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

Porter Airlines, Delta, and United 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 June 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$ 152 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 June 2026, 100 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 15% 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 June 2026, there are 14 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 68% 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$ 493 to C$ 768. The lowest price recently found on this route was C$ 468.

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.

11:05 a.m. - 6:10 p.m.

IAD

YUL

7h 05m

1 stop

6:30 a.m. - 10:25 a.m.

YUL

IAD

3h 55m

1 stop

C$ 468Porter Airlines

Tue, 7 Jul - Thu, 16 Jul

11:05 a.m. - 6:10 p.m.

IAD

YUL

7h 05m

1 stop

6:30 a.m. - 10:25 a.m.

YUL

IAD

3h 55m

1 stop

C$ 469Porter Airlines

Sat, 4 Jul - Wed, 8 Jul

11:05 a.m. - 6:10 p.m.

IAD

YUL

7h 05m

1 stop

6:30 a.m. - 10:25 a.m.

YUL

IAD

3h 55m

1 stop

C$ 470Porter Airlines

Sat, 25 Jul - Thu, 30 Jul

11:25 a.m. - 6:10 p.m.

IAD

YUL

6h 45m

1 stop

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

YUL

IAD

4h 35m

1 stop

C$ 472Porter Airlines

Mon, 12 Oct - Mon, 19 Oct

3:55 p.m. - 8:10 p.m.

IAD

YUL

4h 15m

1 stop

10:35 a.m. - 3:11 p.m.

YUL

IAD

4h 36m

1 stop

C$ 473Porter Airlines

Mon, 6 Jul - Wed, 8 Jul

3:50 p.m. - 10:10 p.m.

IAD

YUL

6h 20m

1 stop

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

YUL

IAD

4h 15m

1 stop

C$ 475Porter Airlines

Thu, 24 Sep - Mon, 28 Sep

3:55 p.m. - 8:10 p.m.

IAD

YUL

4h 15m

1 stop

10:35 a.m. - 3:11 p.m.

YUL

IAD

4h 36m

1 stop

C$ 476Porter Airlines

Wed, 22 Jul - Fri, 24 Jul

11:05 a.m. - 6:10 p.m.

IAD

YUL

7h 05m

1 stop

6:30 a.m. - 10:25 a.m.

YUL

IAD

3h 55m

1 stop

C$ 478Porter Airlines

Sat, 4 Jul - Thu, 9 Jul

11:25 a.m. - 6:10 p.m.

IAD

YUL

6h 45m

1 stop

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

YUL

IAD

4h 15m

1 stop

C$ 479Porter Airlines

Sat, 15 Aug - Mon, 24 Aug

11:05 a.m. - 6:10 p.m.

IAD

YUL

7h 05m

1 stop

10:35 a.m. - 3:11 p.m.

YUL

IAD

4h 36m

1 stop

C$ 480Porter Airlines

Fri, 17 Jul - Tue, 21 Jul

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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

