ON TIMEBOARD

UA 1141 on time

United Airlines 1141: San Francisco to Newark at 10:35 p.m. (past 12 months)

On time
81%
124 flights · likely 73–87%
Cancelled
3.2%
of scheduled flights
Typical arrival
−12 min
median vs schedule
When late
+64 min
average delay
Similar flights
79%
UA, same route & hour

About 1 in 5 UA 1141 flights from San Francisco arrived 15+ minutes late, diverted or cancelled over the past year (19%); 3.2% were cancelled. The typical flight landed 12 minutes early.

UA 1141: SFO → EWR

Scheduled to leave San Francisco at 10:35 p.m. local time. Over the past year it arrived on time 81% of the time (124 flights), in line with other UA flights on the route at that hour (79%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Feb 2026: 71% on time (17 flights)71FebMar 2026: too few flights (4 flights)MarMay 2026: too few flights (11 flights)MayJun 2026: 80% on time (30 flights)80JunJul 2026: 81% on time (31 flights)81JulAug 2026: 81% on time (31 flights)81Aug

By day of week

DayFlightsOn time
Monday18—
Tuesday17—
Wednesday17—
Thursday18—
Friday18—
Saturday18—
Sunday18—

Why it was late

Airline (crew, maintenance, ops) 82%Air traffic & airport (NAS) 10%Late inbound plane 9%

All flights SFO → EWR · Connecting off UA 1141? Check the risk

Questions

How often is UA 1141 from SFO to EWR late?

United Airlines 1141 from San Francisco, CA to Newark, NJ arrived 15 or more minutes late, was diverted or was cancelled on 19% of 124 scheduled flights between September 2025 and August 2026. 3.2% 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.