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

Kansas City, MO (MCI) to Chicago, IL (MDW) flight delay odds

78.0% of 2,097 official scheduled MCI-to-MDW flights arrived on time; 11.1% arrived at least 30 minutes late and 1.1% 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
78.0%arrived on time
11.1%30+ min late
1.1%cancelled
2,097scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late5.2%all scheduled flights
120+ minutes late2.0%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival+5.7 mincompleted flights

Which departure time was most reliable for MCI to MDW?

Among qualifying MCI-to-MDW departure window results, Early morning had the highest on-time rate: 88.2% of 583 flights. Night was lowest at 55.8% across 43 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning58388.2%5.7%0.9%
Late morning38885.1%7.0%0.8%
Afternoon61974.8%11.1%1.1%
Evening46465.7%19.8%1.7%
Night4355.8%27.9%2.3%

Which weekday was most reliable for MCI to MDW?

Among qualifying MCI-to-MDW weekday results, Tuesday had the highest on-time rate: 85.1% of 315 flights. Sunday was lowest at 69.8% across 295 flights.

DayFlightsOn time30+ minCancelled
Monday31774.1%12.9%1.6%
Tuesday31585.1%8.9%1.0%
Wednesday30983.5%8.7%0.6%
Thursday31775.7%10.7%0.6%
Friday31277.2%11.2%1.3%
Saturday23281.0%10.3%1.7%
Sunday29569.8%14.9%1.4%

Which airline was most reliable for MCI to MDW?

Only Southwest Airlines met the MCI-to-MDW airline threshold: 78.0% of 2,097 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines2,09778.0%11.1%1.1%

Which month was most reliable for MCI to MDW?

Among qualifying MCI-to-MDW month results, February 2026 had the highest on-time rate: 88.3% of 137 flights. July 2025 was lowest at 69.5% across 203 flights.

MonthFlightsOn time30+ minCancelled
July 202520369.5%15.3%2.0%
August 202518975.7%11.1%2.1%
September 202517883.7%6.2%0.0%
October 202519877.8%10.6%0.0%
November 202515781.5%7.6%3.2%
December 202516577.6%12.1%0.0%
January 202615286.2%7.2%0.0%
February 202613788.3%4.4%0.7%
March 202617473.0%16.7%4.0%
April 202617282.6%9.3%0.6%
May 202617774.0%14.1%0.0%
June 202619572.3%15.4%1.0%

What drove MCI to MDW delay minutes?

Late aircraft was the largest recorded MCI-to-MDW delay category, accounting for 54.8% of 21,802 BTS-attributed delay minutes during July 2025–June 2026.

Airline25.1%
Late aircraft54.8%
National airspace17.2%
Weather2.9%
Security0.1%
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.