl
5h 22m
1 stop
YUL9:12 pmMontreal Pierre Elliott Trudeau Intl
Oct 15
YUL6:30 amMontreal Pierre Elliott Trudeau Intl
4h 15m
1 stop
IAD10:45 amWashington, D.C. Dulles Intl
$351
Porter Airlines
Oct 15
IAD3:50 pmWashington, D.C. Dulles Intl
5h 22m
1 stop
YUL9:12 pmMontreal Pierre Elliott Trudeau Intl
Oct 20
YUL6:30 amMontreal Pierre Elliott Trudeau Intl
4h 15m
1 stop
IAD10:45 amWashington, D.C. Dulles Intl
$352
Porter Airlines
Oct 23
IAD3:50 pmWashington, D.C. Dulles Intl
5h 22m
1 stop
YUL9:12 pmMontreal Pierre Elliott Trudeau Intl
Oct 24
YUL6:30 amMontreal Pierre Elliott Trudeau Intl
4h 15m
1 stop
IAD10:45 amWashington, D.C. Dulles Intl
$353

Air Canada flights from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport

Our best Air Canada deals on Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
Air Canada
Nov 12
IAD9:55 amWashington, D.C. Dulles Intl
1h 43m
YUL11:38 amMontreal Pierre Elliott Trudeau Intl
Nov 16
YUL6:25 pmMontreal Pierre Elliott Trudeau Intl
1h 58m
IAD8:23 pmWashington, D.C. Dulles Intl
$365
Air Canada
Nov 12
IAD9:55 amWashington, D.C. Dulles Intl
1h 43m
YUL11:38 amMontreal Pierre Elliott Trudeau Intl
Nov 16
YUL6:25 pmMontreal Pierre Elliott Trudeau Intl
1h 58m
IAD8:23 pmWashington, D.C. Dulles Intl
$372
Air Canada
Oct 24
IAD6:10 amWashington, D.C. Dulles Intl
5h 50m
1 stop
YUL12:00 pmMontreal Pierre Elliott Trudeau Intl
Oct 24
YUL2:30 pmMontreal Pierre Elliott Trudeau Intl
6h 54m
1 stop
IAD9:24 pmWashington, D.C. Dulles Intl
$379

