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Cheap flights from Montreal to Washington, D.C. Reagan-National Airport from C$ 250

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 21/7. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — DCA
8 Aug — 15 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montreal to Reagan-National

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to Reagan-National
Explore the most affordable flight options available from Montreal to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 July 2026.

Fri 24/78:40 a.m.
YUL
-
DCA
1 stop3h 20m
Air Canada
Tue 28/76:59 a.m.
DCA
-
YUL
1 stop6h 23m
Air Canada
Deal found 8/7C$ 413
Thu 27/82:10 p.m.
YUL
-
DCA
1 stop5h 47m
Air Canada
Sat 29/811:00 a.m.
DCA
-
YUL
1 stop4h 22m
Air Canada
Deal found 7/7C$ 422
Fri 21/85:30 p.m.
YUL
-
DCA
1 stop5h 01m
Air Canada
Fri 28/88:40 p.m.
DCA
-
YUL
1 stop5h 12m
Air Canada
Deal found 7/7C$ 424
Sun 20/128:30 a.m.
YUL
-
DCA
Nonstop1h 59m
Air Canada
Wed 23/126:00 a.m.
DCA
-
YUL
Nonstop1h 46m
Air Canada
Deal found 7/7C$ 447
Wed 29/78:30 a.m.
YUL
-
DCA
Nonstop1h 48m
Air Canada
Thu 20/86:00 a.m.
DCA
-
YUL
Nonstop1h 47m
Air Canada
Deal found 3/7C$ 452
Wed 15/78:40 a.m.
YUL
-
DCA
1 stop3h 20m
Air Canada
Wed 22/76:00 a.m.
DCA
-
YUL
Nonstop1h 47m
Air Canada
Deal found 8/7C$ 462
Mon 27/71:10 p.m.
YUL
-
DCA
1 stop5h 02m
Air Canada
Wed 29/76:00 a.m.
DCA
-
YUL
Nonstop1h 47m
Air Canada
Deal found 3/7C$ 465
Sat 22/88:30 a.m.
YUL
-
DCA
Nonstop1h 48m
Air Canada
Mon 31/86:00 a.m.
DCA
-
YUL
Nonstop1h 47m
Air Canada
Deal found 7/7C$ 466
Sat 8/88:30 a.m.
YUL
-
DCA
Nonstop1h 48m
Air Canada
Sun 9/86:00 a.m.
DCA
-
YUL
Nonstop1h 47m
Air Canada
Deal found 8/7C$ 469

Find flight deals from Montreal to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Montreal (YMQ) to Reagan-National (DCA). 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 9 July 2026.

Round-trip from

C$ 413

One-way from

C$ 250

Popular in

August

Cheapest in

June

Average price

C$ 587

Good round-trip deal

C$ 423 or less

Good one-way deal

C$ 277 or less
Air Canada
  • Air Canada
  • 24/7-28/7
  • 2 total stops
  • 9h 43m total
  • Montreal to Washington, D.C.
Search Deals
Air Canada
  • Air Canada
  • 21/7
  • 1 total stop
  • 5h 01m total
  • Montreal to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 137 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Montreal (YMQ) to Washington, D.C. Reagan-National.
Search Deals
Price to beat on a one-way flight from Montreal (YMQ) to Washington, D.C. Reagan-National.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal to Reagan-National 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 9 July 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

Wed 12/8

9:30 a.m.-6:45 p.m.

2 stops9h 15m

Washington, D.C. Reagan-National

Wed 16/9

6:00 a.m.-11:38 a.m.

1 stop5h 38m

C$ 503

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Thu 20/8

6:00 a.m.-1:55 p.m.

2 stops7h 55m

Washington, D.C. Reagan-National

Sun 23/8

8:00 a.m.-5:46 p.m.

1 stop9h 46m

C$ 503

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Wed 5/8

9:30 a.m.-6:33 p.m.

2 stops9h 03m

Washington, D.C. Reagan-National

Wed 12/8

1:30 p.m.-6:54 p.m.

1 stop5h 24m

C$ 503
Quickest round-trip

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Sat 8/8

8:30 a.m.-10:18 a.m.

Nonstop1h 48m

Washington, D.C. Reagan-National

Sat 8/8

6:55 p.m.-12:32 a.m.

1 stop5h 37m

C$ 564

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Sat 22/8

6:00 a.m.-4:57 p.m.

2 stops10h 57m

Washington, D.C. Reagan-National

Wed 26/8

6:20 a.m.-6:54 p.m.

1 stop12h 34m

C$ 578

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Fri 4/9

2:46 p.m.-10:59 p.m.

2 stops8h 13m

Washington, D.C. Reagan-National

Sun 6/9

9:12 a.m.-6:54 p.m.

2 stops9h 42m

C$ 590

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Sat 22/8

6:00 a.m.-9:59 a.m.

