Cheap flights from Atlanta to Miami from $40

The month of January is, on average, the cheapest month to fly to Miami from Atlanta, with most prices found around $136. If you are unable to visit Miami during the month of January, then departing from Atlanta during the month March is also very affordable. Most momondo users find prices during this month for around $142.

The cheapest day to depart from Atlanta to Miami is on a Saturday when prices can be found for as low as $261. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Miami on Tuesday is $417.

In the evening is the cheapest time of day to fly from Atlanta to Miami when you can find flight prices for as low as $199. Flying to Miami in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the afternoon because they tend to be around $355. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Atlanta Hartsfield-Jackson to Miami for the best Atlanta Hartsfield-Jackson - Miami flight prices

You are more likely to see cheaper flights to Miami from Atlanta when booking weeks ahead of your departure date. In general, you can expect to find flights to Miami for around $180 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Miami from Atlanta for as low as $144 on momondo.

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

Southwest and Delta are the most popular carriers operating from Atlanta Hartsfield-Jackson to Miami

Frontier, Delta and American Airlines are the top three most popular airlines that fly to Miami from Atlanta according to our data. Frontier is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Miami. Keep in mind that there are 7 different airlines that fly to Miami on a routine basis, so you have a few additional options to choose from.

Historically, on average around 18% of flights between Atlanta and Miami have experienced a delay on any given week. The average delay length over the past 12 months has been 132 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Wednesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, American Airlines have had the least number of delays on this route over the last 12 months; with about 16% of their flights experiencing any sort of delay.

The number of flights available between Atlanta and Miami is 56 per day as of August 2026. The most frequent departure time is 9:00AM, with 36% of daily flights leaving in the afternoon.

The number of flights available between Atlanta and Miami is 398 per week as of August 2026. The most frequent departure day is Sun, with 20% of weekly flights leaving on this day.