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

Milwaukee, WI (MKE) to Atlanta, GA (ATL) flight delay odds

87.3% of 2,267 official scheduled MKE-to-ATL flights arrived on time; 7.1% arrived at least 30 minutes late and 1.9% 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 SIGNALGenerally reliable
87.3%arrived on time
7.1%30+ min late
1.9%cancelled
2,267scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late4.0%all scheduled flights
120+ minutes late1.9%all scheduled flights
Diverted0.4%did not reach as scheduled
Average arrival-6.0 mincompleted flights

Which departure time was most reliable for MKE to ATL?

Among qualifying MKE-to-ATL departure window results, Late morning had the highest on-time rate: 89.6% of 423 flights. Evening was lowest at 84.3% across 370 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning73088.4%7.1%1.5%
Late morning42389.6%5.0%2.8%
Afternoon74486.6%6.7%1.5%
Evening37084.3%10.5%2.4%

Which weekday was most reliable for MKE to ATL?

Among qualifying MKE-to-ATL weekday results, Wednesday had the highest on-time rate: 91.0% of 299 flights. Monday was lowest at 82.5% across 360 flights.

DayFlightsOn time30+ minCancelled
Monday36082.5%9.7%5.0%
Tuesday30290.4%6.3%0.3%
Wednesday29991.0%5.7%0.3%
Thursday32890.9%4.9%0.0%
Friday35687.9%7.0%1.4%
Saturday29686.5%7.1%2.7%
Sunday32683.1%8.9%3.1%

Which airline was most reliable for MKE to ATL?

Among qualifying MKE-to-ATL airline results, Delta Air Lines had the highest on-time rate: 87.9% of 2,205 flights. Frontier Airlines was lowest at 66.1% across 62 flights.

AirlineFlightsOn time30+ minCancelled
Delta Air Lines2,20587.9%6.6%1.9%
Frontier Airlines6266.1%27.4%1.6%

Which month was most reliable for MKE to ATL?

Among qualifying MKE-to-ATL month results, September 2025 had the highest on-time rate: 95.2% of 187 flights. January 2026 was lowest at 78.1% across 169 flights.

MonthFlightsOn time30+ minCancelled
July 202519987.4%5.0%0.5%
August 202519889.9%6.6%1.0%
September 202518795.2%2.7%0.0%
October 202520194.0%4.0%0.0%
November 202517684.7%9.7%1.7%
December 202518378.7%13.1%3.3%
January 202616978.1%11.8%5.3%
February 202616290.7%6.2%0.0%
March 202618281.9%9.9%6.6%
April 202619389.6%4.7%2.6%
May 202621687.0%6.9%1.4%
June 202620189.1%6.5%1.0%

What drove MKE to ATL delay minutes?

Airline was the largest recorded MKE-to-ATL delay category, accounting for 43.2% of 21,747 BTS-attributed delay minutes during July 2025–June 2026.

Airline43.2%
Late aircraft27.4%
National airspace17.1%
Weather12.2%
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.