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

Chicago, IL (MDW) to Columbus, OH (CMH) flight delay odds

80.0% of 1,247 official scheduled MDW-to-CMH flights arrived on time; 10.6% arrived at least 30 minutes late and 1.5% 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
80.0%arrived on time
10.6%30+ min late
1.5%cancelled
1,247scheduled 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 late2.1%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival+3.6 mincompleted flights

Which departure time was most reliable for MDW to CMH?

Among qualifying MDW-to-CMH departure window results, Early morning had the highest on-time rate: 93.2% of 148 flights. Night was lowest at 58.2% across 98 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning14893.2%3.4%0.0%
Late morning26188.1%6.5%1.5%
Afternoon35680.3%10.1%1.7%
Evening38474.7%12.2%1.6%
Night9858.2%27.6%3.1%

Which weekday was most reliable for MDW to CMH?

Among qualifying MDW-to-CMH weekday results, Tuesday had the highest on-time rate: 88.5% of 183 flights. Monday was lowest at 73.7% across 186 flights.

DayFlightsOn time30+ minCancelled
Monday18673.7%11.8%2.7%
Tuesday18388.5%8.7%0.0%
Wednesday17585.7%7.4%1.1%
Thursday18476.1%9.8%1.6%
Friday18879.3%10.1%0.5%
Saturday13881.9%13.0%2.9%
Sunday19376.2%13.5%2.1%

Which airline was most reliable for MDW to CMH?

Only Southwest Airlines met the MDW-to-CMH airline threshold: 80.0% of 1,247 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines1,24780.0%10.6%1.5%

Which month was most reliable for MDW to CMH?

Among qualifying MDW-to-CMH month results, September 2025 had the highest on-time rate: 91.4% of 116 flights. July 2025 was lowest at 71.0% across 131 flights.

MonthFlightsOn time30+ minCancelled
July 202513171.0%19.8%0.8%
August 202511983.2%11.8%0.0%
September 202511691.4%6.0%0.0%
October 202511975.6%8.4%0.0%
November 202510379.6%9.7%4.9%
December 202510477.9%15.4%0.0%
January 20268984.3%7.9%5.6%
February 20268384.3%7.2%1.2%
March 20268976.4%15.7%4.5%
April 20268985.4%1.1%1.1%
May 20269278.3%9.8%0.0%
June 202611376.1%10.6%1.8%

What drove MDW to CMH delay minutes?

Late aircraft was the largest recorded MDW-to-CMH delay category, accounting for 54.6% of 12,424 BTS-attributed delay minutes during July 2025–June 2026.

Airline31.2%
Late aircraft54.6%
National airspace11.4%
Weather1.2%
Security1.6%
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.