Cheap flights from Montreal to Atlanta from C$ 274

If you aren’t able to travel during the month of March, then book flights to Atlanta from Montreal during July instead. Flights to Atlanta in July, while not as cheap as those in March, still average around C$ 223.

On average, the least expensive day to fly to Atlanta from Montreal is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as C$ 754. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Montreal to Atlanta on a Sunday will generally be more expensive and average around C$ 865. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

The cheapest time of day to fly to Atlanta is in the evening when flights can be purchased for as low as C$ 576. Flights to Atlanta are more costly at noon, with an average ticket price of C$ 873. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Montreal Pierre Elliott Trudeau Intl to Atlanta Hartsfield-Jackson for the best Montreal - Atlanta Hartsfield-Jackson flight prices

You are more likely to see cheaper flights to Atlanta from Montreal when booking weeks ahead of your departure date. In general, you can expect to find flights to Atlanta for around C$ 718 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Atlanta from Montreal for as low as C$ 463 on momondo.

There are 4 cabin classes available to choose from on Montreal to Atlanta flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between Montreal to Atlanta.

As of July 2026, prices for Montreal to Atlanta flights are approximately 2% more expensive when compared to flights at the same time last year.

Philadelphia (PHL) was the most common stop: 80% of momondo users choosing one-stop flights on this route connected there.

Flights via Chicago (ORD) offer the lowest average round-trip price of C$ 754.

Flights connecting via Philadelphia (PHL) have the shortest average one-way travel time: 9h 03m.

Philadelphia (PHL) has the shortest average layover time for this route: 3h 13m.

The number of flights available between Montreal and Atlanta is 9 per day as of July 2026. The most frequent departure time is 7:00a.m., with 47% of daily flights leaving at noon.

The number of flights available between Montreal and Atlanta is 64 per week as of July 2026. The most frequent departure day is Mon, with 27% of weekly flights leaving on this day.