$146+ 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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — YUL
Sep 18 — Sep 251
Round-trip
1 adult, Economy
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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 February or January, booked 55 days in advance, depart on a Friday or Thursday and return on a Wednesday
Cheap flight deals from Atlanta to Pierre Elliott Trudeau Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Atlanta to Pierre Elliott Trudeau IntlExplore 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 August 19, 2026.
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 August 19, 2026.
This FlightHub deal was found by Cheapflights users on 8/17. 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.
Fri 9/117:05 pm -
1 stop12h 00m
Mon 9/148:00 pm -
1 stop10h 45m
Deal found 8/17![WestJet logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 9/117:05 pm -
1 stop12h 00m
Wed 9/168:00 pm -
1 stop10h 45m
Deal found 8/17![WestJet logo]()
$372
This FlightHub deal was found by Cheapflights users on 8/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:05 pm -
1 stop12h 00m
Mon 9/218:00 pm -
1 stop10h 45m
Deal found 8/15![WestJet logo]()
$390
This FlightHub deal was found by Cheapflights users on 8/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/187:05 pm -
1 stop12h 00m
Mon 9/288:00 pm -
1 stop10h 45m
Deal found 8/15![WestJet logo]()
$394
This Kiwi.com deal was found by Cheapflights users on 8/18. 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.
Mon 10/191:30 pm -
2 stops10h 55m
Wed 10/213:15 pm -
1 stop10h 02m
Deal found 8/18![Multiple Airlines logo]()
$398
This Kiwi.com deal was found by Cheapflights users on 8/18. 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.
Wed 9/309:00 pm -
2 stops27h 25m
Wed 10/143:15 pm -
1 stop10h 02m
Deal found 8/18![Multiple Airlines logo]()
$400
This Kiwi.com deal was found by Cheapflights users on 8/17. 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.
Mon 9/217:05 pm -
1 stop12h 00m
Sun 9/275:45 pm -
2 stops21h 01m
Deal found 8/17![Multiple Airlines logo]()
$401
This FlightHub deal was found by Cheapflights users on 8/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:05 pm -
1 stop12h 00m
Tue 10/68:00 pm -
1 stop10h 45m
Deal found 8/14![WestJet logo]()
$402
This Kiwi.com deal was found by Cheapflights users on 8/18. 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 10/1510:51 am -
2 stops13h 34m
Mon 10/193:15 pm -
1 stop10h 02m
Deal found 8/18![Multiple Airlines logo]()
$403
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Wed 9/169:00 pm -
2 stops27h 25m
Tue 9/223:15 pm -
1 stop17h 47m
Deal found 8/19![Multiple Airlines logo]()
$405
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Wed 9/169:00 pm -
2 stops27h 25m
Wed 9/233:15 pm -
1 stop9h 46m
Deal found 8/19![Multiple Airlines logo]()
$406
Best flights from Atlanta to Pierre Elliott Trudeau IntlDiscover carefully curated flight deals from Atlanta 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 August 19, 2026.
Discover carefully curated flight deals from Atlanta 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 August 19, 2026.
This Mytrip deal was found by Cheapflights users on 8/14. 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.
Thu 9/178:15 am -
1 stop15h 30m
Sun 9/206:30 pm -
Nonstop2h 59m
Deal found 8/14![Multiple Airlines logo]()
$546
This Delta deal was found by Cheapflights users on 8/17. 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.
Sun 10/113:00 pm -
Nonstop2h 38m
Thu 10/1512:44 pm -
Nonstop2h 50m
Deal found 8/17![Delta logo]()
$613
This KAYAK deal was found by Cheapflights users on 8/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/127:18 am -
1 stop9h 35m
Wed 9/1612:31 pm -
1 stop9h 40m
Deal found 8/14![American Airlines logo]()
$614
This United Airlines deal was found by Cheapflights users on 8/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/199:50 am -
1 stop9h 55m
Tue 9/291:05 pm -
1 stop11h 18m
Deal found 8/16![United Airlines logo]()
$693
This Delta deal was found by Cheapflights users on 8/18. 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.
Wed 10/79:17 pm -
Nonstop2h 37m
Wed 10/149:30 am -
1 stop9h 02m
Deal found 8/18![Delta logo]()
$639
This Delta deal was found by Cheapflights users on 8/18. 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.
Wed 9/99:15 pm -
Nonstop2h 35m
Tue 9/159:30 am -
1 stop9h 02m
Deal found 8/18![Delta logo]()
$672
This KAYAK deal was found by Cheapflights users on 8/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/129:15 pm -
Nonstop2h 35m
Wed 9/169:30 am -
1 stop7h 58m
Deal found 8/14![Delta logo]()
$705
This Delta deal was found by Cheapflights users on 8/18. 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.
Tue 10/209:17 pm -
Nonstop2h 37m
Thu 11/57:00 am -
Nonstop2h 51m
Deal found 8/18![Delta logo]()
$708
This Delta deal was found by Cheapflights users on 8/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/149:00 am -
Nonstop2h 38m
Mon 10/196:50 pm -
Nonstop3h 02m
Deal found 8/14![Delta logo]()
$708
Last-minute flights from Atlanta to Pierre Elliott Trudeau IntlDiscover last-minute flight deals from Atlanta to Pierre Elliott Trudeau Intl. Data last updated August 19, 2026 and is based on user searches.
