$153+ Cheap flights from Atlanta (ATL) to Montreal (YMQ)
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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — YMQ
Sep 17 — Sep 241
Round-trip
1 adult, Economy
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Find cheap flights from Atlanta to Montreal 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 are usually found in January or September, booked 59 days in advance, depart on a Friday or Thursday and return on a Wednesday
Cheap flight deals from Atlanta to Montreal
Cheapest
Best
Last-minute
One-way
Cheapest flights from Atlanta to MontrealExplore the most affordable flight options available from Atlanta to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2026.
Explore the most affordable flight options available from Atlanta to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 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 8/14. 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]()
$384
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 8/17. 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 8/13. 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 9/257:05 pm -
1 stop12h 00m
Sun 10/45:45 pm -
2 stops26h 09m
Deal found 8/13![Multiple Airlines logo]()
$404
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.
Wed 9/232:25 pm -
1 stop16h 40m
Mon 9/288:00 pm -
1 stop10h 45m
Deal found 8/17![WestJet logo]()
$406
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 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.
Thu 9/108:59 pm -
2 stops27h 26m
Mon 9/148:00 pm -
1 stop10h 45m
Deal found 8/17![Multiple Airlines logo]()
$409
Best flights from Atlanta to MontrealDiscover carefully curated flight deals from Atlanta to Montreal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 18, 2026.
Discover carefully curated flight deals from Atlanta to Montreal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 18, 2026.
This Delta deal was found by Cheapflights users on 8/13. 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.
Thu 11/1211:08 am -
1 stop4h 50m
Mon 11/167:00 am -
Nonstop3h 02m
Deal found 8/13![Delta logo]()
$595
This United Airlines deal was found by Cheapflights users on 8/13. 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 9/267:11 pm -
1 stop16h 49m
Wed 9/306:10 am -
1 stop9h 25m
Deal found 8/13![United Airlines logo]()
$663
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 United Airlines 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 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 8/14![United Airlines logo]()
$690
This Delta 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 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 8/16![Delta logo]()
$639
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.
Fri 9/119:15 pm -
Nonstop2h 35m
Wed 9/1612:44 pm -
Nonstop2h 44m
Deal found 8/17![Delta logo]()
$641
This Delta deal was found by Cheapflights users on 8/13. 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
Sun 9/137:00 am -
Nonstop2h 45m
Deal found 8/13![Delta logo]()
$673
This Delta deal was found by Cheapflights users on 8/13. 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 9/89:15 pm -
Nonstop2h 35m
Sun 9/137:00 am -
Nonstop2h 45m
Deal found 8/13![Delta logo]()
$673
This Delta deal was found by Cheapflights users on 8/13. 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 9/67:00 am -
1 stop6h 39m
Sun 9/137:00 am -
Nonstop2h 45m
Deal found 8/13![Delta logo]()
$682
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.
Fri 10/309:00 am -
Nonstop2h 38m
Sun 11/157:00 am -
Nonstop3h 02m
Deal found 8/14![Delta logo]()
$708
Last-minute flights from Atlanta to MontrealDiscover last-minute flight deals from Atlanta to Montreal. Data last updated August 18, 2026 and is based on user searches.
Discover last-minute flight deals from Atlanta to Montreal. Data last updated August 18, 2026 and is based on user searches.
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.
Thu 9/108:59 pm -
2 stops27h 26m
Mon 9/148:00 pm -
1 stop10h 45m
Deal found 8/17![Multiple Airlines logo]()
$409
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 8/17. 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 8/17. 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.
Wed 9/232:25 pm -
1 stop16h 40m
Mon 9/288:00 pm -
1 stop10h 45m
Deal found 8/17![WestJet logo]()
$406
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]()
$384
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 9/257:05 pm -
1 stop12h 00m
Sun 10/45:45 pm -
2 stops26h 09m
Deal found 8/13![Multiple Airlines logo]()
$404
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
One-way flights from Atlanta to MontrealSearch for one-way flight options from Atlanta to Montreal. Find affordable one-way fares based on user searches. Data last updated August 18, 2026.
Search for one-way flight options from Atlanta to Montreal. Find affordable one-way fares based on user searches. Data last updated August 18, 2026.
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 8/13. 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
Deal found 8/13![Multiple Airlines logo]()
$155
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 9/108:20 pm -
3 stops24h 52m
Deal found 8/14![Multiple Airlines logo]()
$158
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 10/158:59 pm -
2 stops21h 21m
Deal found 8/14![Multiple Airlines logo]()
$163
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 Montreal
Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) to Montreal (YMQ). 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 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $367 (FlightHub) |
One-way from | $153 (Trip.com) |
Popular in | July |
Cheapest in | January |
Average price | $617 |
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 Montreal 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 August 18, 2026.
