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

Chicago, IL (MDW) to Detroit, MI (DTW) flight delay odds

74.7% of 1,318 official scheduled MDW-to-DTW flights arrived on time; 14.9% arrived at least 30 minutes late and 1.6% 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
74.7%arrived on time
14.9%30+ min late
1.6%cancelled
1,318scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late7.5%all scheduled flights
120+ minutes late2.4%all scheduled flights
Diverted0.1%did not reach as scheduled
Average arrival+8.0 mincompleted flights

Which departure time was most reliable for MDW to DTW?

Among qualifying MDW-to-DTW departure window results, Early morning had the highest on-time rate: 88.0% of 142 flights. Night was lowest at 53.2% across 77 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning14288.0%7.0%0.0%
Late morning34286.0%6.7%1.2%
Afternoon30871.4%15.9%1.6%
Evening44967.9%19.8%2.2%
Night7753.2%32.5%2.6%

Which weekday was most reliable for MDW to DTW?

Among qualifying MDW-to-DTW weekday results, Tuesday had the highest on-time rate: 79.1% of 196 flights. Sunday was lowest at 71.3% across 188 flights.

DayFlightsOn time30+ minCancelled
Monday19173.3%15.7%1.0%
Tuesday19679.1%13.8%1.5%
Wednesday19377.7%14.5%0.5%
Thursday19274.0%13.5%2.1%
Friday19172.8%14.1%2.1%
Saturday16774.9%16.8%1.2%
Sunday18871.3%16.0%2.7%

Which airline was most reliable for MDW to DTW?

Among qualifying MDW-to-DTW airline results, SkyWest Airlines had the highest on-time rate: 84.9% of 265 flights. Southwest Airlines was lowest at 72.2% across 1,053 flights.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines1,05372.2%15.5%1.9%
SkyWest Airlines26584.9%12.5%0.4%

Which month was most reliable for MDW to DTW?

Among qualifying MDW-to-DTW month results, September 2025 had the highest on-time rate: 87.3% of 150 flights. June 2026 was lowest at 57.0% across 86 flights.

MonthFlightsOn time30+ minCancelled
July 202515366.0%24.2%2.0%
August 202515974.8%18.2%1.9%
September 202515087.3%6.7%0.0%
October 202515485.1%8.4%0.0%
November 20259984.8%6.1%6.1%
December 20258966.3%15.7%0.0%
January 20268675.6%11.6%3.5%
February 20268073.8%12.5%0.0%
March 20268964.0%22.5%5.6%
April 20268679.1%9.3%0.0%
May 20268771.3%18.4%0.0%
June 20268657.0%26.7%1.2%

What drove MDW to DTW delay minutes?

Late aircraft was the largest recorded MDW-to-DTW delay category, accounting for 45.3% of 17,430 BTS-attributed delay minutes during July 2025–June 2026.

Airline34.3%
Late aircraft45.3%
National airspace12.4%
Weather7.6%
Security0.4%
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.