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Cheap flights from District of Columbia to Montreal from $139

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Montreal departing on 7/18. 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

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Find the cheapest flights from District of Columbia to Montreal

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
5:15 pm - 1:52 am
IAD
-
YUL
8h 37m
1 stop
Air Canada Logo
1:05 pm - 3:01 pm
YUL
-
IAD
1h 56mnonstop
$284Air Canada
Mon, Jun 22 - Tue, Jun 23
Porter Airlines Logo
3:50 pm - 8:10 pm
IAD
-
YUL
4h 20m
1 stop
Porter Airlines Logo
6:30 am - 10:45 am
YUL
-
IAD
4h 15m
1 stop
$295Porter Airlines
Mon, Aug 10 - Mon, Aug 17
Air Canada Logo
11:00 am - 5:47 pm
DCA
-
YUL
6h 47m
1 stop
Air Canada Logo
8:00 pm - 9:48 pm
YUL
-
DCA
1h 48mnonstop
$299Air Canada
Mon, Aug 10 - Mon, Aug 10
Porter Airlines Logo
4:00 pm - 8:10 pm
IAD
-
YUL
4h 10m
1 stop
Porter Airlines Logo
6:30 am - 10:46 am
YUL
-
IAD
4h 16m
1 stop
$299Porter Airlines
Sun, Jul 19 - Tue, Jul 21
Porter Airlines Logo
4:00 pm - 8:10 pm
IAD
-
YUL
4h 10m
1 stop
Porter Airlines Logo
6:30 am - 10:46 am
YUL
-
IAD
4h 16m
1 stop
$300Porter Airlines
Mon, Jul 13 - Thu, Jul 16
Porter Airlines Logo
3:50 pm - 8:10 pm
IAD
-
YUL
4h 20m
1 stop
Porter Airlines Logo
10:35 am - 3:10 pm
YUL
-
IAD
4h 35m
1 stop
$302Porter Airlines
Sun, Aug 9 - Thu, Aug 20
Porter Airlines Logo
11:30 am - 6:10 pm
IAD
-
YUL
6h 40m
1 stop
Porter Airlines Logo
6:30 am - 10:46 am
YUL
-
IAD
4h 16m
1 stop
$303Porter Airlines
Sat, Jul 11 - Mon, Jul 13
Porter Airlines Logo
11:30 am - 6:10 pm
IAD
-
YUL
6h 40m
1 stop
Porter Airlines Logo
6:30 am - 10:46 am
YUL
-
IAD
4h 16m
1 stop
$305Porter Airlines
Sat, Jul 11 - Mon, Jul 13
Porter Airlines Logo
3:50 pm - 8:10 pm
IAD
-
YUL
4h 20m
1 stop
Porter Airlines Logo
6:30 am - 10:45 am
YUL
-
IAD
4h 15m
1 stop
$306Porter Airlines
Fri, Aug 28 - Mon, Aug 31
Porter Airlines Logo
11:30 am - 6:10 pm
IAD
-
YUL
6h 40m
1 stop
Porter Airlines Logo
10:35 am - 3:16 pm
YUL
-
IAD
4h 41m
1 stop
$307Porter Airlines
Sun, Jul 5 - Tue, Jul 14

Porter Airlines flights from District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport

Our best Porter Airlines deals on District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
Porter Airlines
Aug 10
IAD3:50 pmWashington, D.C. Dulles Intl
4h 20m
1 stop
YUL8:10 pmMontreal Pierre Elliott Trudeau Intl
Aug 17
YUL6:30 amMontreal Pierre Elliott Trudeau Intl
4h 15m
1 stop
IAD10:45 amWashington, D.C. Dulles Intl
$295
Porter Airlines
Jul 19
IAD4:00 pmWashington, D.C. Dulles Intl
4h 10m
1 stop
YUL8:10 pmMontreal Pierre Elliott Trudeau Intl
Jul 21
YUL6:30 amMontreal Pierre Elliott Trudeau Intl
4h 16m
1 stop
IAD10:46 amWashington, D.C. Dulles Intl
$299
Porter Airlines
Jul 13
IAD4:00 pmWashington, D.C. Dulles Intl
4h 10m
1 stop
YUL8:10 pmMontreal Pierre Elliott Trudeau Intl
Jul 16
YUL6:30 amMontreal Pierre Elliott Trudeau Intl
4h 16m
1 stop
IAD10:46 amWashington, D.C. Dulles Intl
$300

