Roughly 88% of DL1560 flights run according to scheduled times — so if you’ll be up in the air between Indianapolis Airport and Hartsfield-Jackson Atlanta Intl. Airport (ATL), you can kick back knowing that you’ll touch down at your destination as quickly as possible. If this Delta journey encounters a delay, the average wait time is approximately 39 minutes. Thanks to the airline’s exceptional service, this route has a star rating of 2.75.