Cheap flights from Atlanta to Montreal from $102

The cheapest month to fly to Montreal from Atlanta is in April. Flight prices, which tend to average around $278, are often lower during this time because this is during the off-season. If you are unable to visit Montreal during the month of April, then departing from Atlanta during the month January is also very affordable. Most momondo users find prices during this month for around $302.

The cheapest day to depart from Atlanta to Montreal is on a Monday when prices can be found for as low as $871. Flights from Atlanta to Montreal on a Sunday will generally be more expensive and average around $1,062. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our most recent data shows that the best time of day to fly to Montreal is in the evening. Flights from Atlanta to Montreal during this time can be as low as $557. In the morning is when there is more demand to fly to Montreal, so prices are often more expensive at around $971 per ticket.

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

You are more likely to see cheaper flights to Montreal from Atlanta when booking weeks ahead of your departure date. In general, you can expect to find flights to Montreal for around $443 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montreal from Atlanta for as low as $331 on momondo.

There are 3 cabin classes available to choose from on Atlanta Hartsfield-Jackson to Montreal flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 19% on your flight if you consider stops on a Atlanta to Montreal flight.

As of February 2026, prices for Atlanta to Montreal flights are approximately 10% more expensive when compared to flights at the same time last year.

The number of flights available between Atlanta and Montreal is 16 per day as of February 2026. The most frequent departure time is 9:00PM, with 40% of daily flights leaving in the afternoon.

The number of flights available between Atlanta and Montreal is 113 per week as of February 2026. The most frequent departure day is Fri, with 17% of weekly flights leaving on this day.