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Dulles Intl

$137+ Cheap flights from Pierre Elliott Trudeau Intl (YUL) to Dulles Intl (IAD)

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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — IAD
Mar 12 — Mar 191
Thu 3/12
Thu 3/19
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Montreal Pierre Elliott Trudeau Intl to Washington, D.C. Dulles Intl are usually found in May or March, booked 87 days in advance, depart on a Saturday or Tuesday and return on a Thursday

Cheap flight deals from Pierre Elliott Trudeau Intl to Dulles Intl

Cheapest flights from Pierre Elliott Trudeau Intl to Dulles Intl
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 10, 2026.

This Trip.com deal was found by Cheapflights users on 2/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/26:50 am
YUL
-
IAD
1 stop3h 34m
Porter Airlines
Thu 3/511:40 am
IAD
-
YUL
1 stop7h 35m
Porter Airlines
Deal found 2/9$270
This Trip.com deal was found by Cheapflights users on 2/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1211:25 am
YUL
-
IAD
1 stop5h 49m
Porter Airlines
Fri 4/176:30 pm
IAD
-
YUL
1 stop4h 15m
Porter Airlines
Deal found 2/9$271
This FlightHub deal was found by Cheapflights users on 2/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/76:45 am
YUL
-
IAD
1 stop3h 39m
Porter Airlines
Wed 4/2911:40 am
IAD
-
YUL
1 stop4h 50m
Porter Airlines
Deal found 2/8$272
This Kiwi.com deal was found by Cheapflights users on 2/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/271:20 pm
YUL
-
IAD
1 stop3h 54m
Porter Airlines
Sun 3/296:30 pm
IAD
-
YUL
1 stop4h 15m
Porter Airlines
Deal found 2/6$273
This Porter Airlines deal was found by Cheapflights users on 2/8. 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 Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/118:55 am
YUL
-
IAD
1 stop3h 34m
Porter Airlines
Thu 4/306:30 pm
IAD
-
YUL
1 stop4h 15m
Porter Airlines
Deal found 2/8$275
This Trip.com deal was found by Cheapflights users on 2/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/267:00 pm
YUL
-
IAD
Nonstop1h 54m
Air Canada
Thu 4/29:55 am
IAD
-
YUL
Nonstop1h 43m
Air Canada
Deal found 2/9$277
This Trip.com deal was found by Cheapflights users on 2/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/277:00 pm
YUL
-
IAD
Nonstop1h 54m
Multiple Airlines
Sun 3/296:30 pm
IAD
-
YUL
1 stop4h 15m
Multiple Airlines
Deal found 2/9$278
This Kiwi.com deal was found by Cheapflights users on 2/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/126:50 am
YUL
-
IAD
1 stop3h 34m
Porter Airlines
Wed 3/1811:40 am
IAD
-
YUL
1 stop4h 50m
Porter Airlines
Deal found 2/6$279
This Kiwi.com deal was found by Cheapflights users on 2/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/76:45 am
YUL
-
IAD
1 stop3h 39m
Porter Airlines
Mon 4/2711:40 am
IAD
-
YUL
1 stop6h 05m
Porter Airlines
Deal found 2/8$280
This Trip.com deal was found by Cheapflights users on 2/9. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/267:00 pm
YUL
-
IAD
Nonstop1h 54m
Multiple Airlines
Thu 4/26:30 pm
IAD
-
YUL
1 stop4h 15m
Multiple Airlines
Deal found 2/9$281
This Kiwi.com deal was found by Cheapflights users on 2/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/131:20 pm
YUL
-
IAD
1 stop3h 54m
Porter Airlines
Fri 3/206:30 pm
IAD
-
YUL
1 stop4h 15m
Porter Airlines
Deal found 2/6$282
This Kiwi.com deal was found by Cheapflights users on 2/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/271:20 pm
YUL
-
IAD
1 stop3h 54m
Porter Airlines
Thu 4/211:40 am
IAD
-
YUL
1 stop6h 05m
Porter Airlines
Deal found 2/6$283

