HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Pierre Elliott Trudeau Intl

$105+ Cheap flights from Atlanta (ATL) 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.
ATL — YUL
avr. 20 — avr. 271
dim. 4/20
dim. 4/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Atlanta 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 Atlanta Hartsfield-Jackson to Montreal Pierre Elliott Trudeau Intl are usually found in January or February, booked 68 days in advance, depart on a Friday or Thursday and return on a Wednesday

Cheap flight deals from Atlanta to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) to Pierre Elliott Trudeau Intl (YUL). 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 avril 15, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$259
(Mytrip)

One-way from

$105
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$347

Good round-trip deal

$752 or less

Good one-way deal

$264 or less
Provider with most accurate pricing for Atlanta Hartsfield-Jackson-Montreal Pierre Elliott Trudeau Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Atlanta Hartsfield-Jackson-Montreal Pierre Elliott Trudeau Intl flights.
Search Deals
From Atlanta Hartsfield-Jackson to Montreal Pierre Elliott Trudeau Intl
Search Deals
One-way flight from Atlanta Hartsfield-Jackson to Montreal Pierre Elliott Trudeau Intl
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($19 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals
Price to beat on a round-trip flight from Atlanta Hartsfield-Jackson to Montreal Pierre Elliott Trudeau Intl.
Search Deals
Price to beat on a one-way flight from Atlanta Hartsfield-Jackson to Montreal Pierre Elliott Trudeau Intl.
Search Deals

Find flight deals from Atlanta to Pierre Elliott Trudeau Intl

Cheapest flights from Atlanta to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Atlanta to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on avril 15, 2025.

This Mytrip deal was found by Cheapflights users on 4/14. 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.
mer. 5/77:16 pmATL - YUL
3 stops26h 59mMultiple Airlines
lun. 5/127:00 amYUL - ATL
3 stops26h 38mMultiple Airlines
Deal found 4/14$259
This Delta deal was found by Cheapflights users on 4/15. 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.
ven. 5/911:30 amATL - YUL
1 stop9h 39mDelta
lun. 5/1211:00 amYUL - ATL
1 stop8h 30mDelta
Deal found 4/15$448
This Ticket deal was found by Cheapflights users on 4/14. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/2911:45 amATL - YUL
Nonstop2h 45mAir Canada
mer. 4/306:30 pmYUL - ATL
Nonstop2h 59mAir Canada
Deal found 4/14$456

Cheapflights Fare Finder

Customize your flight search to find flights from Atlanta to Pierre Elliott Trudeau 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 avril 15, 2025.
Use the filters below to find and compare flights from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Atlanta

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

mer. 5/7

7:16 pm-10:15 pm

3 stops26h 59m

Montreal Pierre Elliott Trudeau Intl

lun. 5/12

7:00 am-9:38 am

3 stops26h 38m

$259

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

mer. 5/7

12:30 pm-9:09 pm

1 stop8h 39m

Montreal Pierre Elliott Trudeau Intl

lun. 5/12

6:05 am-2:24 pm

1 stop8h 19m

$432

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

mar. 4/29

11:45 am-2:30 pm

Nonstop2h 45m

Montreal Pierre Elliott Trudeau Intl

mer. 4/30

6:30 pm-9:29 pm

Nonstop2h 59m

$456

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

mer. 5/14

5:20 am-12:37 am

2 stops19h 17m

$105

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

mer. 5/14

7:30 am-4:04 pm

1 stop8h 34m

$179

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

mar. 5/6

8:30 am-12:43 am

1 stop16h 13m

$195

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

dim. 5/18

5:00 am-4:55 pm

2 stops11h 55m

$235

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

mer. 5/14

6:25 am-12:21 pm

1 stop5h 56m

$246

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Compare providers for flights from Atlanta 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 Atlanta to Pierre Elliott Trudeau Intl in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice 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 Atlanta-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 Atlanta-Montreal Pierre Elliott Trudeau Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Atlanta-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 Atlanta-Montreal Pierre Elliott Trudeau Intl Airport flights, Cheapflights users trust eDreams the most. eDreams 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 Atlanta-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 Atlanta to Montreal Pierre Elliott Trudeau Intl Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Atlanta to Montreal Pierre Elliott Trudeau Intl Airport trip
Airports
ATL

Consider using the South security area at ATL, often faster than the main one, especially during busy times.

