LEX → ORD United Airlines

United Airlines · Lexington, KY to Chicago, IL · 1,550 flights, 2025-07-01 to 2026-06-30 · aggregated across 45 flight numbers

This route runs much more reliably at some times of day than others — 92% on-time departing 3–6am vs. 45% departing 9pm–12am.
On-time arrival
75%
Median delay
-6 min
90th percentile
+68 min
Cancellation rate
3%

How on-time is United Airlines from LEX to ORD?

Across every United Airlines flight number on LEX → ORD (1,550 flights, 2025-07-01 to 2026-06-30), 75% arrived within 15 minutes of schedule. Median arrival delay -6 min; the worst 10% ran +68 min or later. 3% were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time1,13175%
16-30 min1127%
31-60 min926%
61-120 min755%
2+ hrs926%

Performance by month

MonthFlightsOn-timeAvg delay
2025-0712169%+23 min
2025-0812179%+18 min
2025-0912481%+7 min
2025-1014975%+8 min
2025-1111271%+27 min
2025-1210762%+28 min
2026-0110368%+29 min
2026-0210684%+13 min
2026-0311570%+33 min
2026-0414273%+15 min
2026-0518584%+4 min
2026-0611781%+10 min

Performance by day of week

DayFlightsOn-time
Mon21874%
Tue21675%
Wed21178%
Thu21475%
Fri22073%
Sat21079%
Sun21373%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…