Montreal

$116+ Cheap flights from Dulles Intl (IAD) to Montreal (YMQ)

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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — YMQ
Apr 2 — Apr 91
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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Montreal are usually found in September or November, booked 52 days in advance, depart on a Friday or Thursday and return on a Saturday

Cheap flight deals from Dulles Intl to Montreal

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Montreal (YMQ). 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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$189
(Mytrip)

One-way from

$116
(Delta)

Popular in

August

Cheapest in

September

Average price

$364

Good round-trip deal

$518 or less

Good one-way deal

$223 or less
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Montreal (YMQ) flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Montreal (YMQ) flights.
From Washington, D.C. Dulles Intl to Montreal (YMQ)
One-way flight from Washington, D.C. Dulles Intl to Montreal (YMQ)
High demand for flights, 2% potential price rise
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Average for round-trip flights in March 2025
Price to beat on a round-trip flight from Washington, D.C. Dulles Intl to Montreal (YMQ).
Price to beat on a one-way flight from Washington, D.C. Dulles Intl to Montreal (YMQ).

Find flight deals from Dulles Intl to Montreal

Cheapest flights from Dulles Intl to Montreal
Explore the most affordable flight options available from Dulles Intl to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Mytrip deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1111:35 amIAD - YUL
1 stop4h 25mMultiple Airlines
Sun 5/189:15 amYUL - IAD
1 stop4h 26mMultiple Airlines
Deal found 3/27$189
This Flightnetwork deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/247:00 amIAD - YUL
1 stop4h 15mPorter Airlines
Sun 4/276:40 pmYUL - IAD
1 stop3h 44mPorter Airlines
Deal found 3/27$196
This Booking.com deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/71:53 pmIAD - YUL
Nonstop1h 57mAir Canada
Mon 5/1211:15 amYUL - IAD
Nonstop1h 59mAir Canada
Deal found 3/27$212
This United Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/99:45 amIAD - YUL
Nonstop1h 55mUnited Airlines
Sun 5/119:15 amYUL - IAD
Nonstop1h 59mUnited Airlines
Deal found 3/27$242
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/307:35 amIAD - YUL
1 stop9h 07mDelta
Wed 5/711:00 amYUL - IAD
2 stops12h 35mDelta
Deal found 3/27$277
This Mytrip deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/296:00 amIAD - YUL
2 stops18h 37mWestJet
Wed 4/306:45 amYUL - IAD
2 stops30h 17mWestJet
Deal found 3/27$434

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl to Montreal 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 2,558,603 searches. Data last updated March 28, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Montreal that are best for you.

Fly from

Dulles Intl

Fly to

Montreal

Route

Depart

Return

Price

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Sun 5/11

11:35 am-4:00 pm

1 stop4h 25m

Montreal Pierre Elliott Trudeau Intl

Sun 5/18

9:15 am-1:41 pm

1 stop4h 26m

$189

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 4/24

7:00 am-11:15 am

1 stop4h 15m

Montreal Pierre Elliott Trudeau Intl

Sun 4/27

6:40 pm-10:24 pm

1 stop3h 44m

$196

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Wed 5/7

1:53 pm-3:50 pm

Nonstop1h 57m

Montreal Pierre Elliott Trudeau Intl

Mon 5/12

11:15 am-1:14 pm

Nonstop1h 59m

$212

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Fri 5/9

9:45 am-11:40 am

Nonstop1h 55m

Montreal Pierre Elliott Trudeau Intl

Sun 5/11

9:15 am-11:14 am

Nonstop1h 59m

$242

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Wed 4/30

7:35 am-4:42 pm

1 stop9h 07m

Montreal Pierre Elliott Trudeau Intl

Wed 5/7

11:00 am-11:35 pm

2 stops12h 35m

$277

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Tue 4/29

6:00 am-12:37 am

2 stops18h 37m

Montreal Pierre Elliott Trudeau Intl

Wed 4/30

6:45 am-1:02 pm

2 stops30h 17m

$434

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Wed 5/14

10:09 am-11:16 pm

2 stops13h 07m

$116

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Tue 4/15

1:53 pm-3:50 pm

Nonstop1h 57m

$122

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Tue 4/8

1:45 pm-7:27 pm

1 stop5h 42m

$151

Washington, D.C.Montreal

IAD - YUL

IADYUL

Washington, D.C. Dulles Intl

Thu 4/3

1:53 pm-3:50 pm

Nonstop1h 57m

$160

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 12 results
1
2

Compare providers for flights from Dulles Intl to Montreal

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Montreal in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Montreal flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Montreal flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Montreal flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Montreal flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Montreal flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Montreal

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

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Montreal?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Montreal. Price data was last updated on March 21, 2025.

To ensure you get the cheapest price possible for a flight from Washington, D.C. Dulles Intl Airport to Montreal, you should look to book at least 52 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. Dulles Intl Airport to Montreal?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Montreal (average of $270). Flying from Washington, D.C. Dulles Intl Airport to Montreal 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 IAD to YMQ?

Find hourly flight availability from Dulles Intl to Montreal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

One of the essential ways to save on airfare from Washington, D.C. Dulles Intl Airport to Montreal is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 26% on airfare.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Montreal?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Montreal. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Montreal flight should consider departing on Saturday at noon when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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

Explore weekly flight availability from Dulles Intl to Montreal. 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 March 28, 2025.

The most flights from IAD to YMQ are scheduled on a Thursday (10 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Montreal by month

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

In terms of precipitation, rainfall in Montreal 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 when rainfall is around 2.5 in.

Temperature in Montreal by month

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

If weather is an important factor for your trip to Montreal, 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).

Reviews of airlines servicing Montreal

Get insights into the airlines that provide service to Montreal. 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 Montreal. Reviews last updated March 28, 2025.
See what other customers who have flown with Delta, Porter Airlines and United Airlines from Washington, D.C. to Montreal have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good
8.0
Very good

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very good

Boarding

8.2

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

    Cheapflights users have booked flights from Washington, D.C. Dulles Intl Airport to Montreal round-trip from $196. Other airlines that can offer you cheap pricing are Air Canada, from $212, and United Airlines, from $242. Users have found that Porter Airlines is 46% cheaper than the other options available to this destination.

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

    $116 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and Porter Airlines, with prices starting from $122 and $151, respectively.

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

    Consider Republic Airways (89%), United Airlines (84%) or Avianca (84%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. Dulles Intl Airport to Montreal.

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

    On average you can expect to pay $2,150 for a flight from Washington, D.C. Dulles Intl Airport to Montreal. The cheapest flight overall is $130 while the most popular route, (Washington, D.C. Dulles Intl - Montreal Pierre Elliott Trudeau Intl) is currently priced at $194.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Montreal 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. Dulles Intl Airport to Montreal?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Montreal (average of $270). Flying from Washington, D.C. Dulles Intl Airport to Montreal 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

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Top 3 airlines flying from Dulles Intl to Montreal

Discover the top 3 airlines that operate flights from Dulles Intl to Montreal. 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 2,558,603 searches. Data last updated March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$140Average$380FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$223Average$474FlexibilityNo cancel feeOn-time69%
Porter AirlinesCheapest$266Average$374FlexibilityNo cancel feeOn-time52%
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