What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Montreal?

Delta and Porter Airlines are the most popular carriers operating from Washington, D.C. Dulles Intl to Montreal

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

There are 2 operators available for flights from Washington, D.C. Dulles Intl Airport to Montreal as of May 2026.

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.

C$ 146 Cheap Flights from Washington, D.C. Dulles Intl Airport to Montreal in 2026

Q: How many flights depart from Washington, D.C. Dulles Intl Airport to Montreal on average per week?

As of May 2026, 95 flights take off from Washington, D.C. Dulles Intl Airport and land in Montreal each week. The most common flight departure day for this route is Mon, with 16% of weekly flights taking off on this day.

Q: How many flights depart from Washington, D.C. Dulles Intl Airport to Montreal on average per day?

As of May 2026, there are 13 flights per day flying from Washington, D.C. Dulles Intl Airport to Montreal. The most common time of day flights depart is 12:00p.m., with 63% of flights taking off in the afternoon.

Q: What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Montreal?

Prices are currently low for flights on this route. Typical prices usually range from C$ 592 to C$ 446. The lowest price recently found on this route was C$ 352.

1 adult

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:30 a.m. - 6:10 p.m.

IAD

YUL

6h 40m

1 stop

10:35 a.m. - 3:16 p.m.

YUL

IAD

4h 41m

1 stop

C$ 352Porter Airlines

Tue, 16 Jun - Thu, 18 Jun

11:30 a.m. - 5:15 p.m.

IAD

YUL

5h 45m

1 stop

6:30 a.m. - 10:46 a.m.

YUL

IAD

4h 16m

1 stop

C$ 363Porter Airlines

Sun, 14 Jun - Wed, 24 Jun

11:30 a.m. - 5:15 p.m.

IAD

YUL

5h 45m

1 stop

6:30 a.m. - 10:46 a.m.

YUL

IAD

4h 16m

1 stop

C$ 367Porter Airlines

Mon, 8 Jun - Fri, 12 Jun

11:30 a.m. - 5:15 p.m.

IAD

YUL

5h 45m

1 stop

6:30 a.m. - 10:46 a.m.

YUL

IAD

4h 16m

1 stop

C$ 371Porter Airlines

Mon, 8 Jun - Thu, 18 Jun

11:30 a.m. - 5:15 p.m.

IAD

YUL

5h 45m

1 stop

6:30 a.m. - 10:46 a.m.

YUL

IAD

4h 16m

1 stop

C$ 373Porter Airlines

Tue, 16 Jun - Thu, 18 Jun

9:45 a.m. - 11:33 a.m.

IAD

YUL

1h 48mdirect

5:00 p.m. - 6:58 p.m.

YUL

IAD

1h 58mdirect

C$ 376Air Canada

Sat, 30 May - Mon, 1 Jun

11:30 a.m. - 6:15 p.m.

IAD

YUL

6h 45m

1 stop

6:30 a.m. - 10:46 a.m.

YUL

IAD

4h 16m

1 stop

C$ 377Porter Airlines

Mon, 25 May - Fri, 12 Jun

4:00 p.m. - 8:10 p.m.

IAD

YUL

4h 10m

1 stop

6:30 a.m. - 10:46 a.m.

YUL

IAD

4h 16m

1 stop

C$ 378Porter Airlines

Sun, 5 Jul - Thu, 9 Jul

11:30 a.m. - 5:15 p.m.

IAD

YUL

5h 45m

1 stop

6:30 a.m. - 10:46 a.m.

YUL

IAD

4h 16m

1 stop

C$ 380Porter Airlines

Sun, 31 May - Thu, 4 Jun

11:30 a.m. - 5:15 p.m.

IAD

YUL

5h 45m

1 stop

10:35 a.m. - 3:16 p.m.

