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

As of February 2026, there are 103 flights per week flying from Montreal to Washington, D.C.. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.

What airlines fly to Washington, D.C.?

Air Canada, United Airlines and Porter Airlines are the top three most popular airlines that fly to Washington, D.C. from Montreal according to our data. Air Canada is the first choice among our users, with 73% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 4 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

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

Porter Airlines and Air Canada are the most popular carriers operating from Montreal to Washington, D.C.

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

14 flights are operational daily from Montreal to Washington, D.C. as of February 2026. The most popular departure time for this route is 9:00AM, with 44% of flights per day taking off at noon.

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

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

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

There are 4 operators available for flights from Montreal to Washington, D.C. as of February 2026.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montreal to Washington, D.C..

What documentation or ID do you need to fly to Washington, D.C.?

The travel and health documents you'll need for your trip to Washington, D.C. may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C.. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$137 Cheap Flights from Montreal to Washington, D.C. in 2026

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Round-trip

One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

6:50 am - 10:24 am

YUL

IAD

3h 34m

1 stop

11:40 am - 7:15 pm

IAD

YUL

7h 35m

1 stop

$270Porter Airlines

Mon, Mar 2 - Thu, Mar 5

11:25 am - 5:14 pm

YUL

IAD

5h 49m

1 stop

6:30 pm - 10:45 pm

IAD

YUL

4h 15m

1 stop

$271Porter Airlines

Sun, Apr 12 - Fri, Apr 17

8:55 am - 12:29 pm

YUL

IAD

3h 34m

1 stop

6:30 pm - 10:45 pm

IAD

YUL

4h 15m

1 stop

$273Porter Airlines

Sat, Apr 25 - Wed, Apr 29

8:25 am - 10:21 am

YUL

DCA

1h 56mnonstop

11:05 am - 12:47 pm

DCA

YUL

1h 42mnonstop

$276Air Canada

Fri, Mar 27 - Fri, Apr 3

7:00 pm - 8:54 pm

YUL

IAD

1h 54mnonstop

9:55 am - 11:38 am

IAD

YUL

1h 43mnonstop

$277Air Canada

Thu, Mar 26 - Thu, Apr 2

1:35 pm - 3:31 pm

YUL

DCA

1h 56mnonstop

11:05 am - 12:47 pm

DCA

YUL

1h 42mnonstop

$277Air Canada

Sat, Mar 28 - Sat, Apr 4

1:35 pm - 3:31 pm

YUL

DCA

1h 56mnonstop

11:05 am - 12:47 pm

DCA

YUL

1h 42mnonstop

$278Air Canada

Fri, Mar 27 - Fri, Apr 3

7:00 pm - 8:54 pm

YUL

IAD

1h 54mnonstop

6:30 pm - 10:45 pm

IAD

YUL

4h 15m

1 stop

$278Multiple Airlines

Fri, Mar 27 - Sun, Mar 29

1:40 pm - 5:14 pm

YUL

IAD

3h 34m

1 stop

6:30 pm - 10:45 pm

IAD

YUL

4h 15m

1 stop

$280Porter Airlines

Fri, Feb 27 - Sun, Mar 1

7:00 pm - 8:54 pm

YUL

IAD

1h 54mnonstop

6:30 pm - 10:45 pm

IAD

YUL

4h 15m

1 stop

$281Multiple Airlines

Thu, Mar 26 - Thu, Apr 2

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

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

Porter Airlines

Mar 2

YUL6:50 amMontreal Pierre Elliott Trudeau Intl

3h 34m

1 stop

IAD10:24 amWashington, D.C. Dulles Intl

Mar 5

IAD11:40 amWashington, D.C. Dulles Intl

7h 35m

1 stop

YUL7:15 pmMontreal Pierre Elliott Trudeau Intl

$270

Porter Airlines

Apr 12

YUL11:25 amMontreal Pierre Elliott Trudeau Intl

5h 49m

1 stop

IAD5:14 pmWashington, D.C. Dulles Intl

Apr 17

IAD6:30 pmWashington, D.C. Dulles Intl

4h 15m

1 stop

YUL10:45 pmMontreal Pierre Elliott Trudeau Intl

$271

Porter Airlines

Apr 25

YUL8:55 amMontreal Pierre Elliott Trudeau Intl

3h 34m

1 stop

IAD12:29 pmWashington, D.C. Dulles Intl

Apr 29

IAD6:30 pmWashington, D.C. Dulles Intl

4h 15m

1 stop

YUL10:45 pmMontreal Pierre Elliott Trudeau Intl

$273

Delta flights from Montreal to Washington, D.C.

