BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
ATL→IND

Atlanta, GA (ATL) to Indianapolis, IN (IND) flight delay odds

81.5% of 3,190 official scheduled ATL-to-IND flights arrived on time; 10.4% arrived at least 30 minutes late and 1.3% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALLower disruption
81.5%arrived on time
10.4%30+ min late
1.3%cancelled
3,190scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late5.1%all scheduled flights
120+ minutes late1.7%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival+3.7 mincompleted flights

Which departure time was most reliable for ATL to IND?

Among qualifying ATL-to-IND departure window results, Early morning had the highest on-time rate: 89.2% of 507 flights. Evening was lowest at 76.7% across 674 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning50789.2%4.3%2.4%
Late morning64885.3%8.8%1.7%
Afternoon91779.7%11.5%0.8%
Evening67476.7%14.5%1.2%
Night44477.9%11.3%1.1%

Which weekday was most reliable for ATL to IND?

Among qualifying ATL-to-IND weekday results, Wednesday had the highest on-time rate: 87.3% of 418 flights. Monday was lowest at 78.0% across 510 flights.

DayFlightsOn time30+ minCancelled
Monday51078.0%11.6%1.0%
Tuesday42783.8%10.8%0.7%
Wednesday41887.3%5.7%0.2%
Thursday47180.0%10.8%0.4%
Friday50481.5%10.7%1.0%
Saturday38781.1%11.9%3.1%
Sunday47379.5%11.0%3.2%

Which airline was most reliable for ATL to IND?

Among qualifying ATL-to-IND airline results, Delta Air Lines had the highest on-time rate: 82.6% of 2,711 flights. Frontier Airlines was lowest at 67.4% across 141 flights.

AirlineFlightsOn time30+ minCancelled
Delta Air Lines2,71182.6%9.6%1.5%
Southwest Airlines33078.8%11.5%0.6%
Frontier Airlines14167.4%22.7%0.7%
Spirit Airlines771.4%14.3%0.0%
American Airlines10.0%100.0%0.0%

Which month was most reliable for ATL to IND?

Among qualifying ATL-to-IND month results, September 2025 had the highest on-time rate: 91.0% of 278 flights. July 2025 was lowest at 72.9% across 303 flights.

MonthFlightsOn time30+ minCancelled
July 202530372.9%18.2%0.3%
August 202529485.4%7.8%1.7%
September 202527891.0%5.0%0.0%
October 202529486.1%7.8%0.0%
November 202524983.5%8.4%2.0%
December 202525774.3%16.0%1.2%
January 202624777.7%11.7%5.3%
February 202623082.6%9.1%0.4%
March 202626174.3%16.9%2.3%
April 202625685.9%5.5%1.6%
May 202625781.3%7.8%1.6%
June 202626482.2%10.2%0.4%

What drove ATL to IND delay minutes?

Airline was the largest recorded ATL-to-IND delay category, accounting for 43.3% of 30,802 BTS-attributed delay minutes during July 2025–June 2026.

Airline43.3%
Late aircraft37.8%
National airspace16.0%
Weather2.8%
Security0.2%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.