In terms of precipitation, rainfall in Montreal Pierre Elliott Trudeau Intl Airport ranges from 2.5 - 4.4 inches per month. August is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Montreal Pierre Elliott Trudeau Intl Airport when rainfall is around 2.5 in.

If weather is an important factor for your trip to Montreal Pierre Elliott Trudeau Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

How can I find direct flights from Reagan-National to Pierre Elliott Trudeau Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Pierre Elliott Trudeau Intl.

Can I find deals for business class flights from Reagan-National to Pierre Elliott Trudeau Intl?

Yes. Cheapflights offers flight deals from Reagan-National to Pierre Elliott Trudeau Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$121+ Flights from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport

Q: What is the cheapest day to fly from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Travelers seeking maximum savings on their Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport flight should consider departing on Wednesday at noon when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to Montreal Pierre Elliott Trudeau Intl are usually found in February or September, booked 67 days in advance, depart on a Friday or Thursday and return on a Thursday

Cheap flight deals from Reagan-National to Pierre Elliott Trudeau Intl

Round-trip from	$263 (Gotogate)
One-way from	$121 (Mytrip)
Popular in	December
Cheapest in	February
Average price	$391
Good round-trip deal	$397 or less
Good one-way deal	$125 or less

From Washington, D.C. Reagan-National to Montreal Pierre Elliott Trudeau Intl

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One-way flight from Washington, D.C. Reagan-National to Montreal Pierre Elliott Trudeau Intl

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Highest demand for flights based on searches. 10% potential increase in price ($45 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Price to beat on a round-trip flight from Washington, D.C. Reagan-National to Montreal Pierre Elliott Trudeau Intl.

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Price to beat on a one-way flight from Washington, D.C. Reagan-National to Montreal Pierre Elliott Trudeau Intl.

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Find flight deals from Reagan-National to Pierre Elliott Trudeau Intl

Cheapest flights from Reagan-National to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Reagan-National to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Wed 9/109:40 amDCA - YUL

Nonstop1h 49mAir Canada

Wed 9/178:00 pmYUL - DCA

Nonstop1h 51mAir Canada

Deal found 7/27

$263

Sat 8/302:00 pmDCA - YUL

1 stop7h 29mUnited Airlines

Sun 8/316:15 amYUL - DCA

1 stop6h 44mUnited Airlines

Deal found 7/27

$320

Tue 9/304:00 pmDCA - YUL

1 stop7h 56mDelta

Tue 10/282:30 pmYUL - DCA

1 stop6h 37mDelta

Deal found 7/26

$329

Best flights from Reagan-National to Pierre Elliott Trudeau Intl
Discover carefully curated flight deals from Reagan-National to Pierre Elliott Trudeau Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Wed 9/109:40 amDCA - YUL

Nonstop1h 49mAir Canada

Wed 9/178:00 pmYUL - DCA

Nonstop1h 51mAir Canada

Deal found 7/27

$263

Sat 8/302:00 pmDCA - YUL

1 stop7h 29mUnited Airlines

Sun 8/316:15 amYUL - DCA

1 stop6h 44mUnited Airlines

Deal found 7/27

$320

Tue 9/3012:30 pmDCA - YUL

1 stop5h 20mDelta

Sat 11/19:28 amYUL - DCA

1 stop6h 57mDelta

Deal found 7/26

$329

Last-minute flights from Reagan-National to Pierre Elliott Trudeau Intl
Discover last-minute flight deals from Reagan-National to Pierre Elliott Trudeau Intl. Data last updated July 29, 2025 and is based on user searches.

