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$96+ 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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — YMQ
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to Montreal are usually found in March or May, booked 80 days in advance, depart on a Monday or Saturday and return on a Thursday

Cheap flight deals from Atlanta to Montreal

Cheapest flights from Atlanta to Montreal
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 February 3, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/1. 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 4/2210:44 pm
ATL
-
YUL
2 stops19h 41m
Multiple Airlines
Sun 4/268:00 am
YUL
-
ATL
1 stop13h 29m
Multiple Airlines
Deal found 2/1$273
This Mytrip deal was found by Cheapflights users on 2/2. 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.
Wed 2/258:47 am
ATL
-
YUL
1 stop7h 35m
Multiple Airlines
Wed 4/156:45 am
YUL
-
ATL
1 stop14h 04m
Multiple Airlines
Deal found 2/2$277
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 3/199:07 am
ATL
-
YUL
1 stop7h 13m
Multiple Airlines
Wed 3/253:50 pm
YUL
-
ATL
2 stops9h 21m
Multiple Airlines
Deal found 2/1$281
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 4/237:00 am
ATL
-
YUL
2 stops11h 25m
Multiple Airlines
Sun 4/268:00 am
YUL
-
ATL
1 stop13h 29m
Multiple Airlines
Deal found 2/1$282
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 3/36:00 am
ATL
-
YUL
2 stops10h 30m
Multiple Airlines
Tue 3/108:00 am
YUL
-
ATL
1 stop13h 25m
Multiple Airlines
Deal found 2/1$283
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 3/125:45 am
ATL
-
YUL
2 stops10h 45m
Multiple Airlines
Mon 3/168:00 am
YUL
-
ATL
1 stop11h 05m
Multiple Airlines
Deal found 2/2$286
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 3/210:40 pm
ATL
-
YUL
2 stops17h 50m
Multiple Airlines
Thu 3/128:00 am
YUL
-
ATL
1 stop13h 28m
Multiple Airlines
Deal found 2/2$288
This Kiwi.com deal was found by Cheapflights users on 2/1. 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 2/198:47 am
ATL
-
YUL
1 stop7h 35m
Multiple Airlines
Sun 2/228:55 am
YUL
-
ATL
2 stops22h 47m
Multiple Airlines
Deal found 2/1$289

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 February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$273
(Kiwi.com)

One-way from

$96
(Trip.com)

Popular in

December

Cheapest in

March

Average price

$424

Good round-trip deal

$562 or less

Good one-way deal

$246 or less
Provider with most accurate pricing for Atlanta Hartsfield-Jackson-Montreal (YMQ) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Atlanta Hartsfield-Jackson-Montreal (YMQ) flights.
Search Deals
From Atlanta Hartsfield-Jackson to Montreal (YMQ)
Search Deals
One-way flight from Atlanta Hartsfield-Jackson to Montreal (YMQ)
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Atlanta Hartsfield-Jackson to Montreal (YMQ).
Search Deals
Price to beat on a one-way flight from Atlanta Hartsfield-Jackson to Montreal (YMQ).
Search Deals

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 February 3, 2026.
Use the filters below to find and compare flights from Atlanta to Montreal that are best for you.

Fly from

Atlanta

Fly to

Montreal

Route

Depart

Return

Price

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Wed 2/25

8:47 am-4:22 pm

1 stop7h 35m

Montreal Pierre Elliott Trudeau Intl

Wed 4/15

6:45 am-8:49 pm

1 stop14h 04m

$277

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Tue 3/24

10:40 pm-4:30 pm

2 stops17h 50m

Montreal Pierre Elliott Trudeau Intl

Sun 3/29

8:00 am-12:33 am

1 stop16h 33m

$305

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Fri 3/20

5:45 am-4:30 pm

2 stops10h 45m

Montreal Pierre Elliott Trudeau Intl

Sun 3/29

8:00 am-12:33 am

1 stop16h 33m

$309

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Mon 3/23

10:40 pm-3:10 pm

2 stops16h 30m

Montreal Pierre Elliott Trudeau Intl

Sun 3/29

8:00 am-12:33 am

1 stop16h 33m

$309

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Mon 3/2

10:51 pm-12:30 am

1 stop25h 39m

Montreal Pierre Elliott Trudeau Intl

Fri 3/6

8:00 am-9:40 pm

1 stop13h 40m

$311

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Fri 3/20

5:45 am-4:30 pm

2 stops10h 45m

Montreal Pierre Elliott Trudeau Intl

Sun 3/22

8:00 am-7:05 pm

1 stop11h 05m

$323

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Fri 3/20

6:40 am-4:20 pm

1 stop9h 40m

Montreal Pierre Elliott Trudeau Intl

Fri 3/27

6:45 am-7:44 am

2 stops24h 59m

$336

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Tue 3/24

5:45 am-3:10 pm

2 stops9h 25m

Montreal Pierre Elliott Trudeau Intl

Wed 5/13

6:55 pm-1:07 am

1 stop6h 12m

$367

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Wed 4/1

6:20 am-4:28 pm

1 stop10h 08m

$96

AtlantaMontreal

ATL - YUL

ATLYUL

Atlanta Hartsfield-Jackson

Wed 3/18

8:10 pm-4:20 pm

1 stop20h 10m

$129

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 18 results
1
2

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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Atlanta-Montreal 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.
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

