Cheap Flights From Atlanta to Indianapolis: Fares, Airlines, and Nonstop Options

The flight from Atlanta (ATL) to Indianapolis (IND) connects two of the Midwest's and the American Southeast's largest economic engines. The ATL to IND flight is in high demand for corporate travelers, sports industry professionals, and vacationers. The route also serves residents of the doughnut counties surrounding Indianapolis, with both nonstop and connecting flight options.

The route connects two of America's most important airports. Hartsfield-Jackson Atlanta International Airport is considered the world's busiest airport by total passenger traffic, and Indianapolis International Airport has earned the title of the Best Airport in North America, as rated by Airports Council International (ACI).

Atlanta (ATL) to Indianapolis (IND) Flight Details

 The busiest days on the ATL-IND route are Mondays and Fridays, mainly due to corporate commuters and weekend leisure travelers. Passengers who want a smooth transition between these two cities should avoid evenings, when traffic is heaviest.

Flight details from Atlanta to Indianapolis are below.

How Much is a Flight from Atlanta to Indianapolis?

All fares in this section come from CheapFlightsFares’ internal fare database, as of October 2026. One-way fares from Atlanta to Indianapolis booked about 30 days in advance start at $75. Nonstop one-way Economy tickets typically cost $94 to $169, and round-trip fares start from $276.

Winter, from November to February, brings one-way fares of $75 to $231. Christmas fares range from $155 to $278. Spring, from March to May, is similar, with one-way fares of $89 to $231.

Summer is the most expensive season overall. From June to August, one-way fares range from $178 to $328, depending on the airline. Overall, even the lowest summer fare is higher than the lowest winter and spring fares. Fares can change depending on demand.

How Long is the Flight from Atlanta to Indianapolis?

Nonstop flights from Atlanta to Indianapolis take one hour 30 minutes to one hour 51 minutes. Connecting flights between IND and ATL take longer, about three and a half hours. Frontier's direct flights take about one hour 51 minutes. In contrast, connecting flights operated by American, Delta, and Southwest take between three hours 25 minutes and three hours 45 minutes. Duration varies depending on layover time and the airline.

Which Airlines Fly from Atlanta (ATL) to Indianapolis (IND)

Southwest Airlines, Frontier, and Delta Air Lines are the three primary US carriers operating nonstop flights from Atlanta to Indianapolis. American and United do not offer direct flights on this route. All major U.S. carriers offer distinct service classes and a wide range of options, including schedule flexibility, baggage and booking freedom, budget flexibility, and global access.

Southwest Airlines

Operating both nonstop and connecting flights, Southwest is Indianapolis's largest carrier by number of destinations. The airline operates a single daily nonstop flight, primarily on Mondays, Thursdays, and Fridays. It takes one hour 30 minutes. It offers more than 150 connecting options weekly, with a total travel time of three hours and 25 minutes. This airline serves an estimated traffic of 2,500 to 3,500 passengers weekly, including both nonstop and connecting services. Southwest operates from the Domestic North Terminal and arrives at Concourse B of Indianapolis Airport.

Delta Air Lines

With its primary global megahub at ATL, Delta operates both direct and connecting flights between IND and ATL. Daily, the airline serves five to eight direct flights, totaling 58 weekly direct services. Delta operates 216 connecting flights between IND and ATL weekly, mostly routing through Detroit.

Nonstop flight take about one hour 26 minutes to one hour 35 minutes, and connecting flights take three hours and 40 minutes. Delta's weekly passenger traffic is estimated at 8,500 to 11,000 on direct ATL to IND services, using mainline Boeing 737 and Airbus A321 aircraft. Delta operates from Concourse A at Indianapolis International Airport.

Frontier Airlines

Serving an estimated 700 to 900 passengers weekly, Frontier is a budget carrier operating three to four nonstop flights from Atlanta to Indianapolis. Travelers can access roughly four direct flights typically on Mondays, Wednesdays, Fridays, and Saturdays. The schedule may vary as per season and demand. A Frontier Airlines nonstop flight lasts one hour 51 minutes. Frontier departs from the Domestic North Terminal at Hartsfield-Jackson, and it lands at Concourse B at Indianapolis Airport.

Atlanta Airports for Indianapolis Flights

Hartsfield-Jackson Atlanta International Airport (ATL) is the only commercial airport serving flights to Indianapolis. ATL operates two main terminal buildings sitting on opposite ends of a single, two-mile-long spine. The Domestic Terminal (West Side) handles all Indianapolis flights for ticketing, check-in, and final baggage claim. Between the two terminals sit seven parallel, vertical gate concourses that operate sequentially, T, A, B, C, D, E, and F, with F serving the International Terminal on the far east side.

Travelers who want to save time can take the Plane Train, which runs underground on a three-mile loop beneath the terminal spine. The automated trains arrive every two minutes, ferrying passengers between concourses at no fee.

You can verify on-site parking information at Hartsfield-Jackson Atlanta International Airport (ATL) using the Atlanta Airport Parking Status portal.
 

Atlanta to Indianapolis Flight FAQs

Which airlines offer nonstop flights between Atlanta and Indianapolis?

Delta Air Lines, Southwest Airlines, and Frontier Airlines are the only three carriers that offer direct, nonstop service on this route.

How far is Atlanta to Indianapolis by plane?

The direct flight path distance between Hartsfield-Jackson Atlanta International Airport (ATL) and Indianapolis International Airport (IND) is approximately 432 miles.

Which terminal or concourse does Delta use at ATL and IND?

Delta Air Lines operates out of the Domestic South Terminal at ATL and arrives at Concourse A at IND.

What are the cheapest days to fly between these two cities?

Mondays, Tuesdays, and Wednesdays are the cheapest days to fly because demand is low.

What are the best airlines flying from Atlanta to Indianapolis?

Delta Air Lines is the best airline for flights between ATL and IND because of its high frequency.

Are There Nonstop Flights from Atlanta to Indianapolis?

Yes, around 42 to 70 nonstop flights operate from ATL to IND per week.

How long is the flight from Atlanta to Indianapolis?

Nonstop flights take about one hour 30 minutes, while connecting flights take three hours and 30 minutes to 24 hours, depending on the airline and layover time.

How much does it cost to fly from Atlanta to Indianapolis?

A nonstop one-way Economy flight from Atlanta to Indianapolis costs between $94 and $169, whereas a round-trip flight starts at $276.