ON TIMEBOARD

UA 280 on time

United Airlines 280: Denver to Anchorage at 7:05 p.m. (past 12 months)

On time
79%
359 flights · likely 74–83%
Cancelled
0.0%
of scheduled flights
Typical arrival
0 min
median vs schedule
When late
+42 min
average delay
Similar flights
77%
UA, same route & hour

About 1 in 5 UA 280 flights from Denver arrived 15+ minutes late, diverted or cancelled over the past year (21%); 0.0% were cancelled. The typical flight landed 0 minutes early.

UA 280: DEN → ANC

Scheduled to leave Denver at 7:05 p.m. local time. Over the past year it arrived on time 79% of the time (359 flights), in line with other UA flights on the route at that hour (77%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 96% on time (24 flights)96SepOct 2025: 84% on time (31 flights)84OctNov 2025: 70% on time (30 flights)70NovDec 2025: 55% on time (31 flights)55DecJan 2026: 84% on time (31 flights)84JanFeb 2026: 68% on time (28 flights)68FebMar 2026: 71% on time (31 flights)71MarApr 2026: 90% on time (30 flights)90AprMay 2026: 84% on time (31 flights)84MayJun 2026: 80% on time (30 flights)80JunJul 2026: 84% on time (31 flights)84JulAug 2026: 84% on time (31 flights)84Aug

By day of week

DayFlightsOn time
Monday5279%
Tuesday5182%
Wednesday5184%
Thursday5176%
Friday5180%
Saturday5175%
Sunday5275%

Why it was late

Air traffic & airport (NAS) 39%Airline (crew, maintenance, ops) 35%Late inbound plane 25%Severe weather 1%

All flights DEN → ANC · Connecting off UA 280? Check the risk

Questions

How often is UA 280 from DEN to ANC late?

United Airlines 280 from Denver, CO to Anchorage, AK arrived 15 or more minutes late, was diverted or was cancelled on 21% of 359 scheduled flights between September 2025 and August 2026. 0.0% 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.