ON TIMEBOARD

UA 300 on time

United Airlines 300: San Francisco to Honolulu at 1:55 p.m. (past 12 months)

On time
82%
365 flights · likely 78–86%
Cancelled
0.0%
of scheduled flights
Typical arrival
−6 min
median vs schedule
When late
+56 min
average delay
Similar flights
83%
UA, same route & hour

About 1 in 6 UA 300 flights from San Francisco arrived 15+ minutes late, diverted or cancelled over the past year (18%); 0.0% were cancelled. The typical flight landed 6 minutes early.

UA 300: SFO → HNL

Scheduled to leave San Francisco at 1:55 p.m. local time. Over the past year it arrived on time 82% of the time (365 flights), in line with other UA flights on the route at that hour (83%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Sep 2025: 87% on time (30 flights)87SepOct 2025: 65% on time (31 flights)65OctNov 2025: 100% on time (30 flights)100NovDec 2025: 90% on time (31 flights)90DecJan 2026: 87% on time (31 flights)87JanFeb 2026: 93% on time (28 flights)93FebMar 2026: 77% on time (31 flights)77MarApr 2026: 77% on time (30 flights)77AprMay 2026: 74% on time (31 flights)74MayJun 2026: 90% on time (30 flights)90JunJul 2026: 77% on time (31 flights)77JulAug 2026: 71% on time (31 flights)71Aug

By day of week

DayFlightsOn time
Monday5379%
Tuesday5281%
Wednesday5283%
Thursday5287%
Friday5281%
Saturday5285%
Sunday5281%

Why it was late

Late inbound plane 40%Airline (crew, maintenance, ops) 40%Air traffic & airport (NAS) 20%

All flights SFO → HNL · Connecting off UA 300? Check the risk

Questions

How often is UA 300 from SFO to HNL late?

United Airlines 300 from San Francisco, CA to Honolulu, HI arrived 15 or more minutes late, was diverted or was cancelled on 18% of 365 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.