Cheap flights from Indianapolis to Atlanta from $18

The month of April is, on average, the cheapest month to fly to Atlanta from Indianapolis, with most prices found around $148. If you aren’t able to travel to Atlanta during the month of April, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $152.

Our data shows that Friday is the least expensive day to fly to Atlanta. Tickets to fly out on this day can be as low as $354. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Atlanta on Sunday is $568.

The cheapest time of day to fly to Atlanta is in the evening when flights can be purchased for as low as $273. Flights to Atlanta are more costly at noon, with an average ticket price of $570. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Atlanta from Indianapolis when booking weeks ahead of your departure date. In general, you can expect to find flights to Atlanta for around $203 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Atlanta from Indianapolis for as low as $127 on momondo.

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

Southwest is the most popular carrier operating from Indianapolis to Atlanta Hartsfield-Jackson

Delta, Frontier and Southwest are the top three most popular airlines that fly to Atlanta from Indianapolis according to our data. Delta is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Atlanta. Keep in mind that there are 6 different airlines that fly to Atlanta on a routine basis, so you have a few additional options to choose from.

As of October 2026, there are 16 flights per day flying from Indianapolis to Atlanta. The most common time of day flights depart is 6:00PM, with 34% of flights taking off in the afternoon.

The number of flights available between Indianapolis and Atlanta is 116 per week as of October 2026. The most frequent departure day is Wed, with 37% of weekly flights leaving on this day.