ON TIMEBOARD

UA 1431 on time

United Airlines 1431: Los Angeles to Honolulu at 1:15 p.m. (past 12 months)

On time
83%
307 flights · likely 78–87%
Cancelled
0.3%
of scheduled flights
Typical arrival
−11 min
median vs schedule
When late
+108 min
average delay
Similar flights
82%
UA, same route & hour

About 1 in 6 UA 1431 flights from Los Angeles arrived 15+ minutes late, diverted or cancelled over the past year (17%); 0.3% were cancelled. The typical flight landed 11 minutes early.

UA 1431: LAX → HNL

Scheduled to leave Los Angeles at 1:15 p.m. local time. Over the past year it arrived on time 83% of the time (307 flights), in line with other UA flights on the route at that hour (82%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Aug 2025: 74% on time (31 flights)74AugSep 2025: 83% on time (30 flights)83SepOct 2025: 94% on time (31 flights)94OctNov 2025: 87% on time (30 flights)87NovDec 2025: 71% on time (31 flights)71DecJan 2026: too few flights (5 flights)JanMar 2026: 93% on time (27 flights)93MarApr 2026: 90% on time (30 flights)90AprMay 2026: 90% on time (31 flights)90MayJun 2026: 90% on time (30 flights)90JunJul 2026: 74% on time (31 flights)74JulAug 2026: 68% on time (31 flights)68Aug

By day of week

DayFlightsOn time
Monday4587%
Tuesday4374%
Wednesday4384%
Thursday4480%
Friday4484%
Saturday4491%
Sunday4482%

Why it was late

Late inbound plane 60%Airline (crew, maintenance, ops) 34%Air traffic & airport (NAS) 5%

All flights LAX → HNL · Connecting off UA 1431? Check the risk

Questions

How often is UA 1431 from LAX to HNL late?

United Airlines 1431 from Los Angeles, CA to Honolulu, HI arrived 15 or more minutes late, was diverted or was cancelled on 17% of 307 scheduled flights between September 2025 and August 2026. 0.3% 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.