Cheap flights from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport from C$ 188

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 22/7. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — YUL
25 May — 1 Jun1
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 Tuesday or Wednesday and return on a Wednesday

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 25 April 2026.

Tue 19/56:35 p.m.
ATL
-
YUL
1 stop19h 33m
Multiple Airlines
Wed 27/56:45 a.m.
YUL
-
ATL
2 stops10h 13m
Multiple Airlines
Deal found 21/4C$ 420
Tue 2/610:40 p.m.
ATL
-
YUL
2 stops15h 00m
Multiple Airlines
Fri 5/67:15 p.m.
YUL
-
ATL
1 stop5h 53m
Multiple Airlines
Deal found 21/4C$ 439
Sat 30/510:40 p.m.
ATL
-
YUL
1 stop19h 35m
Multiple Airlines
Thu 4/66:45 a.m.
YUL
-
ATL
2 stops17h 34m
Multiple Airlines
Deal found 21/4C$ 443
Tue 19/56:00 a.m.
ATL
-
YUL
1 stop12h 15m
Multiple Airlines
Tue 26/57:15 p.m.
YUL
-
ATL
1 stop5h 53m
Multiple Airlines
Deal found 21/4C$ 446
Tue 19/56:00 a.m.
ATL
-
YUL
1 stop12h 15m
Multiple Airlines
Thu 28/57:15 p.m.
YUL
-
ATL
1 stop5h 53m
Multiple Airlines
Deal found 21/4C$ 450
Sun 31/59:25 a.m.
ATL
-
YUL
1 stop28h 43m
Multiple Airlines
Wed 3/66:45 a.m.
YUL
-
ATL
2 stops10h 13m
Multiple Airlines
Deal found 21/4C$ 452
Tue 5/510:40 p.m.
ATL
-
YUL
2 stops18h 35m
Multiple Airlines
Tue 12/57:15 p.m.
YUL
-
ATL
1 stop5h 53m
Multiple Airlines
Deal found 20/4C$ 456
Tue 12/59:00 p.m.
ATL
-
YUL
1 stop17h 08m
Multiple Airlines
Wed 20/56:30 a.m.
YUL
-
ATL
2 stops8h 37m
Multiple Airlines
Deal found 22/4C$ 458
Mon 1/65:05 a.m.
ATL
-
YUL
1 stop13h 10m
Multiple Airlines
Wed 3/66:45 a.m.
YUL
-
ATL
2 stops10h 13m
Multiple Airlines
Deal found 21/4C$ 460
Tue 12/59:00 p.m.
ATL
-
YUL
1 stop17h 08m
Multiple Airlines
Tue 19/57:20 p.m.
YUL
-
ATL
1 stop13h 48m
Multiple Airlines
Deal found 22/4C$ 461
Sun 31/59:25 a.m.
ATL
-
YUL
1 stop28h 43m
Multiple Airlines
Thu 4/66:45 a.m.
YUL
-
ATL
2 stops17h 34m
Multiple Airlines
Deal found 21/4C$ 465

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 25 April 2026.

Round-trip from

C$ 420

One-way from

C$ 188

Popular in

April

Cheapest in

February

Average price

C$ 814

Good one-way deal

C$ 394 or less
19/5-27/5
  • 19/5-27/5
  • 3 total stops
  • 29h 46m total
  • Atlanta to Montreal
22/7
  • 22/7
  • 2 total stops
  • 26h 44m total
  • Atlanta to Montreal
Highest demand for flights based on searches. 10% potential increase in price (C$ 100 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease (C$ 23 potential savings vs. average RT price).
Average for round-trip flights in April 2026
Price to beat on a one-way flight from Atlanta Hartsfield-Jackson to Montreal Pierre Elliott Trudeau Intl.

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 25 April 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

Wed 3/6

10:30 a.m.-6:53 p.m.

1 stop8h 23m

Montreal Pierre Elliott Trudeau Intl

Wed 10/6

2:29 p.m.-11:14 p.m.

1 stop8h 45m

C$ 628

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Mon 25/5

9:00 a.m.-11:30 a.m.

