ON TIMEBOARD

UA 3641 on time

United Airlines 3641: Newark to Columbus at 8:45 a.m. (past 12 months)

On time
84%
333 flights · likely 79–87%
Cancelled
2.4%
of scheduled flights
Typical arrival
−15 min
median vs schedule
When late
+55 min
average delay
Similar flights
84%
UA, same route & hour

About 1 in 6 UA 3641 flights from Newark arrived 15+ minutes late, diverted or cancelled over the past year (16%); 2.4% were cancelled. The typical flight landed 15 minutes early.

UA 3641: EWR → CMH

Scheduled to leave Newark at 8:45 a.m. local time, operated by Republic Airways as YX 3641. Over the past year it arrived on time 84% of the time (333 flights), in line with other UA flights on the route at that hour (84%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 100% on time (26 flights)100SepOct 2025: 81% on time (27 flights)81OctNov 2025: 73% on time (30 flights)73NovDec 2025: 67% on time (27 flights)67DecJan 2026: 80% on time (30 flights)80JanFeb 2026: 81% on time (27 flights)81FebMar 2026: 94% on time (31 flights)94MarApr 2026: 90% on time (30 flights)90AprMay 2026: 96% on time (26 flights)96MayJun 2026: 88% on time (26 flights)88JunJul 2026: 78% on time (27 flights)78JulAug 2026: 77% on time (26 flights)77Aug

By day of week

DayFlightsOn time
Monday5379%
Tuesday5281%
Wednesday5190%
Thursday5279%
Friday5290%
Saturday2190%
Sunday5281%

Why it was late

Air traffic & airport (NAS) 52%Late inbound plane 28%Airline (crew, maintenance, ops) 18%Severe weather 2%

All flights EWR → CMH · Connecting off UA 3641? Check the risk

Questions

How often is UA 3641 from EWR to CMH late?

United Airlines 3641 from Newark, NJ to Columbus, OH arrived 15 or more minutes late, was diverted or was cancelled on 16% of 333 scheduled flights between September 2025 and August 2026. 2.4% 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.