Read more about ATLby Chris Dong
YUL

Use the ArriveCAN app to fill out your arrival declaration card on the plane, avoiding lines at YUL's passport control.

Read more about YULby John Walton
Our travel experts
John Walton

John Walton

Expert on YUL

John Walton

John Walton

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
Chris Dong

Chris Dong

Expert on ATL

Chris Dong

Chris Dong

Chris is a consumer travel reporter covering aviation, trending travel news, hotels, and loyalty programs—all for leading global publications like Travel + Leisure, The Washington Post, AFAR, and more. In addition to writing, Chris is a video host for Travel + Leisure, giving consumers an inside look at the latest in air travel.

Read more

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

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

How far ahead should I book a flight from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Atlanta to Pierre Elliott Trudeau Intl. Price data was last updated on April 11, 2025.

To ensure you get the cheapest price possible for a flight from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport, you should look to book at least 68 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 Atlanta to Montreal Pierre Elliott Trudeau Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport (average of $270). Flying from Atlanta 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 ATL to YUL?

Find hourly flight availability from Atlanta 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 avril 15, 2025.

It’s optimal to fly from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport in the evening. By choosing this option you can save up to 47% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Atlanta to Pierre Elliott Trudeau Intl. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Atlanta to Montreal Pierre Elliott Trudeau Intl Airport flight should consider departing on Wednesday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport

Explore weekly flight availability from Atlanta to Pierre Elliott Trudeau 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 avril 15, 2025.

The most flights from ATL to YUL are scheduled on a Monday (17 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).

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.

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

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

Get insights into the airlines that provide service to Pierre Elliott Trudeau 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 Pierre Elliott Trudeau Intl. Reviews last updated avril 15, 2025.
Read through reviews of airlines operating flights from Atlanta to Montreal, such as Delta, American Airlines and WestJet. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
WestJet
7.2
Good
2,805 reviews
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Air Canada
7.0
Good
9,127 reviews
Delta
8.0
Very good
7,917 reviews

Entertainment

7.9

Overall

8.0

Comfort

7.9

Food

7.3

Boarding

8.2

Crew

8.5

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

Find useful and relevant information for your journey from Atlanta 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 airport do you fly from for flights from Atlanta to Montreal Pierre Elliott Trudeau Intl?

    If you book a flight to Montreal Pierre Elliott Trudeau Intl from Atlanta, you will be flying from Hartsfield-Jackson, which is the city’s only airport. Atlanta Hartsfield-Jackson (ATL) is located 8.2 mi from the center of Atlanta. There are 13 flights from Hartsfield-Jackson to Montreal Pierre Elliott Trudeau Intl per day from 4 different airlines.

  • What are the cheapest airlines flying from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport round-trip?

    Our cheapest airline available from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport is Delta. Our recent data shows that you can find tickets from as low as $416 on this airline. An additional option worth looking into is Air Canada, starting at $456.

  • What are the cheapest airlines to fly from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $179. WestJet flights start at $195 while deals on American Airlines start at $235 one-way.

  • What are the most reliable airlines from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport?

    Consider KLM (87%), Delta (81%) or WestJet (81%) when booking your flight. These represent the most reliable airlines when flying from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport.

  • What are the cheapest flights from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport?

    While on average a flight from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport is generally $1,056, our data shows the cheapest flight currently is $195. When looking at the most popular route, (Atlanta Hartsfield-Jackson - Montreal Pierre Elliott Trudeau Intl), you can expect to pay $259 for that flight.

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

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

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

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

    Yes. Cheapflights offers flight deals from Atlanta 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 Atlanta to Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport (average of $270). Flying from Atlanta 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

Traveling to a place near Atlanta?

Book flights to Atlanta if you plan to visit one of these locations
Laval
Dorval
Brossard
Longueuil
Sherbrooke

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 4 airlines flying from Atlanta to Pierre Elliott Trudeau Intl

Discover the top 4 airlines that operate flights from Atlanta to Pierre Elliott Trudeau 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 avril 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$226Average$507FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$230Average$561FlexibilityNo cancel feeOn-time69%
DeltaCheapest$240Average$543FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$464Average$692FlexibilityNo cancel feeOn-time60%

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.