BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
SFO→KOA

San Francisco, CA (SFO) to Kona, HI (KOA) flight delay odds

85.7% of 1,080 official scheduled SFO-to-KOA flights arrived on time; 7.7% arrived at least 30 minutes late and 0.3% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALLower disruption
85.7%arrived on time
7.7%30+ min late
0.3%cancelled
1,080scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late4.3%all scheduled flights
120+ minutes late0.9%all scheduled flights
Diverted0.4%did not reach as scheduled
Average arrival-4.6 mincompleted flights

Which departure time was most reliable for SFO to KOA?

Among qualifying SFO-to-KOA departure window results, Early morning had the highest on-time rate: 89.8% of 333 flights. Afternoon was lowest at 79.0% across 229 flights.

Departure windowFlightsOn time30+ minCancelled
Early morning33389.8%4.8%0.0%
Late morning42686.2%10.1%0.5%
Afternoon22979.0%8.7%0.4%
Evening9285.9%4.3%0.0%

Which weekday was most reliable for SFO to KOA?

Among qualifying SFO-to-KOA weekday results, Tuesday had the highest on-time rate: 89.8% of 157 flights. Wednesday was lowest at 78.9% across 114 flights.

DayFlightsOn time30+ minCancelled
Monday13587.4%8.1%0.0%
Tuesday15789.8%7.0%0.0%
Wednesday11478.9%12.3%0.0%
Thursday16683.7%6.6%0.0%
Friday13685.3%9.6%0.0%
Saturday19586.7%8.2%1.5%
Sunday17786.4%4.0%0.0%

Which airline was most reliable for SFO to KOA?

Among qualifying SFO-to-KOA airline results, Alaska Airlines had the highest on-time rate: 89.4% of 218 flights. United Airlines was lowest at 84.8% across 862 flights.

AirlineFlightsOn time30+ minCancelled
United Airlines86284.8%8.5%0.3%
Alaska Airlines21889.4%4.6%0.0%

Which month was most reliable for SFO to KOA?

Among qualifying SFO-to-KOA month results, January 2026 had the highest on-time rate: 93.3% of 89 flights. July 2025 was lowest at 77.4% across 84 flights.

MonthFlightsOn time30+ minCancelled
July 20258477.4%11.9%0.0%
August 20258378.3%13.3%0.0%
September 20257784.4%6.5%0.0%
October 20256777.6%10.4%0.0%
November 20256291.9%6.5%0.0%
December 20259185.7%8.8%0.0%
January 20268993.3%3.4%0.0%
February 20267982.3%6.3%0.0%
March 202610084.0%11.0%3.0%
April 20269789.7%4.1%0.0%
May 202610589.5%2.9%0.0%
June 202614689.7%8.2%0.0%

What drove SFO to KOA delay minutes?

Late aircraft was the largest recorded SFO-to-KOA delay category, accounting for 41.4% of 7,662 BTS-attributed delay minutes during July 2025–June 2026.

Airline41.2%
Late aircraft41.4%
National airspace17.5%
Weather0.0%
Security0.0%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.