Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Montreal to Washington, D.C. Dulles Intl Airport from C$ 248

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 19/12. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — IAD
19 Nov — 26 Nov1
1 adult

Find flights from Montreal to Dulles Intl within your budget

Customize your flight search to find flights from Montreal to Dulles 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 625,151 searches. Data last updated 14 November 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 20/12

9:00 a.m.-12:59 p.m.

1 stop3h 59m

Washington, D.C. Dulles Intl

Mon 20/1

2:10 p.m.-6:00 p.m.

1 stop3h 50m

C$ 390

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sat 25/1

1:25 p.m.-8:57 p.m.

1 stop7h 32m

Washington, D.C. Dulles Intl

Sun 26/1

8:18 a.m.-10:20 a.m.

Nonstop2h 02m

C$ 391

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Tue 17/12

6:30 p.m.-8:38 p.m.

Nonstop2h 08m

Washington, D.C. Dulles Intl

Tue 7/1

2:35 p.m.-9:18 p.m.

1 stop6h 43m

C$ 398

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sat 25/1

6:00 a.m.-3:53 p.m.

2 stops9h 53m

Washington, D.C. Dulles Intl

Mon 27/1

6:00 a.m.-4:22 p.m.

2 stops10h 22m

C$ 416

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 20/12

8:15 a.m.-1:51 p.m.

1 stop5h 36m

Washington, D.C. Dulles Intl

Mon 20/1

8:18 a.m.-10:20 a.m.

Nonstop2h 02m

C$ 465

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 17/4

7:00 a.m.-10:48 p.m.

1 stop15h 48m

Washington, D.C. Dulles Intl

Sun 20/4

6:05 a.m.-4:02 p.m.

1 stop9h 57m

C$ 520

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 16/1

6:00 a.m.-4:03 p.m.

2 stops10h 03m

C$ 250

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Wed 11/12

11:15 a.m.-4:24 p.m.

1 stop5h 09m

C$ 251

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Thu 28/11

4:00 p.m.-10:24 p.m.

1 stop6h 24m

C$ 257

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Wed 11/12

6:30 p.m.-8:38 p.m.

Nonstop2h 08m

C$ 279

Flights are sorted by cheapest first

Deals found on 13/11

Showing 1-10 of 13 results
1
2

Cheap flight deals from Montreal to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Montreal (YMQ) to Dulles Intl (IAD). 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 14 November 2024.

Round-trip from

C$ 321

One-way from

C$ 248

Popular in

October

Cheapest in

February
Porter Airlines
  • Porter Airlines
  • 9/1-12/1
  • 2 total stops
  • 11h 19m total
  • Montreal to Washington, D.C.
Porter Airlines
  • Porter Airlines
  • 19/12
  • 1 total stop
  • 6h 09m total
  • Montreal to Washington, D.C.
High demand for flights, 21% potential price rise
Best time to find cheap flights, 21% potential price drop

Find flight deals from Montreal to Dulles Intl

Cheapest flights from Montreal to Dulles Intl
Explore the most affordable flight options available from Montreal to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 November 2024.

Fri 20/129:00 a.m.YUL - IAD
1 stop3h 59mPorter Airlines
Mon 20/12:10 p.m.IAD - YUL
1 stop3h 50mPorter Airlines
Deal found 14/11C$ 390
Tue 17/126:30 p.m.YUL - IAD
Nonstop2h 08mMultiple Airlines
Tue 7/12:35 p.m.IAD - YUL
1 stop6h 43mMultiple Airlines
Deal found 13/11C$ 398
Thu 5/126:30 p.m.YUL - IAD
Nonstop2h 08mUnited Airlines
Sat 7/125:35 p.m.IAD - YUL
1 stop4h 07mUnited Airlines
Deal found 14/11C$ 402
Fri 20/128:15 a.m.YUL - IAD
1 stop5h 36mAir Canada
Mon 20/18:18 a.m.IAD - YUL
Nonstop2h 02mAir Canada
Deal found 14/11C$ 465
Thu 5/126:00 a.m.YUL - IAD
2 stops10h 43mDelta
Mon 9/127:45 a.m.IAD - YUL
1 stop9h 14mDelta
Deal found 13/11C$ 495
Thu 5/121:30 p.m.YUL - IAD
2 stops10h 12mWestJet
Mon 9/126:00 a.m.IAD - YUL
1 stop10h 59mWestJet
Deal found 13/11C$ 550

Best time to book a flight from Montreal to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl 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.

