ON TIMEBOARD

UA 2102 on time

United Airlines 2102: Las Vegas to Chicago at 11:59 p.m. (past 12 months)

On time
91%
345 flights · likely 87–93%
Cancelled
0.0%
of scheduled flights
Typical arrival
−13 min
median vs schedule
When late
+56 min
average delay
Similar flights
89%
UA, same route & hour

About 1 in 11 UA 2102 flights from Las Vegas arrived 15+ minutes late, diverted or cancelled over the past year (9%); 0.0% were cancelled. The typical flight landed 13 minutes early.

UA 2102: LAS → ORD

Scheduled to leave Las Vegas at 11:59 p.m. local time. Over the past year it arrived on time 91% of the time (345 flights), in line with other UA flights on the route at that hour (89%). Last seen in the data Aug 31, 2026.

Usually United Airlines's last flight of the day from Las Vegas to Chicago (84% of days). United Airlines's last LAS–ORD flight was cancelled 0.0% of the time, against 0.4% for its earlier ones. If it's cancelled, the next United Airlines flight is usually around 7:00 a.m. the next morning.

Month by month

40%70%100%Sep 2025: 96% on time (28 flights)96SepOct 2025: 90% on time (20 flights)90OctNov 2025: 93% on time (30 flights)93NovDec 2025: 93% on time (30 flights)93DecJan 2026: 93% on time (30 flights)93JanFeb 2026: 100% on time (25 flights)100FebMar 2026: 90% on time (29 flights)90MarApr 2026: 97% on time (30 flights)97AprMay 2026: 94% on time (31 flights)94MayJun 2026: 90% on time (30 flights)90JunJul 2026: 81% on time (31 flights)81JulAug 2026: 74% on time (31 flights)74Aug

By day of week

DayFlightsOn time
Monday5092%
Tuesday4693%
Wednesday4796%
Thursday5294%
Friday5285%
Saturday4791%
Sunday5184%

Why it was late

Late inbound plane 52%Air traffic & airport (NAS) 24%Airline (crew, maintenance, ops) 24%

All flights LAS → ORD · Connecting off UA 2102? Check the risk

Questions

How often is UA 2102 from LAS to ORD late?

United Airlines 2102 from Las Vegas, NV to Chicago, IL arrived 15 or more minutes late, was diverted or was cancelled on 9% of 345 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.