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

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

Historically, 67.8% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 1,733 flights.

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

When is this route most reliable?

The same route can behave differently through the day. These are scheduled departure windows, not actual departure times. Small time windows with fewer than 40 flights are withheld.

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%

Weekday comparison

Day-of-week results use at least 30 scheduled flights per row. Look for broad patterns, not tiny percentage differences.

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%

Airline comparison

Marketing-carrier results make codeshare flights easier to compare as travelers buy them. Dedicated route-airline reports require at least 160 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%

Monthly trend

Month-by-month results show whether a twelve-month average hides an unusual period.

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 reported delay minutes?

BTS cause minutes are reported for qualifying delayed flights. These shares describe recorded delay minutes—not the chance that a particular cause will affect your next flight.

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.