Travel insights for flights from Montreal to Dulles Intl

Get recent, data-driven insights about flights from Montreal to Dulles Intl including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Montreal to Washington, D.C. Dulles Intl Airport?

Currently, February is the cheapest month in which you can book a flight from Montreal to Washington, D.C. Dulles Intl Airport (average of C$ 257). Flying from Montreal to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of C$ 347). 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 IAD?

Find hourly flight availability from Montreal to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 14 November 2024.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 14% on flights from Montreal to Washington, D.C. Dulles Intl Airport by exploring options for tickets in the morning.

Weekly flight availability from Montreal to Washington, D.C. Dulles Intl Airport

Explore weekly flight availability from Montreal to Dulles Intl. 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 14 November 2024.

The most flights from YMQ to IAD are scheduled on a Wednesday (9 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (8 on average).

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 66.0 - 102.0 mm per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 66.0 mm.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles 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 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles 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 Dulles Intl. Reviews last updated 14 November 2024.
See what other customers who have flown with Air Canada, United Airlines and Delta from Montreal to Washington, D.C. have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
8,788 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

8.0
Very good
8,788 reviews
8.0
Very good
8,788 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.7
Good
288 reviews
8.0
Very good
8,788 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.4
Good
9,194 reviews
8.0
Very good
8,788 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.3
Good
2,804 reviews
8.0
Very good
8,788 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

7.0
Good
8,198 reviews
8.0
Very good
8,788 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Montreal to Dulles 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 Montreal to Washington, D.C. Dulles Intl Airport round-trip?

    Flying on Porter Airlines is currently your cheapest option to Washington, D.C. Dulles Intl Airport, with prices starting at C$ 321. Additional round-trip tickets that might be worth considering are offered by Air Canada and United Airlines, with the lowest prices starting at C$ 372 and C$ 377, respectively. Porter Airlines is 34% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Montreal to Washington, D.C. Dulles Intl Airport one-way?

    The cheapest airline one-way is Porter Airlines, with whom users have recently found tickets for as low as C$ 248. However, be on the lookout for offers from Delta and WestJet, as they are both options that can get you from Montreal to Washington, D.C. Dulles Intl Airport for a low price.

  • What are the most reliable airlines from Montreal to Washington, D.C. Dulles Intl Airport?

    The top 3 most reliable airlines when flying from Montreal to Washington, D.C. Dulles Intl Airport are Republic Airways (97%), Avianca (97%) and Copa Airlines (97%).

  • What are the cheapest flights from Montreal to Washington, D.C. Dulles Intl Airport?

    Looking at all options, your cheapest flight can be booked for C$ 213. While the most popular route (Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Dulles Intl) can be booked for C$ 325 on average our data indicates C$ 1,044 when flying from Montreal to Washington, D.C. Dulles Intl Airport.

  • Can I find deals for flights from Montreal to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Montreal to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montreal to Dulles Intl?

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

  • Can I find deals for business class flights from Montreal to Dulles Intl?

    Yes. Cheapflights offers flight deals from Montreal to Dulles 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 Montreal to Washington, D.C. Dulles Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from Montreal to Washington, D.C. Dulles Intl Airport (average of C$ 257). Flying from Montreal to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of C$ 347). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 3 airlines flying from Montreal to Dulles Intl

Discover the top 3 airlines that operate flights from Montreal to Dulles 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 625,151 searches. Data last updated 14 November 2024.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 325AverageC$ 421FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 355AverageC$ 494FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 406AverageC$ 486FlexibilityNo 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 Dulles Intl?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Dulles Intl from Montreal today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Montreal to Dulles Intl?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Montreal to Dulles Intl.

Can Cheapflights find flights from Montreal to Dulles Intl with no change fees?

Need flexible booking options for your flight to Dulles Intl from Montreal? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Montreal to Dulles Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Dulles Intl from Montreal today and book when prices fit your budget.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.