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Cheap flights from Montreal to Washington, D.C. from $178

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 8/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
8:00 pm - 9:50 pm
YUL
-
DCA
1h 50mnonstop
Air Canada Logo
9:40 am - 11:28 am
DCA
-
YUL
1h 48mnonstop
$295Air Canada
Thu, Sep 24 - Sun, Sep 27
Air Canada Logo
8:00 pm - 9:48 pm
YUL
-
DCA
1h 48mnonstop
Air Canada Logo
6:00 am - 7:47 am
DCA
-
YUL
1h 47mnonstop
$300Air Canada
Thu, Sep 3 - Mon, Sep 7
Air Canada Logo
8:40 am - 12:00 pm
YUL
-
DCA
3h 20m
1 stop
Air Canada Logo
9:40 am - 11:28 am
DCA
-
YUL
1h 48mnonstop
$301Air Canada
Thu, Sep 24 - Sun, Sep 27
Air Canada Logo
8:00 pm - 9:48 pm
YUL
-
DCA
1h 48mnonstop
Air Canada Logo
9:40 am - 11:27 am
DCA
-
YUL
1h 47mnonstop
$304Air Canada
Sat, Aug 1 - Mon, Aug 24
Air Canada Logo
8:40 am - 12:00 pm
YUL
-
DCA
3h 20m
1 stop
Air Canada Logo
6:00 am - 7:47 am
DCA
-
YUL
1h 47mnonstop
$305Air Canada
Thu, Sep 3 - Mon, Sep 7
Air Canada Logo
8:00 pm - 9:48 pm
YUL
-
DCA
1h 48mnonstop
Air Canada Logo
9:40 am - 11:27 am
DCA
-
YUL
1h 47mnonstop
$306Air Canada
Sat, Aug 1 - Mon, Aug 24
Air Canada Logo
8:00 pm - 9:48 pm
YUL
-
DCA
1h 48mnonstop
Air Canada Logo
9:40 am - 11:27 am
DCA
-
YUL
1h 47mnonstop
$307Air Canada
Fri, Aug 21 - Wed, Aug 26
Air Canada Logo
8:40 am - 12:00 pm
YUL
-
DCA
3h 20m
1 stop
Air Canada Logo
4:20 pm - 6:20 pm
DCA
-
YUL
2h 00mnonstop
$309Air Canada
Sat, Aug 1 - Mon, Aug 24
Air Canada Logo
8:40 am - 12:00 pm
YUL
-
DCA
3h 20m
1 stop
Air Canada Logo
9:40 am - 11:27 am
DCA
-
YUL
1h 47mnonstop
$310Air Canada
Fri, Jul 31 - Tue, Aug 4
Air Canada Logo
8:40 am - 12:00 pm
YUL
-
DCA
3h 20m
1 stop
Air Canada Logo
9:40 am - 11:27 am
DCA
-
YUL
1h 47mnonstop
$312Air Canada
Fri, Aug 21 - Wed, Aug 26

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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
Sep 11
YUL8:00 pmMontreal Pierre Elliott Trudeau Intl
1h 50m
DCA9:50 pmWashington, D.C. Reagan-National
Sep 13
DCA6:00 amWashington, D.C. Reagan-National
1h 48m
YUL7:48 amMontreal Pierre Elliott Trudeau Intl
$295
Air Canada
Sep 3
YUL8:00 pmMontreal Pierre Elliott Trudeau Intl
1h 48m
DCA9:48 pmWashington, D.C. Reagan-National
Sep 7
DCA6:00 amWashington, D.C. Reagan-National
1h 47m
YUL7:47 amMontreal Pierre Elliott Trudeau Intl
$300
Air Canada
Sep 8
YUL8:40 amMontreal Pierre Elliott Trudeau Intl
3h 20m
1 stop
DCA12:00 pmWashington, D.C. Reagan-National
Sep 15
DCA9:40 amWashington, D.C. Reagan-National
1h 48m
YUL11:28 amMontreal Pierre Elliott Trudeau Intl
$301

