Most accurate provider : When it comes to deals on Washington, D.C. Dulles Intl Airport-Montreal Pierre Elliott Trudeau Intl Airport 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 Pierre Elliott Trudeau Intl Airport 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 Pierre Elliott Trudeau Intl Airport 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 Pierre Elliott Trudeau Intl Airport 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 Pierre Elliott Trudeau Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

How can I find direct flights from Dulles Intl 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 Dulles Intl to Pierre Elliott Trudeau Intl.

Can I find deals for business class flights from Dulles Intl to Pierre Elliott Trudeau Intl?

Yes. Cheapflights offers flight deals from Dulles Intl 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.

$116+ Flights from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Dulles Intl to Pierre Elliott Trudeau Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Montreal Pierre Elliott Trudeau Intl are usually found in January or February, booked 37 days in advance, depart on a Friday or Thursday and return on a Saturday

Cheap flight deals from Dulles Intl to Pierre Elliott Trudeau Intl

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$189 (Mytrip)
One-way from	$116 (Delta)
Popular in	October
Cheapest in	January
Average price	$303
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 Pierre Elliott Trudeau Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Montreal Pierre Elliott Trudeau Intl flights.

Search Deals

From Washington, D.C. Dulles Intl to Montreal Pierre Elliott Trudeau Intl

Search Deals

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

Search Deals

Highest demand for flights based on searches. 14% potential increase in price ($58 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2025

Search Deals

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

Search Deals

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

Search Deals

Find flight deals from Dulles Intl to Pierre Elliott Trudeau Intl

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

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

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

Wed 5/71:53 pmIAD - YUL

Nonstop1h 57mAir Canada

Mon 5/1211:15 amYUL - IAD

Nonstop1h 59mAir Canada

Deal found 3/27

$212

Fri 5/99:45 amIAD - YUL

Nonstop1h 55mUnited Airlines

Sun 5/119:15 amYUL - IAD

Nonstop1h 59mUnited Airlines

Deal found 3/27

$242

Wed 4/307:35 amIAD - YUL

1 stop9h 07mDelta

Wed 5/711:00 amYUL - IAD

2 stops12h 35mDelta

Deal found 3/27

$277

Tue 4/296:00 amIAD - YUL

2 stops18h 37mWestJet

Wed 4/306:45 amYUL - IAD

2 stops30h 17mWestJet

Deal found 3/27

$434

Best flights from Dulles Intl to Pierre Elliott Trudeau Intl
Discover carefully curated flight deals from Dulles Intl 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 March 28, 2025.

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

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

Wed 5/71:53 pmIAD - YUL

Nonstop1h 57mAir Canada

Mon 5/1211:15 amYUL - IAD

Nonstop1h 59mAir Canada

Deal found 3/27

$212

Fri 5/99:45 amIAD - YUL

Nonstop1h 55mUnited Airlines

Sun 5/119:15 amYUL - IAD

Nonstop1h 59mUnited Airlines

Deal found 3/27

$242

Wed 4/307:35 amIAD - YUL

1 stop9h 07mDelta

Wed 5/711:00 amYUL - IAD

2 stops12h 35mDelta

Deal found 3/27

$277

Tue 4/296:00 amIAD - YUL

2 stops18h 37mWestJet

Wed 4/306:45 amYUL - IAD

2 stops30h 17mWestJet

Deal found 3/27

$434

Last-minute flights from Dulles Intl to Pierre Elliott Trudeau Intl
Discover last-minute flight deals from Dulles Intl to Pierre Elliott Trudeau Intl. Data last updated March 28, 2025 and is based on user searches.

