ON TIMEBOARD

UA 1013 on time

United Airlines 1013: Denver to Los Angeles at 11:45 a.m. (past 12 months)

On time
84%
365 flights · likely 80–87%
Cancelled
0.0%
of scheduled flights
Typical arrival
−5 min
median vs schedule
When late
+51 min
average delay
Similar flights
84%
UA, same route & hour

About 1 in 6 UA 1013 flights from Denver arrived 15+ minutes late, diverted or cancelled over the past year (16%); 0.0% were cancelled. The typical flight landed 5 minutes early.

UA 1013: DEN → LAX

Scheduled to leave Denver at 11:45 a.m. local time. Over the past year it arrived on time 84% of the time (365 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: 83% on time (30 flights)83SepOct 2025: 90% on time (31 flights)90OctNov 2025: 90% on time (30 flights)90NovDec 2025: 84% on time (31 flights)84DecJan 2026: 90% on time (31 flights)90JanFeb 2026: 93% on time (28 flights)93FebMar 2026: 90% on time (31 flights)90MarApr 2026: 80% on time (30 flights)80AprMay 2026: 90% on time (31 flights)90MayJun 2026: 60% on time (30 flights)60JunJul 2026: 71% on time (31 flights)71JulAug 2026: 84% on time (31 flights)84Aug

By day of week

DayFlightsOn time
Monday5381%
Tuesday5290%
Wednesday5288%
Thursday5287%
Friday5277%
Saturday5283%
Sunday5281%

Why it was late

Late inbound plane 39%Air traffic & airport (NAS) 27%Airline (crew, maintenance, ops) 24%Severe weather 10%

All flights DEN → LAX · Connecting off UA 1013? Check the risk

Questions

How often is UA 1013 from DEN to LAX late?

United Airlines 1013 from Denver, CO to Los Angeles, CA arrived 15 or more minutes late, was diverted or was cancelled on 16% of 365 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.