ON TIMEBOARD

UA 4502 on time

United Airlines 4502: Chicago to Lexington at 10:45 a.m. (past 12 months)

On time
72%
193 flights · likely 65–78%
Cancelled
2.1%
of scheduled flights
Typical arrival
−6 min
median vs schedule
When late
+78 min
average delay
Similar flights
73%
UA, same route & hour

About 1 in 4 UA 4502 flights from Chicago arrived 15+ minutes late, diverted or cancelled over the past year (28%); 2.1% were cancelled. The typical flight landed 6 minutes early.

UA 4502: ORD → LEX

Scheduled to leave Chicago at 10:45 a.m. local time, operated by GoJet as G7 4502. Over the past year it arrived on time 72% of the time (193 flights), in line with other UA flights on the route at that hour (73%). Last seen in the data Aug 10, 2026.

Month by month

40%70%100%May 2025: 86% on time (21 flights)86MayJun 2025: too few flights (5 flights)JunJul 2025: 68% on time (31 flights)68JulAug 2025: 89% on time (18 flights)89AugJan 2026: 62% on time (26 flights)62JanFeb 2026: too few flights (11 flights)FebMar 2026: 50% on time (24 flights)50MarApr 2026: 47% on time (30 flights)47AprMay 2026: 81% on time (31 flights)81MayJun 2026: 90% on time (30 flights)90JunJul 2026: 84% on time (31 flights)84JulAug 2026: too few flights (10 flights)Aug

By day of week

DayFlightsOn time
Monday2871%
Tuesday2868%
Wednesday2875%
Thursday2879%
Friday2871%
Saturday2868%
Sunday2572%

Why it was late

Late inbound plane 66%Airline (crew, maintenance, ops) 15%Air traffic & airport (NAS) 13%Severe weather 6%

All flights ORD → LEX · Connecting off UA 4502? Check the risk

Questions

How often is UA 4502 from ORD to LEX late?

United Airlines 4502 from Chicago, IL to Lexington, KY arrived 15 or more minutes late, was diverted or was cancelled on 28% of 193 scheduled flights between September 2025 and August 2026. 2.1% were cancelled.

Flight numbers change. Figures cover flights with this airline, number and route only. "Likely range" is the 95% interval for the true on-time rate given the number of flights. This is history, not live status: check United Airlines for today's flight. Method.