ON TIMEBOARD

UA 4383 on time

United Airlines 4383: Appleton to Chicago at 2:32 p.m. (past 12 months)

On time
57%
146 flights · likely 49–65%
Cancelled
8.2%
of scheduled flights
Typical arrival
+6 min
median vs schedule
When late
+158 min
average delay
Similar flights
63%
UA, same route & hour

About 1 in 2 UA 4383 flights from Appleton arrived 15+ minutes late, diverted or cancelled over the past year (43%); 8.2% were cancelled. The typical flight landed 6 minutes late.

UA 4383: ATW → ORD

Scheduled to leave Appleton at 2:32 p.m. local time, operated by GoJet as G7 4383. Over the past year it arrived on time 57% of the time (146 flights), worse than other UA flights on the route at that hour (63%). Last seen in the data Aug 10, 2026.

Month by month

30%65%100%Oct 2025: too few flights (6 flights)OctNov 2025: 62% on time (29 flights)62NovDec 2025: 35% on time (17 flights)35DecMar 2026: 67% on time (24 flights)67MarJun 2026: 55% on time (29 flights)55JunJul 2026: 61% on time (31 flights)61JulAug 2026: too few flights (10 flights)Aug

By day of week

DayFlightsOn time
Monday2273%
Tuesday2171%
Wednesday2143%
Thursday2050%
Friday2162%
Saturday2152%
Sunday2045%

Why it was late

Late inbound plane 49%Air traffic & airport (NAS) 20%Airline (crew, maintenance, ops) 18%Severe weather 12%

All flights ATW → ORD · Connecting off UA 4383? Check the risk

Questions

How often is UA 4383 from ATW to ORD late?

United Airlines 4383 from Appleton, WI to Chicago, IL arrived 15 or more minutes late, was diverted or was cancelled on 43% of 146 scheduled flights between September 2025 and August 2026. 8.2% 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.