ON TIMEBOARD

UA 1144 on time

United Airlines 1144: Jacksonville to Newark at 9:35 a.m. (past 12 months)

On time
87%
292 flights · likely 82–90%
Cancelled
1.0%
of scheduled flights
Typical arrival
−12 min
median vs schedule
When late
+131 min
average delay
Similar flights
86%
UA, same route & hour

About 1 in 7 UA 1144 flights from Jacksonville arrived 15+ minutes late, diverted or cancelled over the past year (13%); 1.0% were cancelled. The typical flight landed 12 minutes early.

UA 1144: JAX → EWR

Scheduled to leave Jacksonville at 9:35 a.m. local time. Over the past year it arrived on time 87% of the time (292 flights), in line with other UA flights on the route at that hour (86%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 97% on time (29 flights)97SepOct 2025: 94% on time (31 flights)94OctNov 2025: 87% on time (30 flights)87NovDec 2025: too few flights (13 flights)DecJan 2026: 88% on time (26 flights)88JanFeb 2026: too few flights (10 flights)FebMar 2026: 78% on time (27 flights)78MarApr 2026: 96% on time (26 flights)96AprMay 2026: 92% on time (25 flights)92MayJun 2026: 92% on time (26 flights)92JunJul 2026: 59% on time (27 flights)59JulAug 2026: 86% on time (22 flights)86Aug

By day of week

DayFlightsOn time
Monday4787%
Tuesday4584%
Wednesday4391%
Thursday4785%
Friday4794%
Saturday17—
Sunday4685%

Why it was late

Late inbound plane 50%Airline (crew, maintenance, ops) 28%Air traffic & airport (NAS) 21%

All flights JAX → EWR · Connecting off UA 1144? Check the risk

Questions

How often is UA 1144 from JAX to EWR late?

United Airlines 1144 from Jacksonville, FL to Newark, NJ arrived 15 or more minutes late, was diverted or was cancelled on 13% of 292 scheduled flights between September 2025 and August 2026. 1.0% 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.