ON TIMEBOARD

UA 1164 on time

United Airlines 1164: San Francisco to Los Angeles at 10:35 a.m. (past 12 months)

On time
73%
275 flights · likely 68–78%
Cancelled
0.4%
of scheduled flights
Typical arrival
+1 min
median vs schedule
When late
+43 min
average delay
Similar flights
73%
UA, same route & hour

About 1 in 4 UA 1164 flights from San Francisco arrived 15+ minutes late, diverted or cancelled over the past year (27%); 0.4% were cancelled. The typical flight landed 1 minutes late.

UA 1164: SFO → LAX

Scheduled to leave San Francisco at 10:35 a.m. local time. Over the past year it arrived on time 73% of the time (275 flights), in line with other UA flights on the route at that hour (73%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Dec 2024: too few flights (1 flights)DecAug 2025: too few flights (13 flights)AugSep 2025: 70% on time (30 flights)70SepOct 2025: 59% on time (29 flights)59OctNov 2025: 67% on time (27 flights)67NovDec 2025: 71% on time (31 flights)71DecJan 2026: 81% on time (31 flights)81JanFeb 2026: 64% on time (28 flights)64FebMar 2026: 90% on time (31 flights)90MarApr 2026: 70% on time (30 flights)70AprMay 2026: 94% on time (17 flights)94MayAug 2026: 76% on time (21 flights)76Aug

By day of week

DayFlightsOn time
Monday4180%
Tuesday3778%
Wednesday4070%
Thursday4070%
Friday4068%
Saturday4075%
Sunday3773%

Why it was late

Late inbound plane 39%Air traffic & airport (NAS) 34%Airline (crew, maintenance, ops) 27%

All flights SFO → LAX · Connecting off UA 1164? Check the risk

Questions

How often is UA 1164 from SFO to LAX late?

United Airlines 1164 from San Francisco, CA to Los Angeles, CA arrived 15 or more minutes late, was diverted or was cancelled on 27% of 275 scheduled flights between September 2025 and August 2026. 0.4% 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.