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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. from $155

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 Pierre Elliott Trudeau Intl Airport to Washington, D.C. departing on 10/9. 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 Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C.

Cheap round-trip flights

Porter Airlines Logo
8:55 am - 3:06 pmYUL-IAD
6h 11m1 stop
Porter Airlines Logo
4:20 pm - 10:15 pmIAD-YUL
5h 55m1 stop
$247Porter Airlines
Find Deal
Mon, Sep 29 - Wed, Oct 1
Porter Airlines Logo
10:45 am - 3:06 pmYUL-IAD
4h 21m1 stop
Porter Airlines Logo
11:35 am - 6:05 pmIAD-YUL
6h 30m1 stop
$248Porter Airlines
Find Deal
Sat, Oct 11 - Sun, Oct 12
Air Canada Logo
8:30 am - 10:20 amYUL-DCA
1h 50mnonstop
Air Canada Logo
6:00 am - 7:49 amDCA-YUL
1h 49mnonstop
$265Air Canada
Find Deal
Sat, Oct 18 - Sat, Oct 25
Air Canada Logo
8:15 am - 12:08 pmYUL-DCA
3h 53m1 stop
Air Canada Logo
11:00 am - 5:50 pmDCA-YUL
6h 50m1 stop
$267Air Canada
Find Deal
Sat, Oct 18 - Sat, Oct 25
Multiple Airlines Logo
9:15 am - 11:13 amYUL-IAD
1h 58mnonstop
Multiple Airlines Logo
9:45 am - 11:38 amIAD-YUL
1h 53mnonstop
$268Multiple Airlines
Find Deal
Fri, Oct 24 - Mon, Oct 27
United Airlines Logo
2:20 pm - 4:18 pmYUL-IAD
1h 58mnonstop
United Airlines Logo
1:20 pm - 9:29 pmIAD-YUL
8h 09m1 stop
$277United Airlines
Find Deal
Fri, Oct 10 - Sat, Oct 18
United Airlines Logo
6:00 am - 9:58 amYUL-DCA
3h 58m1 stop
United Airlines Logo
10:13 am - 4:10 pmDCA-YUL
5h 57m1 stop
$280United Airlines
Find Deal
Thu, Oct 2 - Sun, Oct 5
Multiple Airlines Logo
6:00 am - 12:59 pmYUL-DCA
6h 59m1 stop
Multiple Airlines Logo
12:55 pm - 7:14 pmDCA-YUL
6h 19m1 stop
$288Multiple Airlines
Find Deal
Thu, Nov 27 - Mon, Dec 1
Delta Logo
6:00 am - 5:17 pmYUL-DCA
11h 17m2 stops
Delta Logo
7:59 am - 6:40 pmDCA-YUL
10h 41m2 stops
$297Delta
Find Deal
Tue, Oct 14 - Tue, Oct 21
Delta Logo
6:00 am - 7:18 pmYUL-IAD
13h 18m2 stops
Delta Logo
7:05 am - 5:34 pmIAD-YUL
10h 29m1 stop
$321Delta
Find Deal
Tue, Oct 14 - Fri, Oct 17

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

Our best Air Canada deals on Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. flight tickets
Air Canada
Oct 18
YUL8:30 amMontreal Pierre Elliott Trudeau Intl
1h 50m
DCA10:20 amWashington, D.C. Reagan-National
Oct 25
DCA6:00 amWashington, D.C. Reagan-National
1h 49m
YUL7:49 amMontreal Pierre Elliott Trudeau Intl
$265
Find similar
Air Canada
Oct 18
YUL8:15 amMontreal Pierre Elliott Trudeau Intl
3h 53m
1 stop
DCA12:08 pmWashington, D.C. Reagan-National
Oct 25
DCA11:00 amWashington, D.C. Reagan-National
6h 50m
1 stop
YUL5:50 pmMontreal Pierre Elliott Trudeau Intl
$267
Find similar
Air Canada
Oct 24
YUL8:00 pmMontreal Pierre Elliott Trudeau Intl
1h 51m
DCA9:51 pmWashington, D.C. Reagan-National
Oct 26
DCA6:00 amWashington, D.C. Reagan-National
1h 45m
YUL7:45 amMontreal Pierre Elliott Trudeau Intl
$268
Find similar

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

Our best United Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. flight tickets
United Airlines
Oct 10
YUL2:20 pmMontreal Pierre Elliott Trudeau Intl
1h 58m
IAD4:18 pmWashington, D.C. Dulles Intl
Oct 18
IAD1:20 pmWashington, D.C. Dulles Intl
8h 09m
1 stop
YUL9:29 pmMontreal Pierre Elliott Trudeau Intl
$277
Find similar
United Airlines
Oct 2
YUL6:00 amMontreal Pierre Elliott Trudeau Intl
3h 58m
1 stop
DCA9:58 amWashington, D.C. Reagan-National
Oct 5
DCA10:13 amWashington, D.C. Reagan-National
5h 57m
1 stop
YUL4:10 pmMontreal Pierre Elliott Trudeau Intl
$280
Find similar
United Airlines
Oct 2
YUL9:15 amMontreal Pierre Elliott Trudeau Intl
1h 58m
IAD11:13 amWashington, D.C. Dulles Intl
Oct 5
IAD5:37 pmWashington, D.C. Dulles Intl
2h 08m
YUL7:45 pmMontreal Pierre Elliott Trudeau Intl
$282
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. 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 832,500 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport 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 9/29

