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

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

Historically, 87.3% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 2,267 flights.

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

When is this route most reliable?

The same route can behave differently through the day. These are scheduled departure windows, not actual departure times. Small time windows with fewer than 40 flights are withheld.

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%

Weekday comparison

Day-of-week results use at least 30 scheduled flights per row. Look for broad patterns, not tiny percentage differences.

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%

Airline comparison

Marketing-carrier results make codeshare flights easier to compare as travelers buy them. Dedicated route-airline reports require at least 160 flights.

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

Monthly trend

Month-by-month results show whether a twelve-month average hides an unusual period.

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 reported delay minutes?

BTS cause minutes are reported for qualifying delayed flights. These shares describe recorded delay minutes—not the chance that a particular cause will affect your next flight.

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.