Our best Delta deals on Montreal to Washington, D.C. flight tickets

Delta

Mar 11

YUL12:42 pmMontreal Pierre Elliott Trudeau Intl

5h 51m

1 stop

IAD6:33 pmWashington, D.C. Dulles Intl

Mar 18

IAD7:18 amWashington, D.C. Dulles Intl

10h 13m

1 stop

YUL5:31 pmMontreal Pierre Elliott Trudeau Intl

$312

Delta

Mar 16

YUL6:00 amMontreal Pierre Elliott Trudeau Intl

12h 33m

2 stops

IAD6:33 pmWashington, D.C. Dulles Intl

Mar 24

IAD6:01 amWashington, D.C. Dulles Intl

12h 34m

2 stops

YUL6:35 pmMontreal Pierre Elliott Trudeau Intl

$319

Delta

Mar 9

YUL12:50 pmMontreal Pierre Elliott Trudeau Intl

11h 37m

2 stops

IAD12:27 amWashington, D.C. Dulles Intl

Mar 16

IAD6:00 amWashington, D.C. Dulles Intl

11h 31m

2 stops

YUL5:31 pmMontreal Pierre Elliott Trudeau Intl

$321

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Mon 3/2

6:50 am-10:24 am

1 stop3h 34m

Washington, D.C. Dulles Intl

Thu 3/5

11:40 am-7:15 pm

1 stop7h 35m

$270

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sun 4/12

11:25 am-5:14 pm

1 stop5h 49m

Washington, D.C. Dulles Intl

Fri 4/17

6:30 pm-10:45 pm

1 stop4h 15m

$271

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sat 4/25

8:55 am-12:29 pm

1 stop3h 34m

Washington, D.C. Dulles Intl

Wed 4/29

6:30 pm-10:45 pm

1 stop4h 15m

$273

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Fri 3/27

8:25 am-10:21 am

Nonstop1h 56m

Washington, D.C. Reagan-National

Fri 4/3

11:05 am-12:47 pm

Nonstop1h 42m

$276

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 3/26

7:00 pm-8:54 pm

Nonstop1h 54m

Washington, D.C. Dulles Intl

Thu 4/2

9:55 am-11:38 am

Nonstop1h 43m

$277

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Sat 3/28

1:35 pm-3:31 pm

Nonstop1h 56m

Washington, D.C. Reagan-National

Sat 4/4

11:05 am-12:47 pm

Nonstop1h 42m

$277

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Fri 3/27

1:35 pm-3:31 pm

Nonstop1h 56m

Washington, D.C. Reagan-National

Fri 4/3

11:05 am-12:47 pm

Nonstop1h 42m

$278

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 3/27

7:00 pm-8:54 pm

Nonstop1h 54m

Washington, D.C. Dulles Intl

Sun 3/29

6:30 pm-10:45 pm

1 stop4h 15m

$278

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 2/27

1:40 pm-5:14 pm

1 stop3h 34m

Washington, D.C. Dulles Intl

Sun 3/1

6:30 pm-10:45 pm

1 stop4h 15m

$280

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 3/26

7:00 pm-8:54 pm

Nonstop1h 54m

Washington, D.C. Dulles Intl

Thu 4/2

6:30 pm-10:45 pm

1 stop4h 15m

$281

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Showing 1-10 of 20 resultsSorted by cheapest first

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

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 Montreal and Washington, D.C.?

What is the cheapest month to fly to Washington, D.C.?

The month of October is, on average, the cheapest month to fly to Washington, D.C. from Montreal, with most prices found around $273. If you’re not able to fly to Washington, D.C. in October, then May is your next best option. Flight prices from Montreal to Washington, D.C. during May average around $285.

What is the cheapest day to depart on your flight to Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from Montreal is on a Thursday. momondo users have found tickets for Thursday departures for as low as $364. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Montreal to Washington, D.C. for around $614.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

In the afternoon is the cheapest time of day to fly from Montreal to Washington, D.C. when you can find flight prices for as low as $329. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $492. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

How far in advance should I book a flight to Washington, D.C.?

You are more likely to see cheaper flights to Washington, D.C. from Montreal when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $308 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Montreal for as low as $212 on momondo.

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

There are 4 cabin classes available to choose from on Montreal to Washington, D.C. 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 Montreal to Washington, D.C. flights?

You could potentially save up to 23% on your flight if you consider stops on a Montreal to Washington, D.C. flight.

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

As of February 2026, prices for Montreal to Washington, D.C. flights are approximately 94% more expensive when compared to flights at the same time last year.

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

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

Estimated round-trip price

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

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

Best Price Found	$210
Fastest flight time	1h 48m
Direct flights	Every day
Airports in Washington, D.C.	2 airports

The best one-way flight to Washington, D.C. from Montreal in the past 72 hours is $210. The best round-trip flight deal from Montreal to Washington, D.C. found on momondo in the last 72 hours is $300.

The fastest flight from Montreal to Washington, D.C. takes 1h 48m

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

There are 2 airports in Washington, D.C.. From Montreal there are direct flights to Washington, D.C. Reagan-National (DCA), Washington, D.C. Dulles Intl (IAD).