Sun 8/34:30 pmDCA - YUL

Nonstop1h 55mAir Canada

Sat 8/238:30 amYUL - DCA

Nonstop1h 48mAir Canada

Deal found 7/27

$434

Tue 8/511:00 amDCA - YUL

1 stop5h 07mDelta

Sat 9/206:00 amYUL - DCA

2 stops9h 00mDelta

Deal found 7/27

$422

Tue 8/57:00 amDCA - YUL

1 stop6h 09mUnited Airlines

Sat 9/203:41 pmYUL - DCA

1 stop4h 55mUnited Airlines

Deal found 7/28

$485

Fri 8/810:15 pmDCA - YUL

1 stop11h 31mAmerican Airlines

Thu 8/1412:51 pmYUL - DCA

1 stop7h 08mAmerican Airlines

Deal found 7/27

$412

Thu 8/211:40 pmDCA - YUL

1 stop10h 13mWestJet

Tue 8/2612:55 pmYUL - DCA

1 stop6h 04mWestJet

Deal found 7/28

$376

Sun 8/246:10 amDCA - YUL

1 stop6h 06mAmerican Airlines

Wed 8/277:50 amYUL - DCA

1 stop3h 53mAmerican Airlines

Deal found 7/27

$329

Sat 8/304:30 pmDCA - YUL

Nonstop1h 55mAir Canada

Sun 8/318:30 amYUL - DCA

Nonstop1h 48mAir Canada

Deal found 7/27

$272

Sat 8/302:00 pmDCA - YUL

1 stop7h 29mUnited Airlines

Sun 8/316:15 amYUL - DCA

1 stop6h 44mUnited Airlines

Deal found 7/27

$320

Sat 8/306:25 pmDCA - YUL

1 stop5h 03mMultiple Airlines

Sun 8/318:30 amYUL - DCA

Nonstop1h 48mMultiple Airlines

Deal found 7/28

$334

Sat 8/302:40 pmDCA - YUL

1 stop8h 48mDelta

Sun 8/317:00 amYUL - DCA

2 stops8h 00mDelta

Deal found 7/28

$339

One-way flights from Reagan-National to Pierre Elliott Trudeau Intl
Search for one-way flight options from Reagan-National to Pierre Elliott Trudeau Intl. Find affordable one-way fares based on user searches. Data last updated July 29, 2025.

Mon 10/204:35 pmDCA - YUL

Nonstop1h 50mAir Canada

Deal found 7/27

$121

Mon 9/151:40 pmDCA - YUL

1 stop8h 17mDelta

Deal found 7/27

$135

Fri 9/59:00 amDCA - YUL

1 stop7h 10mUnited Airlines

Deal found 7/27

$143

Mon 8/256:30 amDCA - YUL

2 stops18h 13mWestJet

Deal found 7/27

$166

Sat 8/94:40 pmDCA - YUL

1 stop6h 19mAmerican Airlines

Deal found 7/28

$238

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Wed 9/10

9:40 am-11:29 am

Nonstop1h 49m

Montreal Pierre Elliott Trudeau Intl

Wed 9/17

8:00 pm-9:51 pm

Nonstop1h 51m

$263

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Sat 8/30

2:00 pm-9:29 pm

1 stop7h 29m

Montreal Pierre Elliott Trudeau Intl

Sun 8/31

6:15 am-12:59 pm

1 stop6h 44m

$320

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Tue 9/30

12:30 pm-5:50 pm

1 stop5h 20m

Montreal Pierre Elliott Trudeau Intl

Thu 10/30

7:00 am-5:48 pm

1 stop10h 48m

$329

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Mon 10/20

4:35 pm-6:25 pm

Nonstop1h 50m

$121

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Mon 9/15

1:40 pm-9:57 pm

1 stop8h 17m

$135

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Fri 9/5

9:00 am-4:10 pm

1 stop7h 10m

$143

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Wed 12/24

6:00 am-11:55 am

1 stop5h 55m

$156

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Sat 8/9

4:40 pm-10:59 pm

1 stop6h 19m

$238

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

The best insider tips for Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport flights

Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport trip

Airports

DCA

For a stress-free departure from DCA, reserve parking online as lots fill up quickly, especially during busy times.

YUL

Upon arrival at YUL, take the Line 747 bus for an affordable ride to downtown Montreal, running every 10 to 15 minutes.

Our travel experts

John Walton

Expert on YUL

Emily Zemler

Expert on DCA

Best time to book a flight from Reagan-National to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Reagan-National with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport

How far ahead should I book a flight from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport?

To ensure you get the cheapest price possible for a flight from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport, you should look to book at least 66 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport (average of $270). Flying from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport in July is currently the most expensive (average of $409). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DCA to YUL?

It’s optimal to fly from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport at noon. By choosing this option you can save up to 77% on the cost of your flight, compared to a flight in the afternoon.

Weekly flight availability from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport

The most flights from DCA to YUL are scheduled on a Monday (6 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 on average).

Reviews of airlines servicing Pierre Elliott Trudeau Intl

Read through reviews of airlines operating flights from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,975 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,975 reviews

Delta

8.0

Very good

7,975 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,892 reviews

Delta

8.0

Very good

7,975 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,975 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

WestJet

7.2

Good

2,968 reviews

Delta

8.0

Very good

7,975 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Air Canada

7.1

Good

9,813 reviews

Delta

8.0

Very good

7,975 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport round-trip?
Currently priced at $263, Air Canada will fly you from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Delta - these airlines can fly you to your destination from $320 and $329, respectively. Users have found that Air Canada is 31% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport one-way?
$121 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $135 and $143, respectively.
What are the most reliable airlines from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport?
The top 3 most reliable airlines when flying from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport are Air Canada (80%), Jazz (80%) and United Airlines (80%).
What are the cheapest flights from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport?
Looking at all options, your cheapest flight can be booked for $111. While the most popular route (Washington, D.C. Reagan-National - Montreal Pierre Elliott Trudeau Intl) can be booked for $294 on average our data indicates $2,078 when flying from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport.
Can I find deals for flights from Reagan-National to Pierre Elliott Trudeau Intl that include hotel bookings?
Yes. In addition to deals on Reagan-National to Pierre Elliott Trudeau Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Reagan-National to Pierre Elliott Trudeau Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Pierre Elliott Trudeau Intl.
Can I find deals for business class flights from Reagan-National to Pierre Elliott Trudeau Intl?
Yes. Cheapflights offers flight deals from Reagan-National to Pierre Elliott Trudeau Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport?
Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport (average of $270). Flying from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport in July is currently the most expensive (average of $409). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Longueuil

Laval

Brossard

Sherbrooke

Dorval

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Reagan-National to Pierre Elliott Trudeau Intl

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	Cheapest$143	Average$415	FlexibilityNo cancel fee	On-time67%
United Airlines	Cheapest$230	Average$534	FlexibilityNo cancel fee	On-time69%

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$121+ Cheap flights from Reagan-National (DCA) to Pierre Elliott Trudeau Intl (YUL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/20. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Reagan-National to Pierre Elliott Trudeau Intl with Cheapflights

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3. Compare prices and book

Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to Montreal Pierre Elliott Trudeau Intl are usually found in February or September, booked 67 days in advance, depart on a Friday or Thursday and return on a Thursday

Cheap flight deals from Reagan-National to Pierre Elliott Trudeau Intl

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Reagan-National to Pierre Elliott Trudeau Intl

Cheapest flights from Reagan-National to Pierre Elliott Trudeau IntlExplore the most affordable flight options available from Reagan-National to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Explore the most affordable flight options available from Reagan-National to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

The best insider tips for Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport flights

Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport trip

Airports

DCA

YUL

Our travel experts

Best time to book a flight from Reagan-National to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from Reagan-National with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport

How far ahead should I book a flight from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Reagan-National to Pierre Elliott Trudeau Intl. Price data was last updated on July 25, 2025.

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport?

What is the cheapest time of day to fly from DCA to YUL?

Find hourly flight availability from Reagan-National to Pierre Elliott Trudeau Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

Weekly flight availability from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport

Reviews of airlines servicing Pierre Elliott Trudeau Intl

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Pierre Elliott Trudeau Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport round-trip?

What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport one-way?

What are the most reliable airlines from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport?

What are the cheapest flights from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Can I find deals for flights from Reagan-National to Pierre Elliott Trudeau Intl that include hotel bookings?

How can I find direct flights from Reagan-National to Pierre Elliott Trudeau Intl?

Can I find deals for business class flights from Reagan-National to Pierre Elliott Trudeau Intl?

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Traveling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

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Alternative routes for Reagan-National to Pierre Elliott Trudeau Intl

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Top 2 airlines flying from Reagan-National to Pierre Elliott Trudeau Intl

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Cheapest flights from Reagan-National to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Reagan-National to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.