Discover last-minute flight deals from Atlanta to Pierre Elliott Trudeau Intl. Data last updated August 19, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 8/17. 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.
Fri 9/117:05 pm -
1 stop12h 00m
Mon 9/148:00 pm -
1 stop10h 45m
Deal found 8/17![WestJet logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 9/117:05 pm -
1 stop12h 00m
Wed 9/168:00 pm -
1 stop10h 45m
Deal found 8/17![WestJet logo]()
$372
This FlightHub deal was found by Cheapflights users on 8/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:05 pm -
1 stop12h 00m
Mon 9/218:00 pm -
1 stop10h 45m
Deal found 8/15![WestJet logo]()
$390
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Wed 9/169:00 pm -
2 stops27h 25m
Tue 9/223:15 pm -
1 stop17h 47m
Deal found 8/19![Multiple Airlines logo]()
$405
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Wed 9/169:00 pm -
2 stops27h 25m
Wed 9/233:15 pm -
1 stop9h 46m
Deal found 8/19![Multiple Airlines logo]()
$406
This FlightHub deal was found by Cheapflights users on 8/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/187:05 pm -
1 stop12h 00m
Mon 9/288:00 pm -
1 stop10h 45m
Deal found 8/15![WestJet logo]()
$394
This Kiwi.com deal was found by Cheapflights users on 8/17. 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.
Mon 9/217:05 pm -
1 stop12h 00m
Sun 9/275:45 pm -
2 stops21h 01m
Deal found 8/17![Multiple Airlines logo]()
$401
This FlightHub deal was found by Cheapflights users on 8/17. 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.
Mon 9/217:05 pm -
1 stop12h 00m
Thu 9/248:00 pm -
1 stop10h 45m
Deal found 8/17![WestJet logo]()
$407
This FlightHub deal was found by Cheapflights users on 8/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:05 pm -
1 stop12h 00m
Mon 9/288:00 pm -
1 stop10h 45m
Deal found 8/14![WestJet logo]()
$409
This FlightHub deal was found by Cheapflights users on 8/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:05 pm -
1 stop12h 00m
Tue 10/68:00 pm -
1 stop10h 45m
Deal found 8/14![WestJet logo]()
$402
This Kiwi.com deal was found by Cheapflights users on 8/18. 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.
Wed 9/309:00 pm -
2 stops27h 25m
Wed 10/143:15 pm -
1 stop10h 02m
Deal found 8/18![Multiple Airlines logo]()
$400
One-way flights from Atlanta to Pierre Elliott Trudeau IntlSearch for one-way flight options from Atlanta to Pierre Elliott Trudeau Intl. Find affordable one-way fares based on user searches. Data last updated August 19, 2026.
Search for one-way flight options from Atlanta to Pierre Elliott Trudeau Intl. Find affordable one-way fares based on user searches. Data last updated August 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 9/1712:37 pm -
2 stops11h 48m
Deal found 8/19![Multiple Airlines logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 10/167:31 am -
2 stops16h 54m
Deal found 8/19![Multiple Airlines logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 10/157:31 am -
2 stops16h 54m
Deal found 8/19![Multiple Airlines logo]()
$151
This Trip.com deal was found by Cheapflights users on 8/17. 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 10/17:20 am -
2 stops17h 05m
Deal found 8/17![Multiple Airlines logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 8/17. 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.
Mon 9/148:20 pm -
3 stops45h 52m
Deal found 8/17![Multiple Airlines logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 8/17. 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 9/156:30 am -
3 stops35h 42m
Deal found 8/17![Multiple Airlines logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 8/17. 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.
Mon 9/211:00 pm -
2 stops11h 25m
Deal found 8/17![Multiple Airlines logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:59 pm -
2 stops27h 26m
Deal found 8/14![Multiple Airlines logo]()
$164
This Kiwi.com deal was found by Cheapflights users on 8/16. 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.