Air Canada flights from District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport

Our best Air Canada deals on District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
Air Canada
Jun 22
IAD5:15 pmWashington, D.C. Dulles Intl
8h 37m
1 stop
YUL1:52 amMontreal Pierre Elliott Trudeau Intl
Jun 23
YUL1:05 pmMontreal Pierre Elliott Trudeau Intl
1h 56m
IAD3:01 pmWashington, D.C. Dulles Intl
$284
Air Canada
Aug 10
DCA11:00 amWashington, D.C. Reagan-National
6h 47m
1 stop
YUL5:47 pmMontreal Pierre Elliott Trudeau Intl
Aug 10
YUL8:00 pmMontreal Pierre Elliott Trudeau Intl
1h 48m
DCA9:48 pmWashington, D.C. Reagan-National
$299
Air Canada
Jun 29
DCA8:40 pmWashington, D.C. Reagan-National
5h 12m
1 stop
YUL1:52 amMontreal Pierre Elliott Trudeau Intl
Jun 30
YUL8:30 amMontreal Pierre Elliott Trudeau Intl
1h 48m
DCA10:18 amWashington, D.C. Reagan-National
$313

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia to Montreal Pierre Elliott Trudeau Intl 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 3, 2026.
Use the filters below to find and compare flights from District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport 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

Mon 6/22

5:15 pm-1:52 am

1 stop8h 37m

Montreal Pierre Elliott Trudeau Intl

Tue 6/23

1:05 pm-3:01 pm

Nonstop1h 56m

$284

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Mon 8/10

3:50 pm-8:10 pm

1 stop4h 20m

Montreal Pierre Elliott Trudeau Intl

Mon 8/17

6:30 am-10:45 am

1 stop4h 15m

$295

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Mon 8/10

11:00 am-5:47 pm

1 stop6h 47m

Montreal Pierre Elliott Trudeau Intl

Mon 8/10

8:00 pm-9:48 pm

Nonstop1h 48m

$299
Quickest round-trip

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sun 7/19

4:00 pm-8:10 pm

1 stop4h 10m

Montreal Pierre Elliott Trudeau Intl

Tue 7/21

6:30 am-10:46 am

1 stop4h 16m

$299

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Mon 7/13

4:00 pm-8:10 pm

1 stop4h 10m

Montreal Pierre Elliott Trudeau Intl

Thu 7/16

6:30 am-10:46 am

1 stop4h 16m

$300

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sun 8/9

3:50 pm-8:10 pm

1 stop4h 20m

Montreal Pierre Elliott Trudeau Intl

Thu 8/20

10:35 am-3:10 pm

1 stop4h 35m

$302

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sat 7/11

11:30 am-6:10 pm

1 stop6h 40m

Montreal Pierre Elliott Trudeau Intl

Mon 7/13

6:30 am-10:46 am

1 stop4h 16m

$303

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sat 7/11

11:30 am-6:10 pm

1 stop6h 40m

Montreal Pierre Elliott Trudeau Intl

Mon 7/13

6:30 am-10:46 am

1 stop4h 16m

$305

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 8/28

3:50 pm-8:10 pm

1 stop4h 20m

Montreal Pierre Elliott Trudeau Intl

Mon 8/31

6:30 am-10:45 am

1 stop4h 15m

$306

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sun 7/5

11:30 am-6:10 pm

1 stop6h 40m

Montreal Pierre Elliott Trudeau Intl

Tue 7/14

10:35 am-3:16 pm

1 stop4h 41m

$307

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 Montreal from

How to get the cheapest flight ticket from District of Columbia to Montreal Pierre Elliott Trudeau Intl 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 Montreal Pierre Elliott Trudeau Intl Airport?

