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Cheap flights from Montreal to Washington, D.C. from $160

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 12/10. 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 to Washington, D.C.

Cheap round-trip flights

Air Canada Logo
2:00 pm - 3:55 pmYUL-DCA
1h 55mnonstop
Air Canada Logo
11:05 am - 12:46 pmDCA-YUL
1h 41mnonstop
$258Air Canada
Find Deal
Sat, Nov 1 - Sat, Nov 8
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
United Airlines Logo
9:45 am - 3:51 pmYUL-DCA
6h 06m1 stop
United Airlines Logo
12:00 pm - 5:26 pmDCA-YUL
5h 26m1 stop
$287United Airlines
Find Deal
Thu, Oct 2 - Sun, Oct 5
Multiple Airlines Logo
3:00 pm - 9:55 pmYUL-DCA
6h 55m1 stop
Multiple Airlines Logo
6:59 am - 1:22 pmDCA-YUL
6h 23m1 stop
$295Multiple Airlines
Find Deal
Mon, Nov 24 - Sun, Nov 30
Multiple Airlines Logo
3:00 pm - 9:55 pmYUL-DCA
6h 55m1 stop
Multiple Airlines Logo
6:00 am - 7:45 amDCA-YUL
1h 45mnonstop
$296Multiple Airlines
Find Deal
Wed, Nov 12 - Thu, Nov 13
United Airlines Logo
6:00 am - 10:28 amYUL-DCA
4h 28m1 stop
United Airlines Logo
7:00 am - 1:09 pmDCA-YUL
6h 09m1 stop
$299United Airlines
Find Deal
Fri, Oct 3 - Sat, Oct 4
Delta Logo
7:00 am - 5:20 pmYUL-DCA
10h 20m1 stop
Delta Logo
12:31 pm - 11:14 pmDCA-YUL
10h 43m2 stops
$305Delta
Find Deal
Fri, Oct 31 - Mon, Nov 3
Delta Logo
2:25 pm - 11:41 pmYUL-DCA
9h 16m2 stops
Delta Logo
2:30 pm - 11:14 pmDCA-YUL
8h 44m2 stops
$306Delta
Find Deal
Sat, Nov 1 - Sat, Nov 8
WestJet Logo
4:45 pm - 11:07 pmYUL-DCA
6h 22m1 stop
WestJet Logo
6:00 am - 11:59 amDCA-YUL
5h 59m1 stop
$315WestJet
Find Deal
Fri, Dec 19 - Fri, Jan 2
WestJet Logo
6:35 pm - 1:43 pmYUL-DCA
19h 08m1 stop
WestJet Logo
6:00 am - 1:44 pmDCA-YUL
7h 44m1 stop
$322WestJet
Find Deal
Mon, Dec 29 - Fri, Jan 2

United Airlines flights from Montreal to Washington, D.C. Reagan-National Airport

Our best United Airlines deals on Montreal to Washington, D.C. Reagan-National Airport flight tickets
United Airlines
Oct 2
YUL9:45 amMontreal Pierre Elliott Trudeau Intl
6h 06m
1 stop
DCA3:51 pmWashington, D.C. Reagan-National
Oct 5
DCA12:00 pmWashington, D.C. Reagan-National
5h 26m
1 stop
YUL5:26 pmMontreal Pierre Elliott Trudeau Intl
$287
Find similar
United Airlines
Oct 1
YUL6:00 amMontreal Pierre Elliott Trudeau Intl
3h 58m
1 stop
DCA9:58 amWashington, D.C. Reagan-National
Oct 5
DCA7:25 amWashington, D.C. Reagan-National
10h 01m
1 stop
YUL5:26 pmMontreal Pierre Elliott Trudeau Intl
$297
Find similar
United Airlines
Oct 3
YUL6:00 amMontreal Pierre Elliott Trudeau Intl
4h 28m
1 stop
DCA10:28 amWashington, D.C. Reagan-National
Oct 4
DCA7:00 amWashington, D.C. Reagan-National
6h 09m
1 stop
YUL1:09 pmMontreal Pierre Elliott Trudeau Intl
$299
Find similar

Air Canada flights from Montreal to Washington, D.C. Reagan-National Airport

Our best Air Canada deals on Montreal to Washington, D.C. Reagan-National Airport flight tickets
Air Canada
Nov 1
YUL2:00 pmMontreal Pierre Elliott Trudeau Intl
1h 55m
DCA3:55 pmWashington, D.C. Reagan-National
Nov 8
DCA11:05 amWashington, D.C. Reagan-National
1h 41m
YUL12:46 pmMontreal Pierre Elliott Trudeau Intl
$258
Find similar
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

momondo Fare Finder

 
Customize your flight search to find flights from Montreal to Washington, D.C. Reagan-National Airport 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 17, 2025.
Use the filters below to find and compare flights from Montreal to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Sat 11/1

