ON TIMEBOARD

UA 2047 on time

United Airlines 2047: Las Vegas to San Francisco at 4:05 p.m. (past 12 months)

On time
68%
316 flights · likely 62–73%
Cancelled
0.0%
of scheduled flights
Typical arrival
−2 min
median vs schedule
When late
+69 min
average delay
Similar flights
67%
UA, same route & hour

About 1 in 3 UA 2047 flights from Las Vegas arrived 15+ minutes late, diverted or cancelled over the past year (32%); 0.0% were cancelled. The typical flight landed 2 minutes early.

UA 2047: LAS → SFO

Scheduled to leave Las Vegas at 4:05 p.m. local time. Over the past year it arrived on time 68% of the time (316 flights), in line with other UA flights on the route at that hour (67%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Aug 2025: 87% on time (31 flights)87AugSep 2025: 70% on time (30 flights)70SepOct 2025: 68% on time (31 flights)68OctNov 2025: 72% on time (29 flights)72NovDec 2025: 71% on time (31 flights)71DecJan 2026: 74% on time (31 flights)74JanFeb 2026: 85% on time (27 flights)85FebMar 2026: 94% on time (31 flights)94MarApr 2026: 47% on time (30 flights)47AprMay 2026: 52% on time (31 flights)52MayJun 2026: 50% on time (24 flights)50JunAug 2026: 57% on time (21 flights)57Aug

By day of week

DayFlightsOn time
Monday4667%
Tuesday4678%
Wednesday4674%
Thursday4459%
Friday4556%
Saturday4477%
Sunday4562%

Why it was late

Air traffic & airport (NAS) 46%Late inbound plane 45%Airline (crew, maintenance, ops) 7%Severe weather 3%

All flights LAS → SFO · Connecting off UA 2047? Check the risk

Questions

How often is UA 2047 from LAS to SFO late?

United Airlines 2047 from Las Vegas, NV to San Francisco, CA arrived 15 or more minutes late, was diverted or was cancelled on 32% of 316 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.