momondo Fare Finder

 
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Montreal

IAD Washington, D.C. Dulles Intl - YUL Montreal Pierre Elliott Trudeau Intl

IADYUL

Washington, D.C. Dulles Intl

Tue 10/20

11:25 am-6:12 pm

1 stop6h 47m

Montreal Pierre Elliott Trudeau Intl

Thu 10/22

6:30 am-10:45 am

1 stop4h 15m

$351

Washington, D.C.Montreal

IAD Washington, D.C. Dulles Intl - YUL Montreal Pierre Elliott Trudeau Intl

IADYUL

Washington, D.C. Dulles Intl

Sun 10/11

3:50 pm-9:12 pm

1 stop5h 22m

Montreal Pierre Elliott Trudeau Intl

Thu 10/15

6:30 am-10:45 am

1 stop4h 15m

$351

Washington, D.C.Montreal

IAD Washington, D.C. Dulles Intl - YUL Montreal Pierre Elliott Trudeau Intl

IADYUL

Washington, D.C. Dulles Intl

Fri 10/16

3:50 pm-9:12 pm

1 stop5h 22m

Montreal Pierre Elliott Trudeau Intl

Mon 10/19

9:00 am-3:10 pm

1 stop6h 10m

$352

Washington, D.C.Montreal

IAD Washington, D.C. Dulles Intl - YUL Montreal Pierre Elliott Trudeau Intl

IADYUL

Washington, D.C. Dulles Intl

Thu 11/12

11:20 am-4:00 pm

1 stop4h 40m

Montreal Pierre Elliott Trudeau Intl

Mon 11/16

6:25 pm-8:23 pm

Nonstop1h 58m

$354

Washington, D.C.Montreal

IAD Washington, D.C. Dulles Intl - YUL Montreal Pierre Elliott Trudeau Intl

IADYUL

Washington, D.C. Dulles Intl

Mon 11/9

11:20 am-4:00 pm

1 stop4h 40m

Montreal Pierre Elliott Trudeau Intl

Mon 11/16

6:25 pm-8:23 pm

Nonstop1h 58m

$355

Washington, D.C.Montreal

IAD Washington, D.C. Dulles Intl - YUL Montreal Pierre Elliott Trudeau Intl

IADYUL

Washington, D.C. Dulles Intl

Tue 11/3

11:20 am-4:00 pm

1 stop4h 40m

Montreal Pierre Elliott Trudeau Intl

Tue 11/17

6:25 pm-8:23 pm

Nonstop1h 58m

$355
Quickest round-trip

Washington, D.C.Montreal

IAD Washington, D.C. Dulles Intl - YUL Montreal Pierre Elliott Trudeau Intl

IADYUL

Washington, D.C. Dulles Intl

Thu 11/19

9:55 am-11:38 am

Nonstop1h 43m

Montreal Pierre Elliott Trudeau Intl

Mon 11/23

6:25 pm-8:23 pm

Nonstop1h 58m

$357

Washington, D.C.Montreal

IAD Washington, D.C. Dulles Intl - YUL Montreal Pierre Elliott Trudeau Intl

IADYUL

Washington, D.C. Dulles Intl

Thu 11/12

9:55 am-11:38 am

Nonstop1h 43m

Montreal Pierre Elliott Trudeau Intl

Mon 11/16

6:25 pm-8:23 pm

Nonstop1h 58m

$357

Washington, D.C.Montreal

IAD Washington, D.C. Dulles Intl - YUL Montreal Pierre Elliott Trudeau Intl

IADYUL

Washington, D.C. Dulles Intl

Wed 11/11

8:37 am-1:28 pm

1 stop4h 51m

Montreal Pierre Elliott Trudeau Intl

Wed 11/11

4:45 pm-12:30 am

1 stop7h 45m

$435

Washington, D.C.Montreal

IAD Washington, D.C. Dulles Intl - YUL Montreal Pierre Elliott Trudeau Intl

IADYUL

Washington, D.C. Dulles Intl

Wed 10/14

6:45 am-1:09 pm

1 stop6h 24m

Montreal Pierre Elliott Trudeau Intl

Wed 10/14

4:55 pm-12:58 am

1 stop8h 03m

$435

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Montreal from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport

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 typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Montreal Pierre Elliott Trudeau Intl Airport?

Prices are currently typical for flights on this route.

Typical prices usually range from $351 to $551.
The lowest price recently found on this route was $351.

What is the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport?

The month of November is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from Washington, D.C. Dulles Intl Airport averaging around $336.

What is the cheapest day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport?

The cheapest day to depart from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport is on a Friday. Travelers who choose to depart for Montreal Pierre Elliott Trudeau Intl Airport on a Friday will often find tickets for as low as $559. Flights from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport on a Tuesday will generally be more expensive and average around $775. 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 Pierre Elliott Trudeau Intl Airport?

In the evening is the cheapest time of day to fly from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport when you can find flight prices for as low as $588. Flying to Montreal Pierre Elliott Trudeau Intl Airport in the evening is an ideal time because this is during off-peak travel hours. Flights at noon are often more expensive with an average ticket price of $843.

What is the cheapest Washington, D.C. Dulles Intl to Montreal Pierre Elliott Trudeau Intl flight route?

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

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

You are more likely to see cheaper flights to Montreal Pierre Elliott Trudeau Intl Airport from Washington, D.C. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Montreal Pierre Elliott Trudeau Intl Airport for around $428 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montreal Pierre Elliott Trudeau Intl Airport from Washington, D.C. Dulles Intl Airport for as low as $184 on momondo.

What cabin class options are available on Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport flights?

There are 4 cabin classes available to choose from on Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport 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. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport flights?

No. A direct flight is the cheapest option for a flight between Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport.

How have Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport flight prices changed over time?

As of September 2026, prices for Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport flights are approximately 57% more expensive when compared to flights at the same time last year.

When to book flights from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport

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

Cheap Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport (IAD to YUL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport

Best Price Found

$150

Fastest flight time

1h 38m

Direct flights

Every day
The best one-way flight to Montreal Pierre Elliott Trudeau Intl Airport from Washington, D.C. Dulles Intl Airport in the past 72 hours is $150. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport found on momondo in the last 72 hours is $351.
The fastest flight from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport takes 1h 38m
Direct flights go from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport every day.
Search flight deals

Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport

  • How far is Washington, D.C. Dulles Intl to Montreal Pierre Elliott Trudeau Intl by plane?

    There are 487.7 mi between Washington, D.C. Dulles Intl and Montreal Pierre Elliott Trudeau Intl. By plane, this route typically takes 1h 38m.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport.

  • What documentation or ID do you need to fly to Montreal Pierre Elliott Trudeau Intl Airport?

    The travel and health documents required for your trip to Montreal Pierre Elliott Trudeau Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Montreal Pierre Elliott Trudeau Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport?

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom $115Free CancellationRating
8.0
465 reviews
Search Porter Airlines flights
Air CanadaPriceFrom $137Free CancellationRating
7.1
11,704 reviews
Search Air Canada flights
United AirlinesPriceFrom $244Free CancellationRating
7.4
10,256 reviews
Search United Airlines flights

  • United Airlines Flights From Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport

    United Airlines is one of the most popular airlines flying from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport, operating 28 flights/week on average for this route. A good United Airlines flight deal for Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport starts from $244 round-trip, up to an average price of $529. Our users have rated United Airlines at 7.4/10.

  • Air Canada Flights From Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport

    Another popular option for Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport flights is Air Canada (7.1/10, 11,704 ratings). Air Canada flies from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport around 28 times per week, with deals starting from $137 round-trip and rising to an average price of around $403.

Traveling to a place near Montreal?

Book flights to Montreal if you plan to visit one of these locations
Laval
Dorval
Brossard
Cornwall
Longueuil
Trois-Rivières
Sherbrooke
Saint-Sauveur
Bromont
Saint-Jean-sur-Richelieu
Drummondville
Montebello
Boucherville
Magog
North Hatley

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Montreal. momondo saves you time and could save you money on your trip.

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

All flight searches from Washington, D.C. to Montreal on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Montreal from Washington, D.C..

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 Pierre Elliott Trudeau Intl Airport 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 10/29
Thu 11/5
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Montreal

Popular cities in Canada

Flights to Toronto Island Airportfrom $218
Flights to Toronto Pearson Intl Airportfrom $141
Flights to Vancouver Intl Airport
Flights to Toronto Region of Waterloo Intl Airportfrom $404