2:00 pm-3:55 pm

Nonstop1h 55m

Washington, D.C. Reagan-National

Sat 11/8

11:05 am-12:46 pm

Nonstop1h 41m

$258

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

Thu 10/2

9:45 am-3:51 pm

1 stop6h 06m

Washington, D.C. Reagan-National

Sun 10/5

12:00 pm-5:26 pm

1 stop5h 26m

$287

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Mon 11/24

3:00 pm-9:55 pm

1 stop6h 55m

Washington, D.C. Reagan-National

Sun 11/30

6:59 am-1:22 pm

1 stop6h 23m

$295

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Wed 11/12

3:00 pm-9:55 pm

1 stop6h 55m

Washington, D.C. Reagan-National

Thu 11/13

6:00 am-7:45 am

Nonstop1h 45m

$296

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Fri 10/3

6:00 am-10:28 am

1 stop4h 28m

Washington, D.C. Reagan-National

Sat 10/4

7:00 am-1:09 pm

1 stop6h 09m

$299

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Fri 10/31

7:00 am-5:20 pm

1 stop10h 20m

Washington, D.C. Reagan-National

Mon 11/3

12:31 pm-11:14 pm

2 stops10h 43m

$305

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Sat 11/1

2:25 pm-11:41 pm

2 stops9h 16m

Washington, D.C. Reagan-National

Sat 11/8

2:30 pm-11:14 pm

2 stops8h 44m

$306

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Fri 12/19

4:45 pm-11:07 pm

1 stop6h 22m

Washington, D.C. Reagan-National

Fri 1/2

6:00 am-11:59 am

1 stop5h 59m

$315

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Mon 12/29

6:35 pm-1:43 pm

1 stop19h 08m

Washington, D.C. Reagan-National

Fri 1/2

6:00 am-1:44 pm

1 stop7h 44m

$322

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 to Washington, D.C. Reagan-National Airport

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 cheapest month to fly to Washington, D.C. Reagan-National Airport?

The month of June is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Montreal, with most prices found around $257. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of June, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $323.

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

The cheapest day to depart from Montreal to Washington, D.C. Reagan-National Airport is on a Thursday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Thursday will often find tickets for as low as $269. Flights from Montreal to Washington, D.C. Reagan-National Airport on a Tuesday will generally be more expensive and average around $481. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our data shows that the cheapest Montreal to Washington, D.C. Reagan-National Airport flights are usually those with departure times at noon. Our users have found flights to Washington, D.C. Reagan-National Airport at noon for as low as $307. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the afternoon when prices are around $634.

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

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

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

You are more likely to see cheaper flights to Washington, D.C. Reagan-National Airport from Montreal when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Reagan-National Airport for around $354 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Reagan-National Airport from Montreal for as low as $263 on momondo.

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

There are 4 cabin classes available to choose from on Montreal to Washington, D.C. Reagan-National flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Montreal to Washington, D.C. Reagan-National Airport flight prices changed over time?

As of September 2025, prices for Montreal to Washington, D.C. Reagan-National Airport flights are approximately 23% more expensive when compared to flights at the same time last year.

When to book flights from Montreal to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal to Washington, D.C. Reagan-National Airport 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. Reagan-National Airport (YMQ to DCA) flight deals and tips

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

Best Price Found

$243

Fastest flight time

1h 50m

Direct flights

Every day
The best one-way flight to Washington, D.C. Reagan-National Airport from Montreal in the past 72 hours is $243. The best round-trip flight deal from Montreal to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $301.
The fastest flight from Montreal to Washington, D.C. Reagan-National Airport takes 1h 50m
Direct flights go from Montreal to Washington, D.C. Reagan-National Airport every day.
Search flight deals

  • How far is Montreal to Washington, D.C. Reagan-National by plane?

    The straight-line distance from Montreal to Washington, D.C. Reagan-National is 492.0 mi. In terms of flight time, this usually takes a little over 1h 50m.

  • When did momondo last update prices for flights from Montreal to Washington, D.C. Reagan-National Airport?

    Prices for flights from Montreal to Washington, D.C. Reagan-National Airport are updated daily.

  • How many operators does momondo search for flights from Montreal to Washington, D.C. Reagan-National Airport?

  • How old do you have to be to fly from Montreal to Washington, D.C. Reagan-National Airport?

    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 Montreal to Washington, D.C. Reagan-National Airport.

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

    The necessary travel and health documents for your Washington, D.C. Reagan-National Airport 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 Montreal to Washington, D.C. Reagan-National Airport?

  • What is the most popular airline from Montreal to Washington, D.C. Reagan-National Airport?

Best airlines flying from Montreal to Washington, D.C. Reagan-National Airport

Compare and see reviews for airlines that fly from Montreal to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $237Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
United AirlinesPriceFrom $259Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights

  • United Airlines Flights From Montreal to Washington, D.C. Reagan-National Airport

    United Airlines is one of the most popular airlines flying from Montreal to Washington, D.C. Reagan-National Airport, operating 18 flights/week on average for this route. A good United Airlines flight deal for Montreal to Washington, D.C. Reagan-National Airport starts from $259 round-trip, up to an average price of $516. Our users have rated United Airlines at 7.4/10.

  • Air Canada Flights From Montreal to Washington, D.C. Reagan-National Airport

    Across 10,000 Air Canada reviews on momondo, the average score is 7.1/10. Air Canada flies from Montreal to Washington, D.C. Reagan-National Airport about 18 times each week, with ticket deals ranging from $237 to $348. Price data is based on momondo searches in the last 72 hours.

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.?

Finding the right flight to Washington, D.C. from Montreal is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

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?

Price alerts on flights to Washington, D.C. from Montreal are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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