Thu 4/33:55 pmIAD - YUL

Nonstop1h 55mUnited Airlines

Sat 4/52:20 pmYUL - IAD

Nonstop1h 59mUnited Airlines

Deal found 3/27

$371

Thu 4/36:00 amIAD - YUL

2 stops18h 39mWestJet

Sun 4/66:45 amYUL - IAD

2 stops26h 34mWestJet

Deal found 3/26

$639

Fri 4/410:10 pmIAD - YUL

1 stop10h 20mMultiple Airlines

Sat 4/511:15 amYUL - IAD

Nonstop1h 57mMultiple Airlines

Deal found 3/27

$349

Sat 4/57:00 amIAD - YUL

1 stop8h 47mPorter Airlines

Wed 4/96:50 amYUL - IAD

1 stop6h 09mPorter Airlines

Deal found 3/27

$310

Sat 4/56:00 amIAD - YUL

1 stop5h 57mDelta

Wed 4/912:41 pmYUL - IAD

2 stops10h 19mDelta

Deal found 3/27

$406

Sun 4/61:53 pmIAD - YUL

Nonstop1h 57mAir Canada

Thu 4/101:15 pmYUL - IAD

Nonstop1h 58mAir Canada

Deal found 3/27

$333

Mon 4/211:53 pmIAD - YUL

Nonstop1h 57mAir Canada

Fri 4/259:15 amYUL - IAD

Nonstop1h 59mAir Canada

Deal found 3/27

$242

Thu 4/247:00 amIAD - YUL

1 stop4h 15mMultiple Airlines

Sun 4/278:15 amYUL - IAD

1 stop5h 41mMultiple Airlines

Deal found 3/27

$192

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

Fri 4/2510:10 pmIAD - YUL

1 stop10h 20mUnited Airlines

Tue 4/291:15 pmYUL - IAD

Nonstop1h 58mUnited Airlines

Deal found 3/27

$252

Fri 4/254:52 pmIAD - YUL

2 stops16h 58mAmerican Airlines

Mon 4/2810:39 amYUL - IAD

2 stops13h 17mAmerican Airlines

Deal found 3/27

$658

Tue 4/296:00 amIAD - YUL

2 stops18h 37mWestJet

Wed 4/306:45 amYUL - IAD

2 stops30h 17mWestJet

Deal found 3/27

$434

One-way flights from Dulles Intl to Pierre Elliott Trudeau Intl
Search for one-way flight options from Dulles Intl to Pierre Elliott Trudeau Intl. Find affordable one-way fares based on user searches. Data last updated March 28, 2025.

Wed 5/1410:09 amIAD - YUL

2 stops13h 07mDelta

Deal found 3/27

$116

Tue 4/151:53 pmIAD - YUL

Nonstop1h 57mUnited Airlines

Deal found 3/27

$122

Tue 4/81:45 pmIAD - YUL

1 stop5h 42mPorter Airlines

Deal found 3/27

$151

Thu 4/31:53 pmIAD - YUL

Nonstop1h 57mAir Canada

Deal found 3/27

$160

Mon 4/281:56 pmIAD - YUL

2 stops10h 41mWestJet

Deal found 3/27

$181

Wed 5/286:45 pmIAD - YUL

2 stops22h 35mMultiple Airlines

Deal found 3/27

$191

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl 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

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

Compare providers for flights from Dulles Intl to Pierre Elliott Trudeau Intl

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dulles Intl to Pierre Elliott Trudeau Intl in March.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust 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 Pierre Elliott Trudeau Intl Airport 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 Pierre Elliott Trudeau Intl Airport 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 Pierre Elliott Trudeau Intl Airport 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 Pierre Elliott Trudeau Intl Airport 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 Pierre Elliott Trudeau Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Washington, D.C. Dulles Intl 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. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport trip

Airports

IAD

For a smooth departure from IAD, use the Aerotrain to navigate between terminals, but allow extra time for long walks to gates.

YUL

Upon arrival at YUL, take the Line 747 bus for a cost-effective trip to downtown Montreal, running every 10 to 15 minutes.

Our travel experts

John Walton

Expert on YUL

Ramsey Qubein

Expert on IAD

Best time to book a flight from Dulles Intl to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl 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 Pierre Elliott Trudeau Intl Airport

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

The price you pay for your flight from Washington, D.C. Dulles Intl 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 37 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. Dulles Intl 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. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport (average of $270). Flying from Washington, D.C. Dulles Intl 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 IAD to YUL?

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 26% on your trip compared to booking a flight in the morning.

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

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport 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 Pierre Elliott Trudeau Intl Airport

The most flights from IAD to YUL are scheduled on a Wednesday (10 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Pierre Elliott Trudeau Intl by month

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.

Temperature in Pierre Elliott Trudeau Intl by month

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).