Search flight deals

How far is Montreal to Washington, D.C. by plane?
There are 488.5 mi between Montreal and Washington, D.C.. In terms of flight time, this usually takes a little over 1h 48m.
When did momondo last update prices for flights from Montreal to Washington, D.C.?
Prices for flights from Montreal to Washington, D.C. are refreshed on a daily basis.
How many operators does momondo search for flights from Montreal to Washington, D.C.?
There are 4 operators available for flights from Montreal to Washington, D.C. as of February 2026.
How old do you have to be to fly from Montreal to Washington, D.C.?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montreal to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The travel and health documents you'll need for your trip to Washington, D.C. may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C.. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Montreal to Washington, D.C.?
Based on momondo bookings for flights between Montreal and Washington, D.C., the leading plane model is Embraer 175 (Enhanced Winglets), making up 20.58% of the total bookings. Other popular models include Canadair (Bombardier) Regional Jet 900 with 12.70%, Airbus A321-100/200 with 12.14%, and Airbus A330-300 with 8.24%.
What is the most popular airline from Montreal to Washington, D.C.?
Based on momondo bookings for flights between Montreal and Washington, D.C., the leading airline is Air Canada, making up 73% of the total bookings. Other popular airlines include United Airlines with 17% and Porter Airlines with 10%.

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

Compare and see reviews for airlines that fly from Montreal to Washington, D.C. with momondo

Airline	Rating	Free Cancellation	Price
Porter Airlines	PriceFrom $197	Free Cancellation	Rating 7.9 415 reviews	Search Porter Airlines flights
Air Canada	PriceFrom $220	Free Cancellation	Rating 7.1 10,715 reviews	Search Air Canada flights
United Airlines	PriceFrom $225	Free Cancellation	Rating 7.4 9,284 reviews	Search United Airlines flights
Delta	PriceFrom $275	Free Cancellation	Rating 7.9 8,189 reviews	Search Delta flights

United Airlines Flights From Montreal to Washington, D.C.
United Airlines operates around 41 flights from Montreal to Washington, D.C. every week. The average price of these flights found in the last 72 hours has been $430, but momondo users have found United Airlines deals from Montreal to Washington, D.C. from as low as $225 round-trip. United Airlines has been scored 7.4/10 in 9,279 reviews.
Air Canada Flights From Montreal to Washington, D.C.
Air Canada is also a popular choice for this route. Air Canada flight deals for Montreal to Washington, D.C. start from as low as $220 round-trip, depending on your selected dates, with average Air Canada deals seen on momondo around $321. Air Canada operates 41 flights to Washington, D.C. from Montreal in an average week. Users have rated it 7.1/10 across 10,709 reviews.

Alexandria

National Harbor

Gettysburg

Arlington

Waldorf

Woodbridge

Laurel

Colonial Beach

Tysons

Silver Spring

Towson

Fredericksburg

Gaithersburg

Rockville

Manassas

Springfield

Fairfax

Linthicum Heights

Bethesda

Glen Burnie

Why use momondo?

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

It is quick and easy to find Montreal to Washington, D.C. 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 Washington, D.C. that suits you.

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

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

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

Once you have performed a search for Montreal to Washington, D.C. 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 Montreal to Washington, D.C. right now. Can momondo alert me if prices change?

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

An easier way to manage your Washington, D.C. trip

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Fly into one of these airports located in Washington, D.C.

Washington, D.C. Reagan-National Airport

Washington, D.C. Dulles Intl Airport

Cheap flights from Montreal to Washington, D.C. from $137

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal to Washington, D.C. departing on 5/11. 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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Filter for what you want

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

Cheap round-trip flights

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

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

Delta flights from Montreal to Washington, D.C.

Our best Delta deals on Montreal to Washington, D.C. flight tickets

momondo Fare Finder

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

See travel insights to Washington, D.C. from

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

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

What is the cheapest month to fly to Washington, D.C.?

What is the cheapest day to depart on your flight to Washington, D.C.?

What is the cheapest time of day to depart on your flight to Washington, D.C.?

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

How far in advance should I book a flight to Washington, D.C.?

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

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

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

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

What airlines fly to Washington, D.C.?

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

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

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

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

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

Best Price Found

Fastest flight time

Direct flights

Airports in Washington, D.C.

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

Compare and see reviews for airlines that fly from Montreal to Washington, D.C. with momondo

United Airlines Flights From Montreal to Washington, D.C.

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

Traveling to a place near Washington, D.C.?

Why use momondo?

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

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

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

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

An easier way to manage your Washington, D.C. 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 the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.

Fly your favorite airline to Washington, D.C.

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

Cabin classes currently available on flights to Washington, D.C.

List of cabin classes available on flights landing in Washington, D.C.. Availability may vary depending on flight origin and airline.

Popular cities in the United States

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

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