ON TIMEBOARD

UA 2455 on time

United Airlines 2455: Newark to Denver at 10:00 a.m. (past 12 months)

On time
83%
265 flights · likely 78–87%
Cancelled
0.4%
of scheduled flights
Typical arrival
−10 min
median vs schedule
When late
+63 min
average delay
Similar flights
83%
UA, same route & hour

About 1 in 6 UA 2455 flights from Newark arrived 15+ minutes late, diverted or cancelled over the past year (17%); 0.4% were cancelled. The typical flight landed 10 minutes early.

UA 2455: EWR → DEN

Scheduled to leave Newark at 10:00 a.m. local time. Over the past year it arrived on time 83% of the time (265 flights), in line with other UA flights on the route at that hour (83%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Oct 2025: too few flights (6 flights)OctNov 2025: 80% on time (30 flights)80NovDec 2025: 52% on time (31 flights)52DecJan 2026: 71% on time (31 flights)71JanFeb 2026: too few flights (11 flights)FebMar 2026: too few flights (3 flights)MarApr 2026: 97% on time (30 flights)97AprMay 2026: 94% on time (31 flights)94MayJun 2026: 90% on time (30 flights)90JunJul 2026: 90% on time (31 flights)90JulAug 2026: 90% on time (31 flights)90Aug

By day of week

DayFlightsOn time
Monday3982%
Tuesday3882%
Wednesday3889%
Thursday3784%
Friday3781%
Saturday3781%
Sunday3982%

Why it was late

Airline (crew, maintenance, ops) 31%Late inbound plane 23%Air traffic & airport (NAS) 23%Severe weather 23%

All flights EWR → DEN · Connecting off UA 2455? Check the risk

Questions

How often is UA 2455 from EWR to DEN late?

United Airlines 2455 from Newark, NJ to Denver, CO arrived 15 or more minutes late, was diverted or was cancelled on 17% of 265 scheduled flights between September 2025 and August 2026. 0.4% 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.