ON TIMEBOARD

UA 4395 on time

United Airlines 4395: St. Louis to Chicago at 11:25 a.m. (past 12 months)

On time
69%
320 flights · likely 64–74%
Cancelled
2.8%
of scheduled flights
Typical arrival
−2 min
median vs schedule
When late
+110 min
average delay
Similar flights
69%
UA, same route & hour

About 1 in 3 UA 4395 flights from St. Louis arrived 15+ minutes late, diverted or cancelled over the past year (31%); 2.8% were cancelled. The typical flight landed 2 minutes early.

UA 4395: STL → ORD

Scheduled to leave St. Louis at 11:25 a.m. local time, operated by GoJet as G7 4395. Over the past year it arrived on time 69% of the time (320 flights), in line with other UA flights on the route at that hour (69%). Last seen in the data Aug 10, 2026.

Month by month

40%70%100%Sep 2025: 77% on time (30 flights)77SepOct 2025: 55% on time (31 flights)55OctNov 2025: 72% on time (29 flights)72NovDec 2025: 59% on time (17 flights)59DecJan 2026: 58% on time (26 flights)58JanFeb 2026: 70% on time (27 flights)70FebMar 2026: 65% on time (31 flights)65MarApr 2026: 59% on time (27 flights)59AprMay 2026: 71% on time (31 flights)71MayJun 2026: 87% on time (30 flights)87JunJul 2026: 74% on time (31 flights)74JulAug 2026: too few flights (10 flights)Aug

By day of week

DayFlightsOn time
Monday4768%
Tuesday4772%
Wednesday4661%
Thursday4571%
Friday4670%
Saturday4365%
Sunday4676%

Why it was late

Late inbound plane 40%Airline (crew, maintenance, ops) 30%Air traffic & airport (NAS) 22%Severe weather 9%

All flights STL → ORD · Connecting off UA 4395? Check the risk

Questions

How often is UA 4395 from STL to ORD late?

United Airlines 4395 from St. Louis, MO to Chicago, IL arrived 15 or more minutes late, was diverted or was cancelled on 31% of 320 scheduled flights between September 2025 and August 2026. 2.8% 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.