7 Jul

IAD11:05 a.m.Washington, D.C. Dulles Intl

7h 05m

1 stop

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

16 Jul

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

3h 55m

1 stop

IAD10:25 a.m.Washington, D.C. Dulles Intl

C$ 468

Porter Airlines

4 Jul

IAD11:05 a.m.Washington, D.C. Dulles Intl

7h 05m

1 stop

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

8 Jul

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

3h 55m

1 stop

IAD10:25 a.m.Washington, D.C. Dulles Intl

C$ 469

Porter Airlines

25 Jul

IAD11:05 a.m.Washington, D.C. Dulles Intl

7h 05m

1 stop

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

30 Jul

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

3h 55m

1 stop

IAD10:25 a.m.Washington, D.C. Dulles Intl

C$ 470

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

5 Aug

IAD5:15 p.m.Washington, D.C. Dulles Intl

4h 32m

1 stop

YUL9:47 p.m.Montreal Pierre Elliott Trudeau Intl

12 Aug

YUL1:05 p.m.Montreal Pierre Elliott Trudeau Intl

1h 56m

IAD3:01 p.m.Washington, D.C. Dulles Intl

C$ 492

Air Canada

5 Aug

IAD9:45 a.m.Washington, D.C. Dulles Intl

1h 42m

YUL11:27 a.m.Montreal Pierre Elliott Trudeau Intl

12 Aug

YUL5:05 p.m.Montreal Pierre Elliott Trudeau Intl

1h 56m

IAD7:01 p.m.Washington, D.C. Dulles Intl

C$ 499

Air Canada

26 Sep

IAD3:45 p.m.Washington, D.C. Dulles Intl

1h 38m

YUL5:23 p.m.Montreal Pierre Elliott Trudeau Intl

5 Oct

YUL5:05 p.m.Montreal Pierre Elliott Trudeau Intl

1h 55m

IAD7:00 p.m.Washington, D.C. Dulles Intl

C$ 509

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 7/7

11:05 a.m.-6:10 p.m.

1 stop7h 05m

Montreal Pierre Elliott Trudeau Intl

Thu 16/7

6:30 a.m.-10:25 a.m.

1 stop3h 55m

C$ 468

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sat 4/7

11:05 a.m.-6:10 p.m.

1 stop7h 05m

Montreal Pierre Elliott Trudeau Intl

Wed 8/7

6:30 a.m.-10:25 a.m.

1 stop3h 55m

C$ 469

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sat 25/7

11:05 a.m.-6:10 p.m.

1 stop7h 05m

Montreal Pierre Elliott Trudeau Intl

Thu 30/7

6:30 a.m.-10:25 a.m.

1 stop3h 55m

C$ 470

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Mon 12/10

11:25 a.m.-6:10 p.m.

1 stop6h 45m

Montreal Pierre Elliott Trudeau Intl

Mon 19/10

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

1 stop4h 35m

C$ 472

Quickest round-trip

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Mon 6/7

3:55 p.m.-8:10 p.m.

1 stop4h 15m

Montreal Pierre Elliott Trudeau Intl

Wed 8/7

10:35 a.m.-3:11 p.m.

1 stop4h 36m

C$ 473

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 24/9

3:50 p.m.-10:10 p.m.

1 stop6h 20m

Montreal Pierre Elliott Trudeau Intl

Mon 28/9

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

1 stop4h 15m

C$ 475

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Wed 22/7

3:55 p.m.-8:10 p.m.

1 stop4h 15m

Montreal Pierre Elliott Trudeau Intl

Fri 24/7

10:35 a.m.-3:11 p.m.

1 stop4h 36m

C$ 476

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sat 4/7

11:05 a.m.-6:10 p.m.

1 stop7h 05m

Montreal Pierre Elliott Trudeau Intl

Thu 9/7

6:30 a.m.-10:25 a.m.

1 stop3h 55m

C$ 478

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sat 15/8

11:25 a.m.-6:10 p.m.

1 stop6h 45m

Montreal Pierre Elliott Trudeau Intl

Mon 24/8

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

1 stop4h 15m

C$ 479

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 17/7

11:05 a.m.-6:10 p.m.

1 stop7h 05m

Montreal Pierre Elliott Trudeau Intl

Tue 21/7

10:35 a.m.-3:11 p.m.

1 stop4h 36m

C$ 480

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$ 149, 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$ 153.

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$ 537. 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$ 1,012.

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 morning. Our users have found flights to Montreal in the morning for as low as C$ 584. Flights at noon are often more expensive with an average ticket price of C$ 858.

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$ 542 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$ 364 on momondo.

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

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

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$ 530
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$ 530. 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$ 646.

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 June 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) (28.47% of total bookings). The next most popular plane models are Embraer 175 (25.19%), Boeing 777 (12.25%), and Canadair (Bombardier) Regional Jet 900 (10.97%).

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$ 433	Free Cancellation	Rating 7.1 11,244 reviews		Search Air Canada flights
United Airlines	PriceFrom C$ 570	Free Cancellation	Rating 7.4 9,876 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$ 570. Generally, United Airlines has 28 flights on this route every week with an average price of C$ 671. United Airlines is rated 7.4/10 by our users.
Air Canada Flights From Washington, D.C. Dulles Intl Airport to Montreal
Across 11,244 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 28 times each week, with ticket deals ranging from C$ 433 to C$ 869. 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

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Cheap flights from Washington, D.C. Dulles Intl Airport to Montreal from C$ 224

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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

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

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?

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

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.

Popular Cities in Canada

Popular flights according to clicks in the last 7 days on momondo

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