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Cheap flights from Montreal to Atlanta from C$ 170

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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — ATL
20 Feb — 27 Feb1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Montreal to Atlanta Hartsfield-Jackson are usually found in April or November, booked 69 days in advance, depart on a Friday or Thursday and return on a Monday

Cheap flight deals from Montreal to Atlanta

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to Atlanta
Explore the most affordable flight options available from Montreal to Atlanta. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 January 2026.

Mon 30/38:00 a.m.
YUL
-
ATL
1 stop15h 59m
Multiple Airlines
Sun 12/410:45 p.m.
ATL
-
YUL
1 stop25h 45m
Multiple Airlines
Deal found 19/1C$ 384
Wed 11/28:00 a.m.
YUL
-
ATL
1 stop11h 16m
Multiple Airlines
Sat 14/210:40 p.m.
ATL
-
YUL
2 stops17h 50m
Multiple Airlines
Deal found 20/1C$ 390
Wed 18/28:00 a.m.
YUL
-
ATL
1 stop13h 25m
Multiple Airlines
Wed 25/26:00 a.m.
ATL
-
YUL
1 stop15h 25m
Multiple Airlines
Deal found 19/1C$ 398
Wed 28/16:45 a.m.
YUL
-
ATL
2 stops12h 31m
Multiple Airlines
Tue 14/411:00 a.m.
ATL
-
YUL
1 stop13h 30m
Multiple Airlines
Deal found 19/1C$ 402
Tue 27/16:45 a.m.
YUL
-
ATL
2 stops12h 27m
Multiple Airlines
Tue 14/411:00 a.m.
ATL
-
YUL
1 stop13h 30m
Multiple Airlines
Deal found 19/1C$ 406
Sun 22/28:00 a.m.
YUL
-
ATL
1 stop12h 11m
Multiple Airlines
Thu 26/28:47 a.m.
ATL
-
YUL
1 stop7h 35m
Multiple Airlines
Deal found 20/1C$ 411
Sun 12/45:25 p.m.
YUL
-
ATL
2 stops14h 15m
Multiple Airlines
Tue 14/48:21 p.m.
ATL
-
YUL
1 stop18h 49m
Multiple Airlines
Deal found 21/1C$ 412
Wed 18/26:45 a.m.
YUL
-
ATL
2 stops14h 55m
Multiple Airlines
Sun 22/210:46 p.m.
ATL
-
YUL
1 stop25h 44m
Multiple Airlines
Deal found 21/1C$ 416
Wed 28/16:45 a.m.
YUL
-
ATL
2 stops12h 27m
Multiple Airlines
Wed 15/45:25 a.m.
ATL
-
YUL
1 stop9h 45m
Multiple Airlines
Deal found 19/1C$ 418

Find flight deals from Montreal to Atlanta

Discover tips and strategies to find the most affordable flight options for your journey from Montreal (YMQ) to Atlanta (ATL). 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 21 January 2026.

Round-trip from

C$ 384

One-way from

C$ 170

Popular in

December

Cheapest in

April

Average price

C$ 716

Good round-trip deal

C$ 562 or less

Good one-way deal

C$ 408 or less
30/3-12/4
  • 30/3-12/4
  • 2 total stops
  • 41h 44m total
  • Montreal to Atlanta
Search Deals
9/2
  • 9/2
  • 1 total stop
  • 11h 16m total
  • Montreal to Atlanta
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 35 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Montreal (YMQ) to Atlanta Hartsfield-Jackson.
Search Deals
Price to beat on a one-way flight from Montreal (YMQ) to Atlanta Hartsfield-Jackson.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal to Atlanta 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 21 January 2026.
Use the filters below to find and compare flights from Montreal to Atlanta that are best for you.

Fly from

Montreal

Fly to

Atlanta

Route

Depart

Return

Price

MontrealAtlanta

YUL - ATL

YULATL

Montreal Pierre Elliott Trudeau Intl

Thu 19/2

6:45 a.m.-3:24 p.m.

2 stops8h 39m

Atlanta Hartsfield-Jackson

Wed 25/2

10:44 p.m.-4:22 p.m.

1 stop17h 38m

C$ 418

MontrealAtlanta

YUL - ATL

YULATL

Montreal Pierre Elliott Trudeau Intl

Wed 4/2

6:45 a.m.-11:08 p.m.

