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

Detroit, MI (DTW) to Lexington, KY (LEX) flight delay odds

76.9% of 785 official scheduled DTW-to-LEX flights arrived on time; 15.8% 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
76.9%arrived on time
15.8%30+ min late
1.5%cancelled
785scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late9.9%all scheduled flights
120+ minutes late5.1%all scheduled flights
Diverted0.3%did not reach as scheduled
Average arrival+14.6 mincompleted flights

Which departure time was most reliable for DTW to LEX?

Among qualifying DTW-to-LEX departure window results, Afternoon had the highest on-time rate: 84.0% of 281 flights. Evening was lowest at 71.1% across 256 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning15775.2%15.3%1.3%
Afternoon28184.0%9.3%1.1%
Evening25671.1%22.7%1.6%
Night8476.2%15.5%3.6%

Which weekday was most reliable for DTW to LEX?

Among qualifying DTW-to-LEX weekday results, Tuesday had the highest on-time rate: 83.3% of 114 flights. Sunday was lowest at 67.9% across 112 flights.

DayFlightsOn time30+ minCancelled
Monday11173.0%18.0%0.9%
Tuesday11483.3%13.2%1.8%
Wednesday11279.5%15.2%0.0%
Thursday11283.0%14.3%0.0%
Friday11273.2%17.9%0.0%
Saturday11278.6%11.6%2.7%
Sunday11267.9%20.5%5.4%

Which airline was most reliable for DTW to LEX?

Among qualifying DTW-to-LEX airline results, Republic Airways had the highest on-time rate: 85.7% of 265 flights. SkyWest Airlines was lowest at 72.5% across 520 flights.

AirlineFlightsOn time30+ minCancelled
SkyWest Airlines52072.5%19.6%1.7%
Republic Airways26585.7%8.3%1.1%

Which month was most reliable for DTW to LEX?

Among qualifying DTW-to-LEX month results, September 2025 had the highest on-time rate: 89.3% of 56 flights. July 2025 was lowest at 59.6% across 57 flights.

MonthFlightsOn time30+ minCancelled
July 20255759.6%29.8%0.0%
August 20256183.6%14.8%0.0%
September 20255689.3%7.1%0.0%
October 20256589.2%9.2%0.0%
November 20255974.6%11.9%6.8%
December 20254178.0%14.6%0.0%
January 20267861.5%26.9%7.7%
February 20268477.4%15.5%0.0%
March 20269376.3%15.1%0.0%
April 20267283.3%11.1%0.0%
May 20266275.8%16.1%1.6%
June 20265777.2%15.8%1.8%

What drove DTW to LEX delay minutes?

Airline was the largest recorded DTW-to-LEX delay category, accounting for 76.2% of 17,091 BTS-attributed delay minutes during July 2025–June 2026.

Airline76.2%
Late aircraft2.5%
National airspace6.9%
Weather14.4%
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.