ON TIMEBOARD

UA 592 on time

United Airlines 592: Charleston to Chicago at 11:31 a.m. (past 12 months)

On time
84%
193 flights · likely 78–88%
Cancelled
0.5%
of scheduled flights
Typical arrival
−5 min
median vs schedule
When late
+77 min
average delay
Similar flights
83%
UA, same route & hour

About 1 in 6 UA 592 flights from Charleston arrived 15+ minutes late, diverted or cancelled over the past year (16%); 0.5% were cancelled. The typical flight landed 5 minutes early.

UA 592: CHS → ORD

Scheduled to leave Charleston at 11:31 a.m. local time. Over the past year it arrived on time 84% of the time (193 flights), in line with other UA flights on the route at that hour (83%). Last seen in the data Aug 10, 2026.

Month by month

40%70%100%Jun 2025: 93% on time (30 flights)93JunJul 2025: 84% on time (31 flights)84JulAug 2025: 90% on time (31 flights)90AugSep 2025: 77% on time (30 flights)77SepOct 2025: 94% on time (31 flights)94OctNov 2025: 80% on time (30 flights)80NovDec 2025: 87% on time (15 flights)87DecJan 2026: too few flights (5 flights)JanMay 2026: too few flights (11 flights)MayJun 2026: 83% on time (30 flights)83JunJul 2026: 87% on time (31 flights)87JulAug 2026: too few flights (10 flights)Aug

By day of week

DayFlightsOn time
Monday2986%
Tuesday2688%
Wednesday2677%
Thursday2889%
Friday2893%
Saturday2886%
Sunday2868%

Why it was late

Air traffic & airport (NAS) 53%Airline (crew, maintenance, ops) 24%Late inbound plane 23%

All flights CHS → ORD · Connecting off UA 592? Check the risk

Questions

How often is UA 592 from CHS to ORD late?

United Airlines 592 from Charleston, SC to Chicago, IL arrived 15 or more minutes late, was diverted or was cancelled on 16% of 193 scheduled flights between September 2025 and August 2026. 0.5% 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.