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

Chicago, IL (ORD) to Lexington, KY (LEX) flight delay odds

67.8% of 1,733 official scheduled ORD-to-LEX flights arrived on time; 21.6% arrived at least 30 minutes late and 2.7% 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 SIGNALVariable
67.8%arrived on time
21.6%30+ min late
2.7%cancelled
1,733scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late13.1%all scheduled flights
120+ minutes late6.4%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival+21.0 mincompleted flights

Which departure time was most reliable for ORD to LEX?

Among qualifying ORD-to-LEX departure window results, Late morning had the highest on-time rate: 80.2% of 167 flights. Evening was lowest at 61.7% across 454 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning27574.5%16.0%1.5%
Late morning16780.2%15.0%0.6%
Afternoon64365.9%23.6%2.6%
Evening45461.7%25.8%3.1%
Night19468.0%19.1%5.2%

Which weekday was most reliable for ORD to LEX?

Among qualifying ORD-to-LEX weekday results, Tuesday had the highest on-time rate: 75.0% of 252 flights. Monday was lowest at 59.9% across 257 flights.

DayFlightsOn time30+ minCancelled
Monday25759.9%24.9%5.8%
Tuesday25275.0%19.8%0.8%
Wednesday25272.2%17.1%1.2%
Thursday25267.9%21.8%2.4%
Friday25267.9%23.0%1.6%
Saturday21567.0%20.5%4.2%
Sunday25364.8%24.1%2.8%

Which airline was most reliable for ORD to LEX?

Among qualifying ORD-to-LEX airline results, Envoy Air had the highest on-time rate: 71.9% of 295 flights. SkyWest Airlines was lowest at 66.9% across 1,415 flights.

AirlineFlightsOn time30+ minCancelled
SkyWest Airlines1,41566.9%22.1%3.0%
Envoy Air29571.9%19.0%1.4%
PSA Airlines2369.6%26.1%0.0%

Which month was most reliable for ORD to LEX?

Among qualifying ORD-to-LEX month results, September 2025 had the highest on-time rate: 82.5% of 206 flights. July 2025 was lowest at 54.6% across 152 flights.

MonthFlightsOn time30+ minCancelled
July 202515254.6%34.2%2.0%
August 202517569.7%24.0%3.4%
September 202520682.5%12.1%0.5%
October 202522871.1%17.5%0.0%
November 202514264.8%16.9%4.9%
December 202512155.4%36.4%2.5%
January 20269072.2%20.0%5.6%
February 20268669.8%17.4%0.0%
March 202612169.4%20.7%2.5%
April 202618267.0%22.0%4.4%
May 202613367.7%18.0%3.8%
June 20269759.8%26.8%5.2%

What drove ORD to LEX delay minutes?

Airline was the largest recorded ORD-to-LEX delay category, accounting for 33.7% of 45,443 BTS-attributed delay minutes during July 2025–June 2026.

Airline33.7%
Late aircraft29.2%
National airspace16.4%
Weather20.8%
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.