YUL

IAD

4h 41m

1 stop

C$ 381Porter Airlines

Sun, 14 Jun - Thu, 25 Jun

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

Our best Porter Airlines deals on Washington, D.C. Dulles Intl Airport to Montreal flight tickets

Porter Airlines

16 Jun

IAD11:30 a.m.Washington, D.C. Dulles Intl

6h 40m

1 stop

YUL6:10 p.m.Montreal Pierre Elliott Trudeau Intl

18 Jun

YUL10:35 a.m.Montreal Pierre Elliott Trudeau Intl

4h 41m

1 stop

IAD3:16 p.m.Washington, D.C. Dulles Intl

C$ 352

Porter Airlines

14 Jun

IAD11:30 a.m.Washington, D.C. Dulles Intl

5h 45m

1 stop

YUL5:15 p.m.Montreal Pierre Elliott Trudeau Intl

24 Jun

YUL6:30 a.m.Montreal Pierre Elliott Trudeau Intl

4h 16m

1 stop

IAD10:46 a.m.Washington, D.C. Dulles Intl

C$ 363

Porter Airlines

8 Jun

IAD11:30 a.m.Washington, D.C. Dulles Intl

5h 45m

1 stop

YUL5:15 p.m.Montreal Pierre Elliott Trudeau Intl

12 Jun

YUL6:30 a.m.Montreal Pierre Elliott Trudeau Intl

4h 16m

1 stop

IAD10:46 a.m.Washington, D.C. Dulles Intl

C$ 367

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

14 May

IAD8:05 a.m.Washington, D.C. Dulles Intl

9h 38m

1 stop

YUL5:43 p.m.Montreal Pierre Elliott Trudeau Intl

21 May

YUL6:51 p.m.Montreal Pierre Elliott Trudeau Intl

6h 00m

1 stop

IAD12:51 a.m.Washington, D.C. Dulles Intl

C$ 480

Delta

14 May

IAD8:05 a.m.Washington, D.C. Dulles Intl

9h 38m

1 stop

YUL5:43 p.m.Montreal Pierre Elliott Trudeau Intl

16 May

YUL12:40 p.m.Montreal Pierre Elliott Trudeau Intl

7h 22m

1 stop

IAD8:02 p.m.Washington, D.C. Dulles Intl

C$ 487

Delta

16 May

IAD5:21 p.m.Washington, D.C. Dulles Intl

5h 52m

1 stop

YUL11:13 p.m.Montreal Pierre Elliott Trudeau Intl

2 Jun

YUL12:40 p.m.Montreal Pierre Elliott Trudeau Intl

8h 44m

1 stop

IAD9:24 p.m.Washington, D.C. Dulles Intl

C$ 503

momondo Fare Finder

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

Cheapest round-trip

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Tue 16/6

11:30 a.m.-6:10 p.m.

1 stop6h 40m

Montreal Pierre Elliott Trudeau Intl

Thu 18/6

10:35 a.m.-3:16 p.m.

1 stop4h 41m

C$ 352

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sun 14/6

11:30 a.m.-5:15 p.m.

1 stop5h 45m

Montreal Pierre Elliott Trudeau Intl

Wed 24/6

6:30 a.m.-10:46 a.m.

1 stop4h 16m

C$ 363

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Mon 8/6

11:30 a.m.-5:15 p.m.

1 stop5h 45m

Montreal Pierre Elliott Trudeau Intl

Fri 12/6

6:30 a.m.-10:46 a.m.

1 stop4h 16m

C$ 367

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Mon 8/6

11:30 a.m.-5:15 p.m.

1 stop5h 45m

Montreal Pierre Elliott Trudeau Intl

Thu 18/6

6:30 a.m.-10:46 a.m.

1 stop4h 16m

C$ 371

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Tue 16/6

11:30 a.m.-5:15 p.m.

1 stop5h 45m

Montreal Pierre Elliott Trudeau Intl

Thu 18/6

6:30 a.m.-10:46 a.m.

1 stop4h 16m

C$ 373

Quickest round-trip

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sat 30/5

9:45 a.m.-11:33 a.m.

Nonstop1h 48m

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

5:00 p.m.-6:58 p.m.

Nonstop1h 58m

C$ 376

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Mon 25/5

11:30 a.m.-6:15 p.m.

1 stop6h 45m

Montreal Pierre Elliott Trudeau Intl

Fri 12/6

6:30 a.m.-10:46 a.m.

1 stop4h 16m

C$ 377

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sun 5/7

4:00 p.m.-8:10 p.m.

1 stop4h 10m

Montreal Pierre Elliott Trudeau Intl

Thu 9/7

6:30 a.m.-10:46 a.m.