Nonstop2h 30m

Montreal Pierre Elliott Trudeau Intl

Tue 2/6

9:30 a.m.-6:43 p.m.

1 stop9h 13m

C$ 757

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Mon 10/8

8:30 p.m.-8:43 a.m.

1 stop12h 13m

Montreal Pierre Elliott Trudeau Intl

Thu 20/8

6:15 p.m.-9:17 p.m.

Nonstop3h 02m

C$ 791

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Sun 12/7

9:15 p.m.-11:55 p.m.

Nonstop2h 40m

Montreal Pierre Elliott Trudeau Intl

Tue 21/7

7:44 p.m.-9:20 a.m.

1 stop13h 36m

C$ 805

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Sat 11/7

7:00 p.m.-8:39 a.m.

1 stop13h 39m

Montreal Pierre Elliott Trudeau Intl

Mon 20/7

5:14 p.m.-11:11 p.m.

1 stop5h 57m

C$ 812

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Fri 8/5

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

Nonstop2h 40m

Montreal Pierre Elliott Trudeau Intl

Mon 11/5

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

1 stop8h 48m

C$ 836

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Mon 8/6

9:16 p.m.-11:59 p.m.

Nonstop2h 43m

Montreal Pierre Elliott Trudeau Intl

Fri 12/6

2:29 p.m.-11:14 p.m.

1 stop8h 45m

C$ 839

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Tue 26/5

9:00 a.m.-11:35 a.m.

Nonstop2h 35m

Montreal Pierre Elliott Trudeau Intl

Fri 29/5

9:30 a.m.-6:43 p.m.

1 stop9h 13m

C$ 839

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Sat 4/7

7:00 p.m.-8:39 a.m.

1 stop13h 39m

Montreal Pierre Elliott Trudeau Intl

Thu 9/7

9:30 a.m.-11:00 p.m.

2 stops13h 30m

C$ 857
Quickest round-trip

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Sat 11/7

9:15 p.m.-11:55 p.m.

Nonstop2h 40m

Montreal Pierre Elliott Trudeau Intl

Fri 17/7

7:00 a.m.-9:46 a.m.

Nonstop2h 46m

C$ 879

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/4

Showing 1-10 of 19 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?

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 62 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, February is the cheapest month in which you can book a flight from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 394). Flying from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport in April is currently the most expensive (average of C$ 821). 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 25 April 2026.

It’s optimal to fly from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport in the morning. By choosing this option you can save up to 51% on the cost of your flight, compared to a flight in the afternoon.

How much does it cost to fly round-trip from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport?

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 25 April 2026.
Read reviews from past customers who have flown Delta and Air 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.

Crew

8.5

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Food

7.2

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.

Crew

8.5

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Food

7.2

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.

Crew

8.5

Comfort

7.9

Entertainment

7.8

Boarding

8.1

Food

7.2

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 12 daily outbound flights to Montreal Pierre Elliott Trudeau Intl from 2 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 8h 23m. Delta provides one of the quickest options available for as low as C$ 628. 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$ 342. Another airline that can offer you cheap pricing is Air Canada. These flights start at 46% 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$ 303 on Air Canada. Other airlines that offer cheap prices include Delta from C$ 321 and WestJet from C$ 394 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: Air Canada (83%), TAP AIR PORTUGAL (83%), Jazz( 83%).

  • 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$ 329. On average you can expect to pay C$ 395. The most popular route, (Atlanta Hartsfield-Jackson - Montreal Pierre Elliott Trudeau Intl), can usually be booked for C$ 475.

  • 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, February is the cheapest month in which you can book a flight from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 394). Flying from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport in April is currently the most expensive (average of C$ 821). 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
Dorval
Trois-Rivières
Sherbrooke
Montebello
Cornwall
Longueuil
Brossard
Boucherville
Magog
Saint-Jean-sur-Richelieu
Bromont
Drummondville
North Hatley
Saint-Sauveur
Louiseville

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Top 2 airlines flying from Atlanta to Pierre Elliott Trudeau Intl

Discover the top 2 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 25 April 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 342AverageC$ 401FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapestC$ 347AverageC$ 779FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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

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