ON TIMEBOARD

AS 812 on time

Alaska Airlines 812: Honolulu to San Francisco at 12:20 p.m. (past 12 months)

On time
63%
243 flights · likely 56–68%
Cancelled
2.5%
of scheduled flights
Typical arrival
+8 min
median vs schedule
When late
+59 min
average delay
Similar flights
63%
AS, same route & hour

About 1 in 3 AS 812 flights from Honolulu arrived 15+ minutes late, diverted or cancelled over the past year (37%); 2.5% were cancelled. The typical flight landed 8 minutes late.

AS 812: HNL → SFO

Scheduled to leave Honolulu at 12:20 p.m. local time. Over the past year it arrived on time 63% of the time (243 flights), in line with other AS flights on the route at that hour (63%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Jan 2026: 48% on time (31 flights)48JanFeb 2026: 71% on time (28 flights)71FebMar 2026: 58% on time (31 flights)58MarApr 2026: 63% on time (30 flights)63AprMay 2026: 68% on time (31 flights)68MayJun 2026: 57% on time (30 flights)57JunJul 2026: 74% on time (31 flights)74JulAug 2026: 61% on time (31 flights)61Aug

By day of week

DayFlightsOn time
Monday3563%
Tuesday3474%
Wednesday3471%
Thursday3554%
Friday3557%
Saturday3563%
Sunday3557%

Why it was late

Airline (crew, maintenance, ops) 66%Late inbound plane 20%Air traffic & airport (NAS) 12%Security 1%Severe weather 1%

All flights HNL → SFO · Connecting off AS 812? Check the risk

Questions

How often is AS 812 from HNL to SFO late?

Alaska Airlines 812 from Honolulu, HI to San Francisco, CA arrived 15 or more minutes late, was diverted or was cancelled on 37% of 243 scheduled flights between September 2025 and August 2026. 2.5% 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 Alaska Airlines for today's flight. Method.