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 13
YUL8:30 amMontreal Pierre Elliott Trudeau Intl
1h 50m
DCA10:20 amWashington, D.C. Reagan-National
Oct 13
DCA1:00 pmWashington, D.C. Reagan-National
7h 12m
1 stop
YUL8:12 pmMontreal Pierre Elliott Trudeau Intl
$357
United Airlines
Jul 10
YUL11:23 amMontreal Pierre Elliott Trudeau Intl
8h 25m
1 stop
DCA7:48 pmWashington, D.C. Reagan-National
Jul 13
DCA10:07 amWashington, D.C. Reagan-National
6h 03m
1 stop
YUL4:10 pmMontreal Pierre Elliott Trudeau Intl
$446
United Airlines
Jul 6
YUL11:23 amMontreal Pierre Elliott Trudeau Intl
10h 30m
1 stop
DCA9:53 pmWashington, D.C. Reagan-National
Jul 10
DCA11:00 amWashington, D.C. Reagan-National
11h 06m
1 stop
YUL10:06 pmMontreal Pierre Elliott Trudeau Intl
$457

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 June 30, 2026.
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

Cheapest round-trip

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Thu 9/24

8:00 pm-9:50 pm

Nonstop1h 50m

Washington, D.C. Reagan-National

Sun 9/27

9:40 am-11:28 am

Nonstop1h 48m

$295
Quickest round-trip

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Thu 9/3

8:00 pm-9:48 pm

Nonstop1h 48m

Washington, D.C. Reagan-National

Mon 9/7

6:00 am-7:47 am

Nonstop1h 47m

$300

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Thu 9/24

8:40 am-12:00 pm

1 stop3h 20m

Washington, D.C. Reagan-National

Sun 9/27

9:40 am-11:28 am

Nonstop1h 48m

$301

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Sat 8/1

8:00 pm-9:48 pm

Nonstop1h 48m

Washington, D.C. Reagan-National

Mon 8/24

9:40 am-11:27 am

Nonstop1h 47m

$304

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Thu 9/3

8:40 am-12:00 pm

1 stop3h 20m

Washington, D.C. Reagan-National

Mon 9/7

6:00 am-7:47 am

Nonstop1h 47m

$305

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Sat 8/1

8:00 pm-9:48 pm

Nonstop1h 48m

Washington, D.C. Reagan-National

Mon 8/24

9:40 am-11:27 am

Nonstop1h 47m

$306

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Fri 8/21

8:00 pm-9:48 pm

Nonstop1h 48m

Washington, D.C. Reagan-National

Wed 8/26

9:40 am-11:27 am

Nonstop1h 47m

$307

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Sat 8/1

8:40 am-12:00 pm

1 stop3h 20m

Washington, D.C. Reagan-National

Mon 8/24

4:20 pm-6:20 pm

Nonstop2h 00m

$309

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Fri 7/31

8:40 am-12:00 pm

1 stop3h 20m

Washington, D.C. Reagan-National

Tue 8/4

9:40 am-11:27 am

Nonstop1h 47m

$310

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Fri 8/21

8:40 am-12:00 pm

1 stop3h 20m

Washington, D.C. Reagan-National

Wed 8/26

9:40 am-11:27 am

Nonstop1h 47m

$312

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 typical price of a round-trip flight between Montreal and Washington, D.C. Reagan-National Airport?

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

The month of December is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Montreal, with most prices found around $156. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of December, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $158.

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 Wednesday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Wednesday will often find tickets for as low as $338. Flights from Montreal to Washington, D.C. Reagan-National Airport on a Monday will generally be more expensive and average around $524. 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 $362. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the morning when prices are around $378.

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 from Montreal 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 $348 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 $295 on momondo.

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

There are 3 cabin classes available to choose from on Montreal to Washington, D.C. Reagan-National Airport 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?

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

$228

Fastest flight time

1h 48m

Direct flights

Every day
The best one-way flight to Washington, D.C. Reagan-National Airport from Montreal in the past 72 hours is $228. The best round-trip flight deal from Montreal to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $355.
The fastest flight from Montreal to Washington, D.C. Reagan-National Airport takes 1h 48m
Direct flights go from Montreal to Washington, D.C. Reagan-National Airport every day.
Search flight deals

Frequently asked questions about flying from Montreal to Washington, D.C. Reagan-National Airport

  • 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 48m.

  • 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 $247Free CancellationRating
7.1
11,275 reviews
Search Air Canada flights

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

    Air Canada 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 Air Canada flight deal for Montreal to Washington, D.C. Reagan-National Airport starts from $247 round-trip, up to an average price of $333. Our users have rated Air Canada at 7.1/10.

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

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

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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