1 stop4h 16m

C$ 378

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sun 31/5

11:30 a.m.-5:15 p.m.

1 stop5h 45m

Montreal Pierre Elliott Trudeau Intl

Thu 4/6

6:30 a.m.-10:46 a.m.

1 stop4h 16m

C$ 380

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sun 14/6

11:30 a.m.-5:15 p.m.

1 stop5h 45m

Montreal Pierre Elliott Trudeau Intl

Thu 25/6

10:35 a.m.-3:16 p.m.

1 stop4h 41m

C$ 381

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

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 March. Flight prices, which tend to average around C$ 143, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of March, then book flights to Montreal from Washington, D.C. Dulles Intl Airport during November instead. Flights to Montreal in November, while not as cheap as those in March, still average around C$ 147.

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

Our data shows that Thursday is the least expensive day to fly to Montreal. Tickets to fly out on this day can be as low as C$ 516. When flying out on a Tuesday, 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$ 971.

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$ 547. Flights at noon are often more expensive with an average ticket price of C$ 824.

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 from Washington, D.C. Dulles Intl Airport 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$ 488 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$ 399 on momondo.

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

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

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

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$ 318
Fastest flight time	1h 38m
Direct flights	Every day
Airports in Montreal	2 airports

The best one-way flight to Montreal from Washington, D.C. Dulles Intl Airport in the past 72 hours is C$ 318. 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$ 488.

The fastest flight from Washington, D.C. Dulles Intl Airport to Montreal takes 1h 38m

Direct flights go from Washington, D.C. Dulles Intl Airport to Montreal every day.

There are 2 airports in Montreal. From Washington, D.C. Dulles Intl Airport there are direct flights to Montreal Pierre Elliott Trudeau Intl (YUL).

Search flight deals

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

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 38m.
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?
There are 2 operators available for flights from Washington, D.C. Dulles Intl Airport to Montreal as of May 2026.
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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Washington, D.C. Dulles Intl Airport to Montreal is Embraer 175 (Enhanced Winglets) (24.32% of total bookings). The next most popular plane models are Boeing 777 (20.82%), Boeing 787-8 Dreamliner (16.98%), and Embraer 175 (14.08%).

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 Canada	PriceFrom C$ 415	Free Cancellation	Rating 7.1 10,998 reviews		Search Air Canada flights
United Airlines	PriceFrom C$ 453	Free Cancellation	Rating 7.4 9,683 reviews		Search United Airlines flights

United Airlines Flights From Washington, D.C. Dulles Intl Airport to Montreal
The lowest priced United Airlines flight from Washington, D.C. Dulles Intl Airport to Montreal from the last 72 hours was C$ 453. Generally, United Airlines has 30 flights on this route every week with an average price of C$ 645. United Airlines is rated 7.4/10 by our users.
Air Canada Flights From Washington, D.C. Dulles Intl Airport to Montreal
Across 10,998 Air Canada reviews on momondo, the average score is 7.1/10. Air Canada flies from Washington, D.C. Dulles Intl Airport to Montreal about 30 times each week, with ticket deals ranging from C$ 415 to C$ 591. Price data is based on momondo searches in the last 72 hours.

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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Fly into one of these airports located in Montreal

Montreal St Hubert Airport

Montreal Pierre Elliott Trudeau Intl Airport

Cheap flights from Washington, D.C. Dulles Intl Airport to Montreal from C$ 195

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

Our best Porter Airlines deals on Washington, D.C. Dulles Intl Airport to Montreal flight tickets

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

momondo Fare Finder

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

See travel insights to Montreal from

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

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?

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

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

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

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

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

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

What is the cheapest airline that flies from Washington, D.C. Dulles Intl to Montreal?

How many flights depart from Washington, D.C. Dulles Intl Airport to Montreal on average per day?

How many flights depart from Washington, D.C. Dulles Intl Airport to Montreal on average per week?

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

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

Fastest flight time

Direct flights

Airports in Montreal

Frequently asked questions about flying 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

United Airlines Flights From Washington, D.C. Dulles Intl Airport to Montreal

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

Why use momondo?

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.

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

Fly your favourite airline to Montreal

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Montreal

List of cabin classes available on flights landing in Montreal. Availability may vary depending on flight origin and airline.

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