2 stops16h 23m

Atlanta Hartsfield-Jackson

Sat 7/2

4:27 p.m.-12:30 a.m.

1 stop8h 03m

C$ 419

MontrealAtlanta

YUL - ATL

YULATL

Montreal Pierre Elliott Trudeau Intl

Wed 18/2

8:00 a.m.-4:34 p.m.

1 stop8h 34m

Atlanta Hartsfield-Jackson

Wed 25/2

7:38 a.m.-4:22 p.m.

1 stop8h 44m

C$ 420

MontrealAtlanta

YUL - ATL

YULATL

Montreal Pierre Elliott Trudeau Intl

Tue 10/2

7:25 p.m.-3:32 p.m.

1 stop20h 07m

Atlanta Hartsfield-Jackson

Sat 14/2

9:20 p.m.-4:30 p.m.

2 stops19h 10m

C$ 429

MontrealAtlanta

YUL - ATL

YULATL

Montreal Pierre Elliott Trudeau Intl

Mon 2/2

8:00 a.m.-10:24 a.m.

1 stop26h 24m

Atlanta Hartsfield-Jackson

Thu 5/2

10:56 p.m.-12:30 a.m.

1 stop25h 34m

C$ 447

MontrealAtlanta

YUL - ATL

YULATL

Montreal Pierre Elliott Trudeau Intl

Thu 16/4

5:25 p.m.-8:34 a.m.

2 stops15h 09m

Atlanta Hartsfield-Jackson

Mon 27/4

5:25 a.m.-4:28 p.m.

1 stop11h 03m

C$ 449

MontrealAtlanta

YUL - ATL

YULATL

Montreal Pierre Elliott Trudeau Intl

Fri 6/3

3:50 p.m.-9:01 a.m.

2 stops17h 11m

Atlanta Hartsfield-Jackson

Fri 13/3

6:00 a.m.-12:30 a.m.

1 stop18h 30m

C$ 476

MontrealAtlanta

YUL - ATL

YULATL

Montreal Pierre Elliott Trudeau Intl

Sat 28/2

4:00 p.m.-12:13 p.m.

3 stops20h 13m

Atlanta Hartsfield-Jackson

Sat 7/3

6:00 a.m.-4:30 p.m.

2 stops10h 30m

C$ 483

MontrealAtlanta

YUL - ATL

YULATL

Montreal Pierre Elliott Trudeau Intl

Thu 12/2

8:00 a.m.-9:42 p.m.

1 stop13h 42m

Atlanta Hartsfield-Jackson

Sun 15/2

6:00 a.m.-4:30 p.m.

2 stops10h 30m

C$ 487

MontrealAtlanta

YUL - ATL

YULATL

Montreal Pierre Elliott Trudeau Intl

Fri 6/2

4:35 p.m.-11:25 p.m.

1 stop6h 50m

Atlanta Hartsfield-Jackson

Mon 16/2

10:40 p.m.-3:15 p.m.

2 stops16h 35m

C$ 514

Flights are sorted by cheapest round-trip flights first.

Deals found on 21/1

Showing 1-10 of 22 results
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Best time to book a flight from Montreal to Atlanta

Have a flexible travel schedule? Discover the best time to fly to Atlanta from Montreal 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 Montreal to Atlanta

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

Use this chart to determine the optimal time to book a round-trip flight from Montreal to Atlanta. Price data was last updated on 16 January 2026.

To ensure you get the cheapest price possible for a flight from Montreal to Atlanta, you should look to book at least 69 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 Montreal to Atlanta?

Currently, October is the cheapest month in which you can book a flight from Montreal to Atlanta (average of C$ 299). Flying from Montreal to Atlanta in July is currently the most expensive (average of C$ 599). 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 YMQ to ATL?

Find hourly flight availability from Montreal to Atlanta. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 January 2026.

When flying from Montreal to Atlanta, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 27% versus a flight at noon.

What is the cheapest day to fly from Montreal to Atlanta?

Use this chart to determine the cheapest time to fly round-trip from Montreal to Atlanta. Price data was last updated on 17 January 2026.

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

Weekly flight availability from Montreal to Atlanta

Explore weekly flight availability from Montreal to Atlanta. 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 21 January 2026.