How far ahead should I book a flight from Atlanta to Montreal?

Use this chart to determine the optimal time to book a round-trip flight from Atlanta to Montreal. Price data was last updated on January 30, 2026.

Booking 80 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 month to book a flight from Atlanta to Montreal?

Currently, April is the cheapest month in which you can book a flight from Atlanta to Montreal (average of $199). Flying from Atlanta to Montreal in November is currently the most expensive (average of $273). 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 February 3, 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 43% on flights from Atlanta to Montreal by exploring options for tickets in the evening.

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 January 31, 2026.

Travelers seeking maximum savings on their Atlanta to Montreal flight should consider departing on Sunday evenings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Atlanta to Montreal

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 February 3, 2026.

The most flights from ATL to YMQ are scheduled on a Friday (23 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (12 on average).

How much does it cost to fly round-trip from Atlanta to Montreal?

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 February 3, 2026.
Peruse reviews from past customers who have flown with Delta, United Airlines, and WestJet 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.
Delta
7.9
Good
8,138 reviews

Food

7.2

Crew

8.5

Comfort

7.9

Entertainment

7.8

Boarding

8.1

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
8,138 reviews
Delta
7.9
Good
8,138 reviews

Food

7.2

Crew

8.5

Comfort

7.9

Entertainment

7.8

Boarding

8.1

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
9,236 reviews
Delta
7.9
Good
8,138 reviews

Food

7.2

Crew

8.5

Comfort

7.9

Entertainment

7.8

Boarding

8.1

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.
WestJet
7.2
Good
3,255 reviews
Delta
7.9
Good
8,138 reviews

Food

7.2

Crew

8.5

Comfort

7.9

Entertainment

7.8

Boarding

8.1

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
10,684 reviews
Delta
7.9
Good
8,138 reviews

Food

7.2

Crew

8.5

Comfort

7.9

Entertainment

7.8

Boarding

8.1

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 Montreal. 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?

    Located just 8.2 mi from the city center, Atlanta Hartsfield-Jackson is the airport most travelers will use when flying to Montreal from Atlanta. Booking flights from Hartsfield-Jackson (ATL) to Montreal should be relatively easy as there are 15 daily outbound flights to Montreal from 4 different airlines.

  • What are the cheapest airlines flying from Atlanta to Montreal round-trip?

    According to our current data, Delta ($216), Air Canada ($237), and United Airlines ($243) offers the cheapest pricing from Atlanta to Montreal. Users have found that Delta is 51% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Atlanta to Montreal one-way?

    One-way options have recently been found by users for as low as $199 on Air Canada. Other airlines that offer cheap prices include Delta from $199 and United Airlines from $258 one-way.

  • What are the most reliable airlines from Atlanta to Montreal?

    The top 3 most reliable airlines when flying from Atlanta to Montreal are Aeromexico (83%), Delta (82%) and WestJet (82%).

  • What are the cheapest flights from Atlanta to Montreal?

    The cheapest flight price from Atlanta to Montreal is $87. On average you can expect to pay $1,052. The most popular route, (Atlanta Hartsfield-Jackson - Montreal Pierre Elliott Trudeau Intl), can usually be booked for $273.

  • Can I find deals for flights from Atlanta to Montreal that include hotel bookings?

    Yes. In addition to deals on Atlanta to Montreal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Atlanta to Montreal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Atlanta to Montreal.

  • Can I find deals for business class flights from Atlanta to Montreal?

    Yes. Cheapflights offers flight deals from Atlanta to Montreal 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?

    Currently, April is the cheapest month in which you can book a flight from Atlanta to Montreal (average of $199). Flying from Atlanta to Montreal in November is currently the most expensive (average of $273). 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

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Top 4 airlines flying from Atlanta to Montreal

Discover the top 4 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 February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$216Average$321FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$237Average$514FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$243Average$300FlexibilityNo cancel feeOn-time69%
WestJetCheapest$384Average$716FlexibilityNo cancel feeOn-time60%

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