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

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

69.6% of 1,734 official scheduled LEX-to-ORD flights arrived on time; 19.1% arrived at least 30 minutes late and 2.9% 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
69.6%arrived on time
19.1%30+ min late
2.9%cancelled
1,734scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late13.0%all scheduled flights
120+ minutes late6.1%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival+18.3 mincompleted flights

Which departure time was most reliable for LEX to ORD?

Among qualifying LEX-to-ORD departure window results, Early morning had the highest on-time rate: 81.9% of 592 flights. Evening was lowest at 51.2% across 510 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning59281.9%9.8%2.4%
Late morning35374.5%17.8%1.7%
Afternoon27770.8%17.3%2.5%
Evening51051.2%32.0%4.7%

Which weekday was most reliable for LEX to ORD?

Among qualifying LEX-to-ORD weekday results, Wednesday had the highest on-time rate: 73.9% of 249 flights. Saturday was lowest at 66.4% across 217 flights.

DayFlightsOn time30+ minCancelled
Monday25568.2%17.6%5.1%
Tuesday25770.4%19.8%2.7%
Wednesday24973.9%14.1%1.2%
Thursday25267.5%19.8%2.8%
Friday25270.2%20.2%1.2%
Saturday21766.4%22.1%4.1%
Sunday25270.2%20.6%3.6%

Which airline was most reliable for LEX to ORD?

Among qualifying LEX-to-ORD airline results, Envoy Air had the highest on-time rate: 75.7% of 296 flights. SkyWest Airlines was lowest at 68.1% across 1,415 flights.

AirlineFlightsOn time30+ minCancelled
SkyWest Airlines1,41568.1%20.3%3.3%
Envoy Air29675.7%14.2%1.4%
PSA Airlines2382.6%13.0%0.0%

Which month was most reliable for LEX to ORD?

Among qualifying LEX-to-ORD month results, September 2025 had the highest on-time rate: 78.6% of 206 flights. December 2025 was lowest at 48.4% across 122 flights.

MonthFlightsOn time30+ minCancelled
July 202515258.6%27.0%2.6%
August 202517467.8%20.7%3.4%
September 202520678.6%11.2%1.5%
October 202522966.8%21.8%0.0%
November 202514370.6%20.3%5.6%
December 202512248.4%32.0%3.3%
January 20268973.0%12.4%6.7%
February 20268774.7%13.8%0.0%
March 202612068.3%20.8%3.3%
April 202618277.5%13.7%3.8%
May 202613478.4%12.7%3.7%
June 20269669.8%25.0%4.2%

What drove LEX to ORD delay minutes?

Airline was the largest recorded LEX-to-ORD delay category, accounting for 36.4% of 44,665 BTS-attributed delay minutes during July 2025–June 2026.

Airline36.4%
Late aircraft29.4%
National airspace21.8%
Weather12.3%
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.