The most flights from YMQ to ATL are scheduled on a Monday (19 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (13 on average).

What’s the top layover airport for flights from Montreal to Atlanta?

Share of one-stop round-trip flights from Montreal to Atlanta chosen by Cheapflights users in the past 12 months, using the same layover each way.

Philadelphia (PHL) – chosen by Cheapflights users on 25% of one-stop itineraries from Montreal to Atlanta on Cheapflights.

What’s the cheapest layover airport for flights from Montreal to Atlanta?

Average round-trip fare for 1-stop flights from Montreal to Atlanta, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Toronto (YYZ) is the most affordable 1-stop option, with an average round-trip price of C$ 564.

What’s the fastest layover option from Montreal to Atlanta?

Shortest average travel time for 1-stop one-way flights from Montreal to Atlanta, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Toronto (YYZ) have the shortest average one-way travel time for 1-stop routes: 4h 47m.

Which airport typically offers the quickest layover for flights from Montreal to Atlanta?

Average layover duration for 1-stop one-way flights from Montreal to Atlanta, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Philadelphia (PHL) offer the fastest connection on this route, with an average layover time of 0h 50m.

Reviews of airlines servicing Atlanta

Get insights into the airlines that provide service to Atlanta. 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 Atlanta. Reviews last updated 21 January 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andWestJet from Montreal to Atlanta by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,086 reviews
Check prices

Boarding

8.1

Comfort

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,086 reviews
Delta
7.9
Good
8,086 reviews
Check prices

Boarding

8.1

Comfort

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,190 reviews
Delta
7.9
Good
8,086 reviews
Check prices

Boarding

8.1

Comfort

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
WestJet
7.2
Good
3,247 reviews
Delta
7.9
Good
8,086 reviews
Check prices

Boarding

8.1

Comfort

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air Canada
7.1
Good
10,644 reviews
Delta
7.9
Good
8,086 reviews
Check prices

Boarding

8.1

Comfort

7.9

Crew

8.5

Food

7.2

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Montreal to Atlanta. 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 into for flights to Atlanta from Montreal?

    If you book a flight to Atlanta from Montreal, you will be flying to Hartsfield-Jackson, which is the city’s only airport. Atlanta Hartsfield-Jackson (ATL) is located 13.2 km from the centre of Atlanta. There are 16 flights from Montreal to Hartsfield-Jackson per day from 4 different airlines.

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

    According to our current data, Delta (C$ 339), Air Canada (C$ 341), and United Airlines (C$ 522) offers the cheapest pricing from Montreal to Atlanta. You may be able to fly from Montreal to Atlanta for 48% less than the average price by searching for these airlines.

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

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at C$ 309. Delta flights start at C$ 318 while deals on Air Canada start at C$ 319 one-way.

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

    No one likes to see their flight delayed. When booking a flight from Montreal to Atlanta consider choosing LATAM Airlines (80%), Scandinavian Airlines (80%) or Aeromexico (79%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Montreal to Atlanta?

    The cheapest flight price from Montreal to Atlanta is C$ 259. On average you can expect to pay C$ 647. The most popular route, (Montreal Pierre Elliott Trudeau Intl - Atlanta Hartsfield-Jackson), can usually be booked for C$ 362.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Montreal to Atlanta 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 Montreal to Atlanta?

    Currently, October is the cheapest month in which you can book a flight from Montreal to Atlanta (average of C$ 299). Flying from Montreal to Atlanta in July is currently the most expensive (average of C$ 599). 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 Atlanta?

Book flights to Atlanta if you plan to visit one of these locations
Snellville
Norcross

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Top 4 airlines flying from Montreal to Atlanta

Discover the top 4 airlines that operate flights from Montreal to Atlanta. 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 21 January 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 339AverageC$ 599FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapestC$ 341AverageC$ 635FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 522AverageC$ 695FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 534AverageC$ 804FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Montreal to Atlanta?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Atlanta from Montreal today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Montreal to Atlanta?

Cheapflights simply makes it quick and affordable to book flights from Montreal to Atlanta by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Montreal to Atlanta with no change fees?

Certainly. Search results for flights to Atlanta from Montreal shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Montreal to Atlanta become cheaper?

Not ready to book yet? You can track prices for flights from Montreal to Atlanta on Cheapflights with our Price Alert feature and get notified when better prices are available.

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