ON TIMEBOARD

AS 1039 on time

Alaska Airlines 1039: Kona to Kahului at 9:19 a.m. (past 12 months)

On time
91%
243 flights · likely 87–94%
Cancelled
0.8%
of scheduled flights
Typical arrival
−1 min
median vs schedule
When late
+38 min
average delay
Similar flights
91%
AS, same route & hour

About 1 in 11 AS 1039 flights from Kona arrived 15+ minutes late, diverted or cancelled over the past year (9%); 0.8% were cancelled. The typical flight landed 1 minutes early.

AS 1039: KOA → OGG

Scheduled to leave Kona at 9:19 a.m. local time. Over the past year it arrived on time 91% of the time (243 flights), in line with other AS flights on the route at that hour (91%). Last seen in the data Aug 31, 2026.

Month by month

40%70%100%Jan 2026: 94% on time (31 flights)94JanFeb 2026: 93% on time (28 flights)93FebMar 2026: 81% on time (31 flights)81MarApr 2026: 90% on time (30 flights)90AprMay 2026: 94% on time (31 flights)94MayJun 2026: 93% on time (30 flights)93JunJul 2026: 97% on time (31 flights)97JulAug 2026: 87% on time (31 flights)87Aug

By day of week

DayFlightsOn time
Monday3589%
Tuesday3494%
Wednesday3494%
Thursday3591%
Friday3580%
Saturday3594%
Sunday3594%

Why it was late

Airline (crew, maintenance, ops) 44%Late inbound plane 41%Air traffic & airport (NAS) 8%Severe weather 4%Security 2%

All flights KOA → OGG · Connecting off AS 1039? Check the risk

Questions

How often is AS 1039 from KOA to OGG late?

Alaska Airlines 1039 from Kona, HI to Kahului, HI arrived 15 or more minutes late, was diverted or was cancelled on 9% of 243 scheduled flights between September 2025 and August 2026. 0.8% 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.