Sun 10/1810:11 am -
2 stops32h 09m
Deal found 8/16![Multiple Airlines logo]()
$168
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 August 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $367 (FlightHub) |
One-way from | $146 (Kiwi.com) |
Popular in | April |
Cheapest in | February |
Average price | $597 |
Good round-trip deal | $578 or less |
Good one-way deal | $462 or less |
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 7,457,451 searches. Data last updated August 19, 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
Cheapest round-trip
AtlantaMontreal
ATL Atlanta Hartsfield-Jackson - YUL Montreal Pierre Elliott Trudeau Intl
ATLYUL
Atlanta Hartsfield-Jackson
Thu 9/17
8:15 am-11:45 pm
1 stop15h 30m
Montreal Pierre Elliott Trudeau Intl
Sun 9/20
6:30 pm-9:29 pm
Nonstop2h 59m
$546
Quickest round-trip
AtlantaMontreal
ATL Atlanta Hartsfield-Jackson - YUL Montreal Pierre Elliott Trudeau Intl
ATLYUL
Atlanta Hartsfield-Jackson
Sun 10/11
3:00 pm-5:38 pm
Nonstop2h 38m
Montreal Pierre Elliott Trudeau Intl
Thu 10/15
12:44 pm-3:34 pm
Nonstop2h 50m
$613
AtlantaMontreal
ATL Atlanta Hartsfield-Jackson - YUL Montreal Pierre Elliott Trudeau Intl
ATLYUL
Atlanta Hartsfield-Jackson
Sat 9/12
7:18 am-4:53 pm
1 stop9h 35m
Montreal Pierre Elliott Trudeau Intl
Wed 9/16
12:31 pm-10:11 pm
1 stop9h 40m
$614
AtlantaMontreal
ATL Atlanta Hartsfield-Jackson - YUL Montreal Pierre Elliott Trudeau Intl
ATLYUL
Atlanta Hartsfield-Jackson
Wed 10/7
9:17 pm-11:54 pm
Nonstop2h 37m
Montreal Pierre Elliott Trudeau Intl
Wed 10/14
9:30 am-6:32 pm
1 stop9h 02m
$639
AtlantaMontreal
ATL Atlanta Hartsfield-Jackson - YUL Montreal Pierre Elliott Trudeau Intl
ATLYUL
Atlanta Hartsfield-Jackson
Wed 9/9
9:15 pm-11:50 pm
Nonstop2h 35m
Montreal Pierre Elliott Trudeau Intl
Tue 9/15
9:30 am-6:32 pm
1 stop9h 02m
$672
AtlantaMontreal
ATL Atlanta Hartsfield-Jackson - YUL Montreal Pierre Elliott Trudeau Intl
ATLYUL
Atlanta Hartsfield-Jackson
Sat 9/19
9:50 am-7:45 pm
1 stop9h 55m
Montreal Pierre Elliott Trudeau Intl
Tue 9/29
1:05 pm-12:23 am
1 stop11h 18m
$693
AtlantaMontreal
ATL Atlanta Hartsfield-Jackson - YUL Montreal Pierre Elliott Trudeau Intl
ATLYUL
Atlanta Hartsfield-Jackson
Sat 9/12
9:15 pm-11:50 pm
Nonstop2h 35m
Montreal Pierre Elliott Trudeau Intl
Wed 9/16
9:30 am-5:28 pm
1 stop7h 58m
$705
AtlantaMontreal
ATL Atlanta Hartsfield-Jackson - YUL Montreal Pierre Elliott Trudeau Intl
ATLYUL
Atlanta Hartsfield-Jackson
Tue 10/20
9:17 pm-11:54 pm
Nonstop2h 37m
Montreal Pierre Elliott Trudeau Intl
Thu 11/5
7:00 am-9:51 am
Nonstop2h 51m
$708
AtlantaMontreal
ATL Atlanta Hartsfield-Jackson - YUL Montreal Pierre Elliott Trudeau Intl
ATLYUL
Atlanta Hartsfield-Jackson
Wed 10/14
9:00 am-11:38 am
Nonstop2h 38m
Montreal Pierre Elliott Trudeau Intl
Mon 10/19
6:50 pm-9:52 pm
Nonstop3h 02m
$708
Cheapest one-way
AtlantaMontreal
ATL Atlanta Hartsfield-Jackson - YUL Montreal Pierre Elliott Trudeau Intl
ATLYUL
Atlanta Hartsfield-Jackson
Thu 9/10
8:59 pm-12:25 am
2 stops27h 26m
$164
Showing 1-10 of 20 resultsSorted by cheapest first
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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- 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 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 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.
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.
ATL-YUL
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
Prices
Airlines
How far ahead should I book a flight from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport?
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 54 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, February is the cheapest month in which you can book a flight from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport (average of $288). Flying from Atlanta to Montreal Pierre Elliott Trudeau Intl Airport in April is currently the most expensive (average of $683). 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 August 19, 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 41% 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 August 15, 2026.
Travelers seeking maximum savings on their Atlanta to Montreal Pierre Elliott Trudeau Intl Airport flight should consider departing on Tuesday evenings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for Atlanta to Montreal Pierre Elliott Trudeau Intl Airport flights
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Cheapflights partnered with top experts to bring you the best recommendations for your Atlanta to Montreal Pierre Elliott Trudeau Intl Airport trip
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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 August 19, 2026.
See what other customers who have flown with Delta,WestJet, andAir Canada from Atlanta to Montreal Pierre Elliott Trudeau 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.
Food
7.2
Overall
7.8
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Food
7.2
Overall
7.8
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Food
7.2
Overall
7.8
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Food
7.2
Overall
7.8
Comfort
7.8
Crew
8.5
Entertainment
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
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.
Traveling 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 locationsLongueuil
Laval
Dorval
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Atlanta and Pierre Elliott Trudeau Intl flights
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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 7,457,451 searches. Data last updated August 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$244 | Average$491 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$268 | Average$527 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$333 | Average$672 | FlexibilityNo cancel fee | On-time60% |