Reviews of airlines servicing Pierre Elliott Trudeau Intl

See what other customers who have flown with Delta, Porter Airlines and United Airlines from Washington, D.C. to Montreal have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,896 reviews

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.

Delta

8.0

Very good

7,896 reviews

Delta

8.0

Very good

7,896 reviews

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.

Porter Airlines

7.9

Good

276 reviews

Delta

8.0

Very good

7,896 reviews

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.

United Airlines

7.4

Good

8,603 reviews

Delta

8.0

Very good

7,896 reviews

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.

WestJet

7.2

Good

2,785 reviews

Delta

8.0

Very good

7,896 reviews

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.

Air Canada

7.0

Good

8,986 reviews

Delta

8.0

Very good

7,896 reviews

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

What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport round-trip?
According to our current data, Porter Airlines ($196), Air Canada ($212), and United Airlines ($242) offers the cheapest pricing from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport. Porter Airlines is priced at 44% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport one-way?
One-way options have recently been found by users for as low as $116 on Delta. Other airlines that offer cheap prices include United Airlines from $122 and Porter Airlines from $151 one-way.
What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport?
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 Pierre Elliott Trudeau Intl Airport.
What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport?
Looking for the cheapest flight from Washington, D.C. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport? While on average our users pay $2,150, our data indicates the cheapest price to be $130. The most popular route (Washington, D.C. Dulles Intl - Montreal Pierre Elliott Trudeau Intl), is priced around $194.
Can I find deals for flights from Dulles Intl to Pierre Elliott Trudeau Intl that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Pierre Elliott Trudeau Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl 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 Dulles Intl to Pierre Elliott Trudeau Intl.
Can I find deals for business class flights from Dulles Intl to Pierre Elliott Trudeau Intl?
Yes. Cheapflights offers flight deals from Dulles Intl 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. Dulles Intl 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. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport (average of $270). Flying from Washington, D.C. Dulles Intl 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

Laval

Dorval

Brossard

Longueuil

Sherbrooke

Bromont

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Dulles Intl to Pierre Elliott Trudeau Intl

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	Cheapest$140	Average$380	FlexibilityNo cancel fee	On-time67%
United Airlines	Cheapest$223	Average$474	FlexibilityNo cancel fee	On-time69%
Porter Airlines	Cheapest$266	Average$374	FlexibilityNo cancel fee	On-time52%

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.

$116+ Cheap flights from Dulles Intl (IAD) 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dulles Intl to Pierre Elliott Trudeau Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Montreal Pierre Elliott Trudeau Intl are usually found in January or February, booked 37 days in advance, depart on a Friday or Thursday and return on a Saturday

Cheap flight deals from Dulles Intl to Pierre Elliott Trudeau Intl

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Dulles Intl to Pierre Elliott Trudeau Intl

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

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

Cheapflights Fare Finder

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

Compare providers for flights from Dulles Intl to Pierre Elliott Trudeau Intl

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 Pierre Elliott Trudeau Intl in March.

The best insider tips for Washington, D.C. Dulles Intl 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. Dulles Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport trip

Airports

IAD

YUL

Our travel experts

Best time to book a flight from Dulles Intl to Pierre Elliott Trudeau Intl

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

Cheapflights Insights

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

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

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

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

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

Find hourly flight availability from Dulles Intl 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 March 28, 2025.

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

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Pierre Elliott Trudeau Intl. Price data was last updated on March 23, 2025.

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

Rainfall in Pierre Elliott Trudeau Intl by month

Plan your trip to Pierre Elliott Trudeau Intl by taking into account the average rainfall totals by month.

Temperature in Pierre Elliott Trudeau Intl by month

Plan your trip to Pierre Elliott Trudeau Intl by taking into account the average temperature totals by month.

Reviews of airlines servicing Pierre Elliott Trudeau Intl

See what other customers who have flown with Delta, Porter Airlines and United Airlines from Washington, D.C. to Montreal have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

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

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

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

How can I find direct flights from Dulles Intl to Pierre Elliott Trudeau Intl?

Can I find deals for business class flights from Dulles Intl to Pierre Elliott Trudeau Intl?

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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

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.

Alternative routes for Dulles Intl to Pierre Elliott Trudeau Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Dulles Intl to Pierre Elliott Trudeau Intl

100% Free

Book with Flexibility

Travel Smart

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