The month of June is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from District of Columbia averaging around $103.

What is the cheapest day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport?

The cheapest day to depart from District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport is on a Thursday. Travelers who choose to depart for Montreal Pierre Elliott Trudeau Intl Airport on a Thursday will often find tickets for as low as $577. Flights from District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport on a Tuesday will generally be more expensive and average around $749. 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 Montreal Pierre Elliott Trudeau Intl Airport?

In the evening is the cheapest time of day to fly from District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport when you can find flight prices for as low as $508. Flying to Montreal Pierre Elliott Trudeau Intl Airport in the evening is an ideal time because this is during off-peak travel hours. Flights at noon are often more expensive with an average ticket price of $669.

What is the cheapest District of Columbia to Montreal Pierre Elliott Trudeau Intl flight route?

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

How far in advance should I book a flight from District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport?

You are more likely to see cheaper flights to Montreal Pierre Elliott Trudeau Intl Airport from District of Columbia when booking weeks ahead of your departure date. In general, you can expect to find flights to Montreal Pierre Elliott Trudeau Intl Airport for around $378 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montreal Pierre Elliott Trudeau Intl Airport from District of Columbia for as low as $288 on momondo.

What cabin class options are available on District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport flights?

There are 4 cabin classes available to choose from on District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport 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 District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport flights?

You could potentially save up to 6% on your flight if you consider stops on a District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport flight.

Cheap District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport

Best Price Found

$221

Fastest flight time

1h 38m

Direct flights

Every day
The best one-way flight to Montreal Pierre Elliott Trudeau Intl Airport from District of Columbia in the past 72 hours is $221. The best round-trip flight deal from District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport found on momondo in the last 72 hours is $402.
The fastest flight from District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport takes 1h 38m
Direct flights go from District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport every day.
Search flight deals

Frequently asked questions about flying from District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport

  • When did momondo last update prices for flights from District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport?

    Prices for flights from District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport?

  • How old do you have to be to fly from District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport?

    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 District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport.

  • What documentation or ID do you need to fly to Montreal Pierre Elliott Trudeau Intl Airport?

    The required travel and health documents for your Montreal Pierre Elliott Trudeau Intl Airport 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 Montreal Pierre Elliott Trudeau Intl Airport. 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 District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport?

Best airlines flying from District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport

Compare and see reviews for airlines that fly from District of Columbia to Montreal Pierre Elliott Trudeau Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $113Free CancellationRating
7.1
11,125 reviews
Search Air Canada flights
Porter AirlinesPriceFrom $115Free CancellationRating
8.0
440 reviews
Search Porter Airlines flights
United AirlinesPriceFrom $188Free CancellationRating
7.4
9,772 reviews
Search United Airlines flights
DeltaPriceFrom $314Free CancellationRating
7.9
8,399 reviews
Search Delta flights

Traveling to a place near Montreal?

Book flights to Montreal if you plan to visit one of these locations
Laval
Dorval
Brossard
Longueuil
Trois-Rivières
Cornwall
Saint-Sauveur
Sherbrooke
Drummondville
Boucherville
Magog
Montebello
Saint-Jean-sur-Richelieu
Bromont
North Hatley

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Montreal?

It is quick and easy to find District of Columbia 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 District of Columbia to Montreal with flexible booking policies on momondo?

Flights from District of Columbia to Montreal with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from District of Columbia to Montreal?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Montreal from District of Columbia.

I’m not ready to book a flight from District of Columbia to Montreal right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Montreal from District of Columbia. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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