1 stop3h 59m

Washington, D.C. Reagan-National

Mon 31/8

11:30 a.m.-4:10 p.m.

1 stop4h 40m

C$ 597

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Thu 27/8

9:30 a.m.-6:43 p.m.

2 stops9h 13m

Washington, D.C. Reagan-National

Sat 29/8

6:30 p.m.-11:52 p.m.

1 stop5h 22m

C$ 597

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Sat 25/7

2:51 p.m.-11:52 p.m.

1 stop9h 01m

Washington, D.C. Reagan-National

Wed 29/7

1:30 p.m.-6:54 p.m.

1 stop5h 24m

C$ 597

MontrealWashington, D.C.

YUL - DCA

YULDCA

Montreal Pierre Elliott Trudeau Intl

Thu 23/7

12:44 p.m.-10:48 p.m.

1 stop10h 04m

Washington, D.C. Reagan-National

Sun 26/7

6:00 a.m.-11:39 a.m.

1 stop5h 39m

C$ 598

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/7

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Montreal to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Montreal 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 Montreal to Washington, D.C. Reagan-National Airport

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

Currently, December is the cheapest month in which you can book a flight from Montreal to Washington, D.C. Reagan-National Airport (average of C$ 221). Flying from Montreal to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of C$ 398). 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 YMQ to DCA?

Find hourly flight availability from Montreal to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 9 July 2026.

When flying from Montreal to Washington, D.C. Reagan-National Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Montreal to Washington, D.C. Reagan-National Airport

Explore weekly flight availability from Montreal to Reagan-National. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 9 July 2026.

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

How much does it cost to fly round-trip from Montreal to Washington, D.C. Reagan-National Airport?

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

Booking 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from Montreal to Washington, D.C. Reagan-National Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Reagan-National

Get insights into the airlines that provide service to Reagan-National. 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 Reagan-National. Reviews last updated 9 July 2026.
Get a feel of what it's like to fly with United Airlines and Air Canada from Montreal to Washington, D.C. Reagan-National Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,958 reviews
Check prices

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,958 reviews
United Airlines
7.4
Good
9,958 reviews
Check prices

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
Air Canada
7.1
Good
11,321 reviews
United Airlines
7.4
Good
9,958 reviews
Check prices

Boarding

7.7

Overall

7.4

Comfort

7.3

Crew

8.1

Food

6.7

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Montreal to Reagan-National. 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 Montreal to Washington, D.C. Reagan-National Airport?

    Airlines like Delta fly from Montreal to Washington, D.C. Reagan-National Airport in about 9h 15m. The time it takes to get you to your destination can typically vary by up to . The distance from Montreal to Washington, D.C. Reagan-National Airport is about 782 km.

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

    Our cheapest airline available from Montreal to Washington, D.C. Reagan-National Airport is Air Canada. Our recent data shows that you can find tickets from as low as C$ 340 on this airline. Additional options worth looking into are Delta and United Airlines, starting at C$ 341 and C$ 364 round-trip. You may be able to fly from Montreal to Washington, D.C. Reagan-National Airport for 34% less than the average price by searching for these airlines.

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

    The top 3 most reliable airlines when flying from Montreal to Washington, D.C. Reagan-National Airport are Air Canada (57%), Jazz (57%) and United Airlines (57%).

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

    While on average a flight from Montreal to Washington, D.C. Reagan-National Airport is generally C$ 477, our data shows the cheapest flight currently is C$ 268. When looking at the most popular route, (Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Reagan-National), you can expect to pay C$ 444 for that flight.

  • Can I find deals for flights from Montreal to Reagan-National that include hotel bookings?

    Yes. In addition to deals on Montreal to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montreal to Reagan-National?

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

  • Can I find deals for business class flights from Montreal to Reagan-National?

    Yes. Cheapflights offers flight deals from Montreal to Reagan-National 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 Montreal to Washington, D.C. Reagan-National Airport?

    Currently, December is the cheapest month in which you can book a flight from Montreal to Washington, D.C. Reagan-National Airport (average of C$ 221). Flying from Montreal to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of C$ 398). 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 Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Silver Spring
Fairfax
Hanover
Oxon Hill
Gaithersburg
Reston
Herndon
Ellicott City
Arlington
Fredericksburg
Alexandria
Rockville

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Top 3 airlines flying from Montreal to Reagan-National

Discover the top 3 airlines that operate flights from Montreal to Reagan-National. 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 9 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 340AverageC$ 501FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapestC$ 341AverageC$ 602FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapestC$ 364AverageC$ 729FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Montreal to Reagan-National?

Deals for Montreal to Reagan-National 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 Montreal to Reagan-National?

Millions of users choose and trust Cheapflights to book the best flight deals from Montreal to Reagan-National for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Montreal to Reagan-National with no change fees?

Yes, we can. To see specific flights from Montreal to Reagan-National with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Montreal to Reagan-National become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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