Use the filters below to find and compare flights from Atlanta to Montreal 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 11/12
11:08 am-3:58 pm
1 stop4h 50m
Montreal Pierre Elliott Trudeau Intl
Mon 11/16
7:00 am-10:02 am
Nonstop3h 02m
$595
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
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
Quickest round-trip
AtlantaMontreal
ATL Atlanta Hartsfield-Jackson - YUL Montreal Pierre Elliott Trudeau Intl
ATLYUL
Atlanta Hartsfield-Jackson
Fri 9/11
9:15 pm-11:50 pm
Nonstop2h 35m
Montreal Pierre Elliott Trudeau Intl
Wed 9/16
12:44 pm-3:28 pm
Nonstop2h 44m
$641
AtlantaMontreal
ATL Atlanta Hartsfield-Jackson - YUL Montreal Pierre Elliott Trudeau Intl
ATLYUL
Atlanta Hartsfield-Jackson
Sat 9/26
7:11 pm-12:00 pm
1 stop16h 49m
Montreal Pierre Elliott Trudeau Intl
Wed 9/30
6:10 am-3:35 pm
1 stop9h 25m
$663
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
Sun 9/13
7:00 am-9:45 am
Nonstop2h 45m
$673
AtlantaMontreal
ATL Atlanta Hartsfield-Jackson - YUL Montreal Pierre Elliott Trudeau Intl
ATLYUL
Atlanta Hartsfield-Jackson
Tue 9/8
9:15 pm-11:50 pm
Nonstop2h 35m
Montreal Pierre Elliott Trudeau Intl
Sun 9/13
7:00 am-9:45 am
Nonstop2h 45m
$673
AtlantaMontreal
ATL Atlanta Hartsfield-Jackson - YUL Montreal Pierre Elliott Trudeau Intl
ATLYUL
Atlanta Hartsfield-Jackson
Sun 9/6
7:00 am-1:39 pm
1 stop6h 39m
Montreal Pierre Elliott Trudeau Intl
Sun 9/13
7:00 am-9:45 am
Nonstop2h 45m
$682
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
$690
AtlantaMontreal
ATL Atlanta Hartsfield-Jackson - YUL Montreal Pierre Elliott Trudeau Intl
ATLYUL
Atlanta Hartsfield-Jackson
Fri 10/30
9:00 am-11:38 am
Nonstop2h 38m
Montreal Pierre Elliott Trudeau Intl
Sun 11/15
7:00 am-10:02 am
Nonstop3h 02m
$708
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Atlanta to Montreal
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 Montreal 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 Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Atlanta-Montreal flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Atlanta-Montreal flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Atlanta-Montreal flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Atlanta-Montreal 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 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 Montreal
Have a flexible travel schedule? Discover the best time to fly to Montreal from Atlanta with our price prediction graph.
ATL-YMQ
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
ATL-YMQ
ATL-YUL
What is the cheapest month to book a flight from Atlanta to Montreal?
Currently, January is the cheapest month in which you can book a flight from Atlanta to Montreal (average of $302). Flying from Atlanta to Montreal in April is currently the most expensive (average of $634). 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 YMQ?
Find hourly flight availability from Atlanta to Montreal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 18, 2026.
Unlike at noon, when flights are generally more expensive, you can save up to 41% on flights from Atlanta to Montreal by exploring options for tickets in the evening.
Weekly flight availability from Atlanta to Montreal
Explore weekly flight availability from Atlanta to Montreal. 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 August 18, 2026.
The most flights from ATL to YMQ are scheduled on a Monday (16 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (6 on average).
How much does it cost to fly round-trip from Atlanta to Montreal?
Airfare is typical for this route at the moment.
Atlanta to Montreal flights typically cost between $321 and $722 in September.The cheapest round-trip price found within the last 5 days was $367 on WestJet (Sep 11-Sep 14).
How far ahead should I book a flight from Atlanta to Montreal?
Booking 73 days in advance of your planned departure date is, on average, the best time to get cheap flights from Atlanta to Montreal. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest day to fly from Atlanta to Montreal?
Use this chart to determine the cheapest time to fly round-trip from Atlanta to Montreal. Price data was last updated on August 15, 2026.
Travelers seeking maximum savings on their Atlanta to Montreal 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.
Reviews of airlines servicing Montreal
Get insights into the airlines that provide service to Montreal. 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 Montreal. Reviews last updated August 18, 2026.
Peruse reviews from past customers who have flown with Delta,WestJet, andAir Canada from Atlanta to Montreal to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.8
Comfort
7.8
Entertainment
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Overall
7.8
Comfort
7.8
Entertainment
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Overall
7.8
Comfort
7.8
Entertainment
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Overall
7.8
Comfort
7.8
Entertainment
7.8
Boarding
8.1
Crew
8.5
Food
7.2
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 Montreal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Other flights to Montreal
Explore flights to Montreal departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 18, 2026.
Atlanta and Montreal flights
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Top 3 airlines flying from Atlanta to Montreal
Discover the top 3 airlines that operate flights from Atlanta to Montreal. 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 August 18, 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% |