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

Austin, TX (AUS) to Atlanta, GA (ATL) flight delay odds

80.7% of 4,544 official scheduled AUS-to-ATL flights arrived on time; 11.4% arrived at least 30 minutes late and 1.4% 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
80.7%arrived on time
11.4%30+ min late
1.4%cancelled
4,544scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late5.7%all scheduled flights
120+ minutes late2.3%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival+3.4 mincompleted flights

Which departure time was most reliable for AUS to ATL?

Among qualifying AUS-to-ATL departure window results, Early morning had the highest on-time rate: 91.2% of 1,256 flights. Evening was lowest at 68.0% across 1,015 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning1,25691.2%4.5%1.3%
Late morning62590.1%4.8%1.6%
Afternoon1,63677.1%13.8%1.1%
Evening1,01568.0%20.2%2.1%

Which weekday was most reliable for AUS to ATL?

Among qualifying AUS-to-ATL weekday results, Wednesday had the highest on-time rate: 86.6% of 627 flights. Sunday was lowest at 72.0% across 682 flights.

DayFlightsOn time30+ minCancelled
Monday68876.7%14.0%2.3%
Tuesday64186.3%8.4%0.6%
Wednesday62786.6%8.1%0.2%
Thursday67782.1%9.7%0.3%
Friday68478.8%13.0%1.5%
Saturday54583.7%8.8%2.6%
Sunday68272.0%17.0%2.6%

Which airline was most reliable for AUS to ATL?

Among qualifying AUS-to-ATL airline results, Delta Air Lines had the highest on-time rate: 84.1% of 3,232 flights. Frontier Airlines was lowest at 50.2% across 275 flights.

AirlineFlightsOn time30+ minCancelled
Delta Air Lines3,23284.1%9.2%1.5%
Southwest Airlines1,03678.0%13.1%0.7%
Frontier Airlines27550.2%31.6%3.6%
American Airlines1100.0%0.0%0.0%

Which month was most reliable for AUS to ATL?

Among qualifying AUS-to-ATL month results, September 2025 had the highest on-time rate: 90.6% of 385 flights. July 2025 was lowest at 70.1% across 412 flights.

MonthFlightsOn time30+ minCancelled
July 202541270.1%22.1%2.4%
August 202540780.6%11.5%1.7%
September 202538590.6%4.4%0.0%
October 202540785.5%7.6%0.0%
November 202537681.9%11.4%1.1%
December 202536780.9%10.4%2.2%
January 202634984.0%8.3%5.2%
February 202633288.3%6.6%0.6%
March 202638175.3%14.4%2.1%
April 202636481.3%10.7%0.3%
May 202638674.1%14.5%1.0%
June 202637877.2%13.8%0.8%

What drove AUS to ATL delay minutes?

Late aircraft was the largest recorded AUS-to-ATL delay category, accounting for 46.0% of 54,646 BTS-attributed delay minutes during July 2025–June 2026.

Airline30.3%
Late aircraft46.0%
National airspace20.5%
Weather3.2%
Security0.0%
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.