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Cheap flights from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport from C$ 164

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 28/4. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — YUL
9 Apr — 16 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to Montreal Pierre Elliott Trudeau Intl are usually found in February or January, booked 63 days in advance, depart on a Wednesday or Tuesday and return on a Friday

Cheap flight deals from Atlanta to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

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 10 March 2026.

Wed 22/49:10 p.m.
ATL
-
YUL
2 stops19h 20m
Multiple Airlines
Sat 25/48:00 a.m.
YUL
-
ATL
1 stop8h 16m
Multiple Airlines
Deal found 9/3C$ 363
Wed 22/410:45 p.m.
ATL
-
YUL
1 stop26h 00m
Multiple Airlines
Sun 26/48:00 a.m.
YUL
-
ATL
1 stop23h 40m
Multiple Airlines
Deal found 6/3C$ 368
Wed 22/410:45 p.m.
ATL
-
YUL
1 stop16h 25m
Multiple Airlines
Mon 27/48:00 a.m.
YUL
-
ATL
1 stop24h 17m
Multiple Airlines
Deal found 9/3C$ 373
Fri 17/49:12 a.m.
ATL
-
YUL
2 stops13h 33m
Multiple Airlines
Sun 19/48:00 a.m.
YUL
-
ATL
1 stop13h 40m
Multiple Airlines
Deal found 5/3C$ 382
Tue 14/410:45 p.m.
ATL
-
YUL
1 stop25h 45m
Multiple Airlines
Fri 24/48:00 a.m.
YUL
-
ATL
1 stop9h 23m
Multiple Airlines
Deal found 6/3C$ 383
Fri 8/56:40 a.m.
ATL
-
YUL
1 stop8h 10m
Multiple Airlines
Mon 11/56:30 a.m.
YUL
-
ATL
2 stops25h 40m
Multiple Airlines
Deal found 6/3C$ 386
Thu 23/46:00 a.m.
ATL
-
YUL
1 stop18h 30m
Multiple Airlines
Mon 27/48:00 a.m.
YUL
-
ATL
1 stop24h 17m
Multiple Airlines
Deal found 9/3C$ 388
Wed 22/410:45 p.m.
ATL
-
YUL
1 stop16h 25m
Multiple Airlines
Tue 28/46:50 a.m.
YUL
-
ATL
2 stops10h 31m
Multiple Airlines
Deal found 9/3C$ 391

Find 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 10 March 2026.

Round-trip from

C$ 363

One-way from

C$ 164

Popular in

September

Cheapest in

February

Average price

C$ 787

Good round-trip deal

C$ 286 or less

Good one-way deal

C$ 437 or less
22/4-25/4
  • 22/4-25/4
  • 3 total stops
  • 27h 36m total
  • Atlanta to Montreal
Search Deals
28/4
  • 28/4
  • 2 total stops
  • 16h 30m total
  • Atlanta to Montreal
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 144 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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.
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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 629,999 searches. Data last updated 10 March 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Sat 2/5

3:37 p.m.-10:40 a.m.

1 stop19h 03m

Montreal Pierre Elliott Trudeau Intl

Fri 8/5

6:30 p.m.-12:21 p.m.

1 stop17h 51m

C$ 658

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Tue 14/4

8:15 a.m.-5:30 p.m.

1 stop9h 15m

Montreal Pierre Elliott Trudeau Intl

Sat 18/4

6:10 a.m.-9:28 p.m.

1 stop15h 18m

C$ 676

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Fri 15/5

8:00 a.m.-12:00 p.m.

1 stop28h 00m

Montreal Pierre Elliott Trudeau Intl

Mon 18/5

9:45 a.m.-12:11 p.m.

1 stop26h 26m

C$ 721

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Thu 23/4

8:15 a.m.-6:56 p.m.

1 stop10h 41m

Montreal Pierre Elliott Trudeau Intl

Thu 30/4

9:15 a.m.-10:18 a.m.

1 stop25h 03m

C$ 733

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Thu 28/5

9:17 p.m.-11:57 p.m.

Nonstop2h 40m

Montreal Pierre Elliott Trudeau Intl

Mon 1/6

2:29 p.m.-11:17 p.m.

1 stop8h 48m

C$ 827
Quickest round-trip

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Tue 2/6

3:00 p.m.-5:42 p.m.

Nonstop2h 42m

Montreal Pierre Elliott Trudeau Intl

Sat 6/6

12:40 p.m.-3:30 p.m.

