ON TIMEBOARD

UA 573 on time

United Airlines 573: San Francisco to Kahului at 10:05 a.m. (past 12 months)

On time
87%
178 flights · likely 81–91%
Cancelled
0.0%
of scheduled flights
Typical arrival
−18 min
median vs schedule
When late
+40 min
average delay
Similar flights
94%
UA, same route & hour

About 1 in 7 UA 573 flights from San Francisco arrived 15+ minutes late, diverted or cancelled over the past year (13%); 0.0% were cancelled. The typical flight landed 18 minutes early.

UA 573: SFO → OGG

Scheduled to leave San Francisco at 10:05 a.m. local time. Over the past year it arrived on time 87% of the time (178 flights), worse than other UA flights on the route at that hour (94%). Last seen in the data Aug 10, 2026.

Month by month

40%70%100%Nov 2025: too few flights (4 flights)NovDec 2025: 97% on time (30 flights)97DecJan 2026: 97% on time (31 flights)97JanFeb 2026: 85% on time (27 flights)85FebMar 2026: too few flights (4 flights)MarMay 2026: too few flights (11 flights)MayJun 2026: 80% on time (30 flights)80JunJul 2026: 74% on time (31 flights)74JulAug 2026: too few flights (10 flights)Aug

By day of week

DayFlightsOn time
Monday2588%
Tuesday2596%
Wednesday2483%
Thursday2588%
Friday2785%
Saturday2778%
Sunday2588%

Why it was late

Late inbound plane 52%Air traffic & airport (NAS) 27%Airline (crew, maintenance, ops) 21%

All flights SFO → OGG · Connecting off UA 573? Check the risk

Questions

How often is UA 573 from SFO to OGG late?

United Airlines 573 from San Francisco, CA to Kahului, HI arrived 15 or more minutes late, was diverted or was cancelled on 13% of 178 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.