8:55 am-3:06 pm

1 stop6h 11m

Washington, D.C. Dulles Intl

Wed 10/1

4:20 pm-10:15 pm

1 stop5h 55m

$247

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sat 10/11

10:45 am-3:06 pm

1 stop4h 21m

Washington, D.C. Dulles Intl

Sun 10/12

11:35 am-6:05 pm

1 stop6h 30m

$248

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Sat 10/18

8:30 am-10:20 am

Nonstop1h 50m

Washington, D.C. Reagan-National

Sat 10/25

6:00 am-7:49 am

Nonstop1h 49m

$265

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Sat 10/18

8:15 am-12:08 pm

1 stop3h 53m

Washington, D.C. Reagan-National

Sat 10/25

11:00 am-5:50 pm

1 stop6h 50m

$267

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 10/24

9:15 am-11:13 am

Nonstop1h 58m

Washington, D.C. Dulles Intl

Mon 10/27

9:45 am-11:38 am

Nonstop1h 53m

$268

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 10/10

2:20 pm-4:18 pm

Nonstop1h 58m

Washington, D.C. Dulles Intl

Sat 10/18

1:20 pm-9:29 pm

1 stop8h 09m

$277

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Thu 10/2

6:00 am-9:58 am

1 stop3h 58m

Washington, D.C. Reagan-National

Sun 10/5

10:13 am-4:10 pm

1 stop5h 57m

$280

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Thu 11/27

6:00 am-12:59 pm

1 stop6h 59m

Washington, D.C. Reagan-National

Mon 12/1

12:55 pm-7:14 pm

1 stop6h 19m

$288

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Tue 10/14

6:00 am-5:17 pm

2 stops11h 17m

Washington, D.C. Reagan-National

Tue 10/21

7:59 am-6:40 pm

2 stops10h 41m

$297

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Tue 10/14

6:00 am-7:18 pm

2 stops13h 18m

Washington, D.C. Dulles Intl

Fri 10/17

7:05 am-5:34 pm

1 stop10h 29m

$321

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 Washington, D.C. from

How to get the cheapest flight ticket from Montreal Pierre Elliott Trudeau Intl Airport 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

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

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

The month of July is, on average, the cheapest month to fly to Washington, D.C. from Montreal Pierre Elliott Trudeau Intl Airport, with most prices found around $281. If you’re not able to fly to Washington, D.C. in July, then September is your next best option. Flight prices from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. during September average around $291.

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 Pierre Elliott Trudeau Intl Airport is on a Thursday. momondo users have found tickets for Thursday departures for as low as $337. 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 Pierre Elliott Trudeau Intl Airport to Washington, D.C. for around $580.

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 Pierre Elliott Trudeau Intl Airport to Washington, D.C. when you can find flight prices for as low as $361. 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 $432. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

Fly from Montreal Pierre Elliott Trudeau Intl to Washington, D.C. Dulles Intl for the best Montreal Pierre Elliott Trudeau Intl - 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 Pierre Elliott Trudeau Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $337 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 Pierre Elliott Trudeau Intl Airport for as low as $229 on momondo.

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

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

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

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

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

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

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal Pierre Elliott Trudeau Intl Airport 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 Pierre Elliott Trudeau Intl Airport to Washington, D.C. (YUL to WAS) flight deals and tips

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

Best Price Found

$243

Fastest flight time

1h 46m

Direct flights

Every day

Airports in Washington, D.C.

2 airports
The best one-way flight to Washington, D.C. from Montreal Pierre Elliott Trudeau Intl Airport in the past 72 hours is $243. The best round-trip flight deal from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. found on momondo in the last 72 hours is $301.
The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. takes 1h 46m
Direct flights go from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. every day.
There are 2 airports near Washington, D.C.: Washington, D.C. Reagan-National (DCA), Washington, D.C. Dulles Intl (IAD)
Search flight deals

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

    A flight from Montreal Pierre Elliott Trudeau Intl to Washington, D.C. will travel around 482.7 mi. Flights usually cover this in 1h 50m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. are updated daily.

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

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

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

    The required travel and health documents for your Washington, D.C. trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C.. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

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

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

Compare and see reviews for airlines that fly from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
Porter AirlinesPriceFrom $202Free CancellationRating
7.9
363 reviews
Search Porter Airlines flights
Air CanadaPriceFrom $220Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
United AirlinesPriceFrom $246Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights
DeltaPriceFrom $275Free CancellationRating
7.9
7,957 reviews
Search Delta flights

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

    United Airlines operates around 39 flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. every week. The average price of these flights found in the last 72 hours has been $505, but momondo users have found United Airlines deals from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. from as low as $246 round-trip. United Airlines has been scored 7.4/10 in 8,924 reviews.

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

    Another popular option for Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. flights is Air Canada (7.1/10, 10,000 ratings). Air Canada flies from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. around 39 times per week, with deals starting from $220 round-trip and rising to an average price of around $315.

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
National Harbor
Arlington
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Manassas
Reston
Fairfax
Glen Burnie
Gaithersburg
Springfield
Linthicum Heights

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Montreal with this policy.

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

momondo helps you find the best flight between Montreal and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Montreal to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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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.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport