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Cheap flights from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport from C$ 188

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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — YUL
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to Montreal Pierre Elliott Trudeau Intl are usually found in February or January, 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

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Pierre Elliott Trudeau Intl (YUL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 September 2025.

Round-trip from

C$ 395

One-way from

C$ 188

Popular in

December

Cheapest in

February

Average price

C$ 481

Good round-trip deal

C$ 271 or less

Good one-way deal

C$ 288 or less
Air Canada
  • Air Canada
  • 30/10-6/11
  • Nonstop
  • 3h 41m total
  • Washington, D.C. to Montreal
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Air Canada
  • Air Canada
  • 12/10
  • Nonstop
  • 1h 49m total
  • Washington, D.C. to Montreal
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 71 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 25 potential savings vs. average RT price).
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Average for round-trip flights in September 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 17 September 2025.

Thu 30/104:40 p.m.DCA - YUL
Nonstop1h 45mAir Canada
Thu 6/118:30 a.m.YUL - DCA
Nonstop1h 56mAir Canada
Deal found 15/9C$ 395
Wed 1/106:00 a.m.DCA - YUL
Nonstop1h 49mAir Canada
Wed 8/108:30 a.m.YUL - DCA
Nonstop1h 50mAir Canada
Deal found 16/9C$ 402
Thu 6/116:00 a.m.DCA - YUL
Nonstop1h 45mAir Canada
Mon 10/113:10 p.m.YUL - DCA
1 stop4h 35mAir Canada
Deal found 17/9C$ 415
Fri 3/1012:00 p.m.DCA - YUL
1 stop5h 26mMultiple Airlines
Fri 3/108:00 p.m.YUL - DCA
Nonstop1h 51mMultiple Airlines
Deal found 14/9C$ 418
Sat 4/106:59 a.m.DCA - YUL
1 stop4h 21mAir Canada
Sat 4/102:00 p.m.YUL - DCA
Nonstop1h 51mAir Canada
Deal found 15/9C$ 421
Sun 5/109:40 a.m.DCA - YUL
Nonstop1h 49mAir Canada
Tue 7/108:00 p.m.YUL - DCA
Nonstop1h 51mAir Canada
Deal found 16/9C$ 425

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Pierre Elliott Trudeau Intl 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, Cheapflights users made 629,999 searches. Data last updated 17 September 2025.
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

Reagan-National

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Sat 4/10

7:00 a.m.-1:09 p.m.

1 stop6h 09m

Montreal Pierre Elliott Trudeau Intl

Sat 4/10

4:55 p.m.-8:58 a.m.

1 stop16h 03m

C$ 439

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Tue 25/11

3:30 p.m.-9:17 p.m.

1 stop5h 47m

Montreal Pierre Elliott Trudeau Intl

Sat 29/11

8:30 a.m.-10:26 a.m.

Nonstop1h 56m

C$ 464

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Sat 22/11

7:00 a.m.-9:42 p.m.

1 stop14h 42m

Montreal Pierre Elliott Trudeau Intl

Fri 28/11

8:00 p.m.-9:56 p.m.

Nonstop1h 56m

C$ 464

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Thu 6/11

7:00 a.m.-1:28 p.m.

1 stop6h 28m

Montreal Pierre Elliott Trudeau Intl

Sun 9/11

8:30 a.m.-10:26 a.m.

Nonstop1h 56m

C$ 464

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Wed 26/11

7:00 a.m.-1:28 p.m.

1 stop6h 28m

Montreal Pierre Elliott Trudeau Intl

Sat 29/11

8:30 a.m.-10:26 a.m.

Nonstop1h 56m

C$ 464

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Thu 2/10

12:00 p.m.-9:29 p.m.

1 stop9h 29m

Montreal Pierre Elliott Trudeau Intl

Thu 9/10

8:15 a.m.-12:08 p.m.

1 stop3h 53m

C$ 470

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Mon 29/9

8:30 a.m.-5:26 p.m.

1 stop8h 56m

Montreal Pierre Elliott Trudeau Intl

Sat 4/10

8:15 a.m.-12:08 p.m.

1 stop3h 53m

C$ 470

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Tue 2/12

8:00 a.m.-1:28 p.m.

1 stop5h 28m

Montreal Pierre Elliott Trudeau Intl

Sat 6/12

1:35 p.m.-3:31 p.m.

Nonstop1h 56m

C$ 470

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Thu 2/10

10:33 a.m.-4:10 p.m.

1 stop5h 37m

Montreal Pierre Elliott Trudeau Intl

Mon 6/10

8:15 a.m.-12:08 p.m.

1 stop3h 53m

C$ 479

Washington, D.C.Montreal

DCA - YUL

DCAYUL

Washington, D.C. Reagan-National

Sat 15/11

7:30 a.m.-2:00 p.m.

1 stop6h 30m

Montreal Pierre Elliott Trudeau Intl

Tue 18/11

12:10 p.m.-6:05 p.m.

1 stop5h 55m

C$ 480

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/9

Showing 1-10 of 21 results
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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?

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 12 September 2025.

The price you pay for your flight from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 66 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, October 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 C$ 241). Flying from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport in April is currently the most expensive (average of C$ 316). 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?

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 17 September 2025.

When flying from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 55% versus a flight in the morning.

Reviews of airlines servicing Pierre Elliott Trudeau Intl

Get insights into the airlines that provide service to Pierre Elliott Trudeau Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Pierre Elliott Trudeau Intl. Reviews last updated 17 September 2025.
Check out reviews from past customers who have flown with Air Canada from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,000 reviews
Check prices

Boarding

7.3

Comfort

7.1

Crew

7.8

Entertainment

6.8

Food

6.3

Overall

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2024

TPA - YYZ

The pre boarding was a bit confusing but we got through it.
Air Canada
7.1
Good
10,000 reviews
Air Canada
7.1
Good
10,000 reviews
Check prices

Boarding

7.3

Comfort

7.1

Crew

7.8

Entertainment

6.8

Food

6.3

Overall

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Oct 2024

TPA - YYZ

The pre boarding was a bit confusing but we got through it.

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.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport?

    There are many flights that can get you from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport in 6h 09m. Fly via United Airlines to get the fastest option. The distance between Washington, D.C. Reagan-National Airport and Montreal Pierre Elliott Trudeau Intl Airport is about 782 km.

  • What is the cheapest airline to fly from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport round-trip?

    According to our current data, Air Canada (C$ 211), offers the cheapest pricing from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport. Air Canada is currently priced 59% below the average price you’ll pay for this route.

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

    No one likes to see their flight delayed. When booking a flight from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport consider choosing Air Canada (80%), Jazz (80%) or United Airlines (80%) as they are the most reliable in getting you off to your destination on time.

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

    Looking for the cheapest flight from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport? While on average our users pay C$ 429, our data indicates the cheapest price to be C$ 89. The most popular route (Washington, D.C. Reagan-National - Montreal Pierre Elliott Trudeau Intl), is priced around C$ 422.

  • 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, October 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 C$ 241). Flying from Washington, D.C. Reagan-National Airport to Montreal Pierre Elliott Trudeau Intl Airport in April is currently the most expensive (average of C$ 316). 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

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

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Laval
Dorval
Sherbrooke
Cornwall
Brossard
Longueuil
Montebello
Trois-Rivières
Drummondville
Saint-Jean-sur-Richelieu
Boucherville
Bromont
North Hatley
Louiseville

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Alternative routes for Reagan-National to Pierre Elliott Trudeau Intl

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Pierre Elliott Trudeau Intl flights
Baltimore to Pierre Elliott Trudeau Intl flights

Top airline flying from Reagan-National to Pierre Elliott Trudeau Intl

Discover the top airline that operate flights from Reagan-National to Pierre Elliott Trudeau Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 211AverageC$ 441FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Reagan-National to Pierre Elliott Trudeau Intl?

Deals for Reagan-National to Pierre Elliott Trudeau Intl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Reagan-National to Pierre Elliott Trudeau Intl?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Pierre Elliott Trudeau Intl from Reagan-National.

Can Cheapflights find flights from Reagan-National to Pierre Elliott Trudeau Intl with no change fees?

Certainly. Search results for flights to Pierre Elliott Trudeau Intl from Reagan-National shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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