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

Kona, HI (KOA) to Sacramento, CA (SMF) flight delay odds

89.8% of 521 official scheduled KOA-to-SMF flights arrived on time; 5.4% arrived at least 30 minutes late and 0.0% 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
89.8%arrived on time
5.4%30+ min late
0.0%cancelled
521scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late3.5%all scheduled flights
120+ minutes late1.3%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival-4.3 mincompleted flights

Which departure time was most reliable for KOA to SMF?

Only Late morning met the KOA-to-SMF departure window threshold: 90.7% of 482 scheduled flights arrived on time during July 2025–June 2026.

Departure windowFlightsOn time30+ minCancelled
Late morning48290.7%5.8%0.0%

Which weekday was most reliable for KOA to SMF?

Among qualifying KOA-to-SMF weekday results, Tuesday had the highest on-time rate: 98.1% of 53 flights. Thursday was lowest at 86.5% across 52 flights.

DayFlightsOn time30+ minCancelled
Monday10487.5%9.6%0.0%
Tuesday5398.1%1.9%0.0%
Wednesday10489.4%1.9%0.0%
Thursday5286.5%11.5%0.0%
Friday5292.3%7.7%0.0%
Saturday10487.5%4.8%0.0%
Sunday5292.3%0.0%0.0%

Which airline was most reliable for KOA to SMF?

Among qualifying KOA-to-SMF airline results, Southwest Airlines had the highest on-time rate: 91.5% of 365 flights. Alaska Airlines was lowest at 85.7% across 77 flights.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines36591.5%5.8%0.0%
Hawaiian Airlines7986.1%5.1%0.0%
Alaska Airlines7785.7%3.9%0.0%

Which month was most reliable for KOA to SMF?

Among qualifying KOA-to-SMF month results, August 2025 had the highest on-time rate: 97.7% of 44 flights. March 2026 was lowest at 72.7% across 44 flights.

MonthFlightsOn time30+ minCancelled
July 20254493.2%2.3%0.0%
August 20254497.7%2.3%0.0%
September 20254393.0%4.7%0.0%
October 20254488.6%9.1%0.0%
November 20254388.4%2.3%0.0%
December 20254584.4%6.7%0.0%
January 20264497.7%0.0%0.0%
February 20264087.5%7.5%0.0%
March 20264472.7%18.2%0.0%
April 20264386.0%7.0%0.0%
May 20264493.2%4.5%0.0%
June 20264395.3%0.0%0.0%

What drove KOA to SMF delay minutes?

Airline was the largest recorded KOA-to-SMF delay category, accounting for 68.2% of 3,241 BTS-attributed delay minutes during July 2025–June 2026.

Airline68.2%
Late aircraft10.3%
National airspace20.0%
Weather1.5%
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.