Nonstop2h 50m

C$ 828

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Wed 25/3

9:30 a.m.-6:35 p.m.

1 stop9h 05m

Montreal Pierre Elliott Trudeau Intl

Tue 21/4

12:42 p.m.-3:39 p.m.

Nonstop2h 57m

C$ 832

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Wed 13/5

1:20 p.m.-4:13 p.m.

Nonstop2h 53m

Montreal Pierre Elliott Trudeau Intl

Sun 17/5

6:10 a.m.-9:16 a.m.

1 stop27h 06m

C$ 835

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Wed 20/5

9:17 p.m.-11:57 p.m.

Nonstop2h 40m

Montreal Pierre Elliott Trudeau Intl

Tue 26/5

7:00 a.m.-9:55 a.m.

Nonstop2h 55m

C$ 902

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Sun 24/5

9:00 p.m.-8:39 a.m.

1 stop11h 39m

Montreal Pierre Elliott Trudeau Intl

Sun 21/6

7:00 a.m.-9:52 a.m.

Nonstop2h 52m

C$ 926

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/3

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

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 6 March 2026.

The price you pay for your flight from Atlanta 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 63 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 Atlanta to Montreal Pierre Elliott Trudeau Intl Airport?

Currently, April is the cheapest month in which you can book a flight from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 270). Flying from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport in November is currently the most expensive (average of C$ 371). 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 10 March 2026.

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 40% on the cost of your flight, compared to a flight in the afternoon.

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 10 March 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAir Canada from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport. 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
7.9
Good
8,276 reviews
Check prices

Food

7.2

Comfort

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Overall

7.9

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
7.9
Good
8,276 reviews
Delta
7.9
Good
8,276 reviews
Check prices

Food

7.2

Comfort

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Overall

7.9

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.
United Airlines
7.4
Good
9,409 reviews
Delta
7.9
Good
8,276 reviews
Check prices

Food

7.2

Comfort

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Overall

7.9

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
7.1
Good
10,800 reviews
Delta
7.9
Good
8,276 reviews
Check prices

Food

7.2

Comfort

7.9

Boarding

8.1

Crew

8.5

Entertainment

7.8

Overall

7.9

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?

    Located just 13.2 km from the city centre, Atlanta Hartsfield-Jackson is the airport most travellers will use when flying to Montreal Pierre Elliott Trudeau Intl from Atlanta. Booking flights from Hartsfield-Jackson (ATL) to Montreal Pierre Elliott Trudeau Intl should be relatively easy as there are 15 daily outbound flights to Montreal Pierre Elliott Trudeau Intl from 3 different airlines.

  • How long is the flight from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport?

    A quick flight from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport can take about 19h 03m. United Airlines provides one of the quickest options available for as low as C$ 658. Atlanta and Montreal Pierre Elliott Trudeau Intl Airport are separated by a distance of 1596 km.

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

    Cheapflights users have booked flights from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport round-trip from C$ 260. Other airlines that can offer you cheap pricing are United Airlines, from C$ 320, and Delta, from C$ 325. These flights start at 58% lower than the current average price 3 months from now.

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

    One-way options have recently been found by users for as low as C$ 278 on Delta. Other airlines that offer cheap prices include Air Canada from C$ 299 and WestJet from C$ 437 one-way.

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

    Before booking your flight to Montreal Pierre Elliott Trudeau Intl Airport from Atlanta, check out the most reliable airlines to get you to your destination on time: LATAM Airlines (79%), Delta (79%), WestJet( 79%).

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

    The cheapest flight price from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport is C$ 285. On average you can expect to pay C$ 481. The most popular route, (Atlanta Hartsfield-Jackson - Montreal Pierre Elliott Trudeau Intl), can usually be booked for C$ 380.

  • 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, April is the cheapest month in which you can book a flight from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 270). Flying from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport in November is currently the most expensive (average of C$ 371). 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

Travelling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Laval
Trois-Rivières
Dorval
Sherbrooke
Cornwall
Montebello
Brossard
Boucherville
Longueuil
Magog
Saint-Jean-sur-Richelieu
Bromont
Drummondville
North Hatley
Saint-Sauveur
Louiseville

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Atlanta to Pierre Elliott Trudeau Intl

Discover the top 3 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 629,999 searches. Data last updated 10 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 260AverageC$ 545FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 320AverageC$ 373FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 325AverageC$ 398FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

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How does Cheapflights help users find flights from Atlanta to Pierre Elliott Trudeau Intl?

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