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Cheap flights from Washington, D.C. Dulles Intl Airport to Montreal from C$ 190

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. Dulles Intl Airport to Montreal departing on 28/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Montreal

Cheap round-trip flights

Logo
9:52 p.m. - 12:35 a.m.IAD-YUL
26h 43m2 stops
Logo
6:45 a.m. - 10:24 a.m.YUL-IAD
3h 39m1 stop
C$ 386
Find Deal
Thu, 30 Oct - Thu, 6 Nov
Logo
9:52 p.m. - 12:35 a.m.IAD-YUL
26h 43m2 stops
Logo
1:40 p.m. - 5:14 p.m.YUL-IAD
3h 34m1 stop
C$ 388
Find Deal
Thu, 30 Oct - Thu, 6 Nov
Logo
9:45 a.m. - 11:38 a.m.IAD-YUL
1h 53mdirect
Logo
11:25 a.m. - 5:14 p.m.YUL-IAD
5h 49m1 stop
C$ 389
Find Deal
Thu, 30 Oct - Thu, 6 Nov
Porter Airlines Logo
6:30 p.m. - 10:45 p.m.IAD-YUL
4h 15m1 stop
Porter Airlines Logo
6:45 a.m. - 10:24 a.m.YUL-IAD
3h 39m1 stop
C$ 392Porter Airlines
Find Deal
Fri, 5 Dec - Sun, 7 Dec
Air Canada Logo
9:45 a.m. - 11:38 a.m.IAD-YUL
1h 53mdirect
Air Canada Logo
7:00 p.m. - 8:54 p.m.YUL-IAD
1h 54mdirect
C$ 394Air Canada
Find Deal
Wed, 29 Oct - Wed, 5 Nov
Porter Airlines Logo
6:30 p.m. - 10:45 p.m.IAD-YUL
4h 15m1 stop
Porter Airlines Logo
6:45 a.m. - 10:24 a.m.YUL-IAD
3h 39m1 stop
C$ 397Porter Airlines
Find Deal
Fri, 7 Nov - Sun, 9 Nov
Air Canada Logo
9:00 a.m. - 3:34 p.m.IAD-YUL
6h 34m2 stops
Air Canada Logo
8:50 a.m. - 3:51 p.m.YUL-IAD
7h 01m2 stops
C$ 437Air Canada
Find Deal
Wed, 29 Oct - Wed, 5 Nov
United Airlines Logo
1:20 p.m. - 3:16 p.m.IAD-YUL
1h 56mdirect
United Airlines Logo
9:15 a.m. - 11:23 a.m.YUL-IAD
2h 08mdirect
C$ 453United Airlines
Find Deal
Thu, 6 Nov - Thu, 13 Nov
United Airlines Logo
8:45 a.m. - 1:28 p.m.IAD-YUL
4h 43m1 stop
United Airlines Logo
9:15 a.m. - 11:23 a.m.YUL-IAD
2h 08mdirect
C$ 466United Airlines
Find Deal
Thu, 6 Nov - Thu, 13 Nov
Delta Logo
3:33 p.m. - 11:48 p.m.IAD-YUL
8h 15m1 stop
Delta Logo
7:00 a.m. - 4:57 p.m.YUL-IAD
9h 57m1 stop
C$ 487Delta
Find Deal
Tue, 7 Oct - Tue, 14 Oct

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

Our best Air Canada deals on Washington, D.C. Dulles Intl Airport to Montreal flight tickets
Air Canada
29 Oct
IAD9:45 a.m.Washington, D.C. Dulles Intl
1h 53m
YUL11:38 a.m.Montreal Pierre Elliott Trudeau Intl
5 Nov
YUL7:00 p.m.Montreal Pierre Elliott Trudeau Intl
1h 54m
IAD8:54 p.m.Washington, D.C. Dulles Intl
C$ 394
Find similar
Air Canada
29 Oct
IAD9:00 a.m.Washington, D.C. Dulles Intl
6h 34m
2 stops
YUL3:34 p.m.Montreal Pierre Elliott Trudeau Intl
5 Nov
YUL8:50 a.m.Montreal Pierre Elliott Trudeau Intl
7h 01m
2 stops
IAD3:51 p.m.Washington, D.C. Dulles Intl
C$ 437
Find similar
Air Canada
5 Dec
IAD9:45 a.m.Washington, D.C. Dulles Intl
1h 53m
YUL11:38 a.m.Montreal Pierre Elliott Trudeau Intl
7 Dec
YUL10:10 a.m.Montreal Pierre Elliott Trudeau Intl
5h 41m
1 stop
IAD3:51 p.m.Washington, D.C. Dulles Intl
C$ 469
Find similar

Delta flights from Washington, D.C. Dulles Intl Airport to Montreal

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Montreal flight tickets
Delta
7 Oct
IAD3:33 p.m.Washington, D.C. Dulles Intl
8h 15m
1 stop
YUL11:48 p.m.Montreal Pierre Elliott Trudeau Intl
14 Oct
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
9h 57m
1 stop
IAD4:57 p.m.Washington, D.C. Dulles Intl
C$ 487
Find similar
Delta
29 Sep
IAD12:35 p.m.Washington, D.C. Dulles Intl
10h 54m
2 stops
YUL11:29 p.m.Montreal Pierre Elliott Trudeau Intl
25 Oct
YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl
13h 18m
2 stops
IAD7:18 p.m.Washington, D.C. Dulles Intl
C$ 508
Find similar
Delta
20 Sep
IAD12:35 p.m.Washington, D.C. Dulles Intl
10h 54m
2 stops
YUL11:29 p.m.Montreal Pierre Elliott Trudeau Intl
26 Sep
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
9h 27m
1 stop
IAD4:27 p.m.Washington, D.C. Dulles Intl
C$ 680
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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, momondo users made 96,600 searches. Data last updated 15 September 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Montreal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 30/10

9:52 p.m.-12:35 a.m.