Find flight deals from Pierre Elliott Trudeau Intl to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) 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 February 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$270
(Trip.com)

One-way from

$137
(Kiwi.com)

Popular in

July

Cheapest in

May

Average price

$270

Good round-trip deal

$338 or less

Good one-way deal

$210 or less
Provider with most accurate pricing for Montreal Pierre Elliott Trudeau Intl-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Montreal Pierre Elliott Trudeau Intl-Washington, D.C. Dulles Intl flights.
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From Montreal Pierre Elliott Trudeau Intl to Washington, D.C. Dulles Intl
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One-way flight from Montreal Pierre Elliott Trudeau Intl to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 8% potential increase in price ($28 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in February 2026
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Price to beat on a round-trip flight from Montreal Pierre Elliott Trudeau Intl to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Montreal Pierre Elliott Trudeau Intl to Washington, D.C. Dulles Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl 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 2,558,603 searches. Data last updated February 10, 2026.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Pierre Elliott Trudeau Intl

Fly to

Dulles Intl

Route

Depart

Return

Price

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sun 5/10

10:35 am-3:21 pm

1 stop4h 46m

Washington, D.C. Dulles Intl

Sun 5/31

11:30 am-5:15 pm

1 stop5h 45m

$275

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sat 4/11

8:55 am-12:29 pm

1 stop3h 34m

Washington, D.C. Dulles Intl

Thu 4/30

6:30 pm-10:45 pm

1 stop4h 15m

$275

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sun 5/10

10:35 am-3:21 pm

1 stop4h 46m

Washington, D.C. Dulles Intl

Tue 5/26

11:30 am-5:15 pm

1 stop5h 45m

$275

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Fri 4/17

6:45 am-10:24 am

1 stop3h 39m

Washington, D.C. Dulles Intl

Sun 4/19

11:40 am-4:30 pm

1 stop4h 50m

$284

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Wed 3/25

6:50 am-10:24 am

1 stop3h 34m

Washington, D.C. Dulles Intl

Wed 4/8

6:30 pm-10:45 pm

1 stop4h 15m

$298

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Mon 3/9

2:13 pm-4:21 pm

Nonstop2h 08m

Washington, D.C. Dulles Intl

Thu 3/12

5:46 pm-7:48 pm

Nonstop2h 02m

$305

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Wed 3/11

9:20 am-6:33 pm

2 stops9h 13m

Washington, D.C. Dulles Intl

Thu 3/19

7:18 am-5:31 pm

1 stop10h 13m

$312

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Mon 3/9

4:45 pm-12:27 am

2 stops7h 42m

Washington, D.C. Dulles Intl

Tue 3/17

5:32 pm-11:13 pm

1 stop5h 41m

$312

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Sat 4/25

6:35 pm-8:37 pm

Nonstop2h 02m

Washington, D.C. Dulles Intl

Wed 4/29

8:23 am-1:09 pm

1 stop4h 46m

$313

MontrealWashington, D.C.

YUL - IAD

YULIAD

Montreal Pierre Elliott Trudeau Intl

Wed 4/8

9:15 am-11:17 am

Nonstop2h 02m

Washington, D.C. Dulles Intl

Wed 4/29

8:23 am-1:09 pm

1 stop4h 46m

$313

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Showing 1-10 of 23 results
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Compare providers for flights from Pierre Elliott Trudeau Intl to Dulles 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 Pierre Elliott Trudeau Intl to Dulles Intl in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*1 star

*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 Montreal Pierre Elliott Trudeau Intl Airport-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Montreal Pierre Elliott Trudeau Intl Airport-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Montreal Pierre Elliott Trudeau Intl Airport-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Montreal Pierre Elliott Trudeau Intl Airport-Washington, D.C. Dulles 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 Montreal Pierre Elliott Trudeau Intl Airport-Washington, D.C. Dulles Intl Airport 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 Pierre Elliott Trudeau Intl to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Pierre Elliott Trudeau 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 Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Pierre Elliott Trudeau Intl to Dulles Intl. Price data was last updated on February 6, 2026.

