ON TIMEBOARD

UA 2108 on time

United Airlines 2108: Las Vegas to Denver at 4:40 p.m. (past 12 months)

On time
70%
308 flights · likely 65–75%
Cancelled
0.0%
of scheduled flights
Typical arrival
−2 min
median vs schedule
When late
+72 min
average delay
Similar flights
74%
UA, same route & hour

About 1 in 3 UA 2108 flights from Las Vegas arrived 15+ minutes late, diverted or cancelled over the past year (30%); 0.0% were cancelled. The typical flight landed 2 minutes early.

UA 2108: LAS → DEN

Scheduled to leave Las Vegas at 4:40 p.m. local time. Over the past year it arrived on time 70% of the time (308 flights), worse than other UA flights on the route at that hour (74%). Last seen in the data Aug 31, 2026.

Month by month

30%65%100%Aug 2025: 61% on time (31 flights)61AugSep 2025: 53% on time (30 flights)53SepOct 2025: 68% on time (25 flights)68OctDec 2025: 81% on time (16 flights)81DecJan 2026: 85% on time (26 flights)85JanFeb 2026: 79% on time (28 flights)79FebMar 2026: 84% on time (31 flights)84MarApr 2026: 93% on time (30 flights)93AprMay 2026: 71% on time (31 flights)71MayJun 2026: 70% on time (30 flights)70JunJul 2026: 60% on time (30 flights)60JulAug 2026: 35% on time (31 flights)35Aug

By day of week

DayFlightsOn time
Monday4459%
Tuesday4573%
Wednesday4576%
Thursday4470%
Friday4461%
Saturday4372%
Sunday4379%

Why it was late

Air traffic & airport (NAS) 47%Late inbound plane 29%Airline (crew, maintenance, ops) 15%Severe weather 9%

All flights LAS → DEN · Connecting off UA 2108? Check the risk

Questions

How often is UA 2108 from LAS to DEN late?

United Airlines 2108 from Las Vegas, NV to Denver, CO arrived 15 or more minutes late, was diverted or was cancelled on 30% of 308 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.