2 stops26h 43m

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

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

1 stop3h 39m

C$ 386

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 30/10

9:52 p.m.-12:35 a.m.

2 stops26h 43m

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

1:40 p.m.-5:14 p.m.

1 stop3h 34m

C$ 388

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 30/10

9:45 a.m.-11:38 a.m.

Nonstop1h 53m

Montreal Pierre Elliott Trudeau Intl

Thu 6/11

11:25 a.m.-5:14 p.m.

1 stop5h 49m

C$ 389

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 5/12

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

1 stop4h 15m

Montreal Pierre Elliott Trudeau Intl

Sun 7/12

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

1 stop3h 39m

C$ 392

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Wed 29/10

9:45 a.m.-11:38 a.m.

Nonstop1h 53m

Montreal Pierre Elliott Trudeau Intl

Wed 5/11

7:00 p.m.-8:54 p.m.

Nonstop1h 54m

C$ 394

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 7/11

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

1 stop4h 15m

Montreal Pierre Elliott Trudeau Intl

Sun 9/11

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

1 stop3h 39m

C$ 397

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Wed 29/10

9:00 a.m.-3:34 p.m.

2 stops6h 34m

Montreal Pierre Elliott Trudeau Intl

Wed 5/11

8:50 a.m.-3:51 p.m.

2 stops7h 01m

C$ 437

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 6/11

1:20 p.m.-3:16 p.m.

Nonstop1h 56m

Montreal Pierre Elliott Trudeau Intl

Thu 13/11

9:15 a.m.-11:23 a.m.

Nonstop2h 08m

C$ 453

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 6/11

8:45 a.m.-1:28 p.m.

1 stop4h 43m

Montreal Pierre Elliott Trudeau Intl

Thu 13/11

9:15 a.m.-11:23 a.m.

Nonstop2h 08m

C$ 466

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Tue 7/10

3:33 p.m.-11:48 p.m.

1 stop8h 15m

Montreal Pierre Elliott Trudeau Intl

Tue 14/10

7:00 a.m.-4:57 p.m.

1 stop9h 57m

C$ 487

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Montreal from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport 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 typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Montreal?

What is the cheapest month to fly to Montreal?

The cheapest month to fly to Montreal from Washington, D.C. Dulles Intl Airport is in November. Flight prices, which tend to average around C$ 382, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Montreal from Washington, D.C. Dulles Intl Airport during January instead. Flights to Montreal in January, while not as cheap as those in November, still average around C$ 383.

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

Our data shows that Tuesday is the least expensive day to fly to Montreal. Tickets to fly out on this day can be as low as C$ 485. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. Dulles Intl Airport to Montreal for around C$ 675.

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

Our data shows that the cheapest Washington, D.C. Dulles Intl Airport to Montreal flights are usually those with departure times in the afternoon. Our users have found flights to Montreal in the afternoon for as low as C$ 513. Flights at noon are often more expensive with an average ticket price of C$ 604.

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

Fly from Washington, D.C. Dulles Intl to Montreal Pierre Elliott Trudeau Intl for the best Washington, D.C. Dulles Intl - 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. Dulles Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Montreal for around C$ 489 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. Dulles Intl Airport for as low as C$ 390 on momondo.

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

There are 2 cabin classes available to choose from on Washington, D.C. Dulles Intl 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. Dulles Intl Airport to Montreal flights?

You could potentially save up to 7% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Montreal flight.

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

As of September 2025, prices for Washington, D.C. Dulles Intl Airport to Montreal flights are approximately 8% cheaper when compared to flights at the same time last year.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport to Montreal (IAD to YMQ) 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

Best price found

C$ 196

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. Dulles Intl Airport in the past 72 hours is C$ 196. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Montreal found on momondo in the last 72 hours is C$ 790.
The fastest flight from Washington, D.C. Dulles Intl Airport to Montreal takes 1h 45m
Direct flights go from Washington, D.C. Dulles Intl Airport to Montreal every day.
There is 1 airport near Montreal: Montreal Pierre Elliott Trudeau Intl (YUL)
Search flight deals

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

    The straight-line distance from Washington, D.C. Dulles Intl to Montreal is 794.7 km. By plane, this route typically takes 1h 53m.

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

    Prices for flights from Washington, D.C. Dulles Intl Airport to Montreal are refreshed on a daily basis.

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

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

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

    The necessary travel and health documents for your Montreal trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Montreal with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom C$ 196Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
Porter AirlinesPriceFrom C$ 327Free CancellationRating
7.9
363 reviews
Search Porter Airlines flights

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

    The lowest priced Air Canada flight from Washington, D.C. Dulles Intl Airport to Montreal from the last 72 hours was C$ 141. Generally, Air Canada has 21 flights on this route every week with an average price of C$ 415. Air Canada is rated 7.1/10 by our users.

Why use momondo?

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

It is quick and easy to find Washington, D.C. to Montreal flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Montreal that suits you.

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

Yes. momondo allows you to filter the results for Washington, D.C. to Montreal flights to just show those with flexible booking policies.

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

Once you have performed a search for Washington, D.C. to Montreal flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Washington, D.C. to Montreal flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to Canada

Fly into one of these airports located in Montreal

Airports listed have a maximum distance of 15.1 km from Montreal
Montreal St Hubert Airport
Montreal Pierre Elliott Trudeau Intl Airport