Booking 87 days in advance of your planned departure date is, on average, the best time to get cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, March is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport (average of $158). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport in November is currently the most expensive (average of $256). 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 YUL to IAD?

Find hourly flight availability from Pierre Elliott Trudeau Intl 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 February 10, 2026.

One of the essential ways to save on airfare from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 47% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from Pierre Elliott Trudeau Intl to Dulles Intl. Price data was last updated on February 7, 2026.

Travelers seeking maximum savings on their Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport trip
Our travel experts
John Walton

John Walton

Expert on YUL

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on IAD

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

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 February 10, 2026.
See what other customers who have flown with Porter Airlines, United Airlines, and Air Canada from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
7.9
Good
414 reviews

Overall

7.9

Food

7.5

Comfort

7.9

Crew

8.6

Entertainment

6.9

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Milad,Feb 2026

LIR - YYZ

Not helpful staff at Liberia airport at the check-in counter. Extremely poor skill people and not willing to help the passenger.
Porter Airlines
7.9
Good
414 reviews
Porter Airlines
7.9
Good
414 reviews

Overall

7.9

Food

7.5

Comfort

7.9

Crew

8.6

Entertainment

6.9

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Milad,Feb 2026

LIR - YYZ

Not helpful staff at Liberia airport at the check-in counter. Extremely poor skill people and not willing to help the passenger.
United Airlines
7.4
Good
9,267 reviews
Porter Airlines
7.9
Good
414 reviews

Overall

7.9

Food

7.5

Comfort

7.9

Crew

8.6

Entertainment

6.9

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Milad,Feb 2026

LIR - YYZ

Not helpful staff at Liberia airport at the check-in counter. Extremely poor skill people and not willing to help the passenger.
Air Canada
7.1
Good
10,701 reviews
Porter Airlines
7.9
Good
414 reviews

Overall

7.9

Food

7.5

Comfort

7.9

Crew

8.6

Entertainment

6.9

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Milad,Feb 2026

LIR - YYZ

Not helpful staff at Liberia airport at the check-in counter. Extremely poor skill people and not willing to help the passenger.

Related info for your journey

Find useful and relevant information for your journey from Pierre Elliott Trudeau Intl to Dulles 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 Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport?

    For as low as $275, Porter Airlines can have you in Washington, D.C. Dulles Intl Airport from Montreal Pierre Elliott Trudeau Intl Airport in 4h 46m. Montreal Pierre Elliott Trudeau Intl Airport and Washington, D.C. Dulles Intl Airport are separated by a distance of 488 mi.

  • What are the cheapest airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport round-trip?

    Our cheapest airline available from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport is Porter Airlines. Our recent data shows that you can find tickets from as low as $197 on this airline. Additional options worth looking into are Air Canada and United Airlines, starting at $220 and $225 round-trip. Porter Airlines is 35% 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 Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport one-way?

    $134 is the cheapest one-way deal found within the past few days, from Porter Airlines. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from $139 and $148, respectively.

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

    The top 3 most reliable airlines when flying from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport are Republic Airways (83%), Avianca (82%) and Copa Airlines (81%).

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

    While on average a flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport is generally $465, our data shows the cheapest flight currently is $147. When looking at the most popular route, (Montreal Pierre Elliott Trudeau Intl - Washington, D.C. Dulles Intl), you can expect to pay $206 for that flight.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport (average of $158). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Washington, D.C. Dulles Intl Airport in November is currently the most expensive (average of $256). 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

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

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Laurel
Linthicum Heights
Rockville
Upper Marlboro
Manassas
Bowie
Largo
McLean
Clinton
Towson

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Alternative routes for Pierre Elliott Trudeau Intl to Dulles Intl

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

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

Discover the top 3 airlines that operate flights from Pierre Elliott Trudeau Intl 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 2,558,603 searches. Data last updated February 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapest$197Average$306FlexibilityNo cancel feeOn-time52%
Air CanadaCheapest$220Average$293FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$225Average$436FlexibilityNo cancel feeOn-time69%

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