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

San Diego, CA (SAN) to Kona, HI (KOA) flight delay odds

Historically, 77.2% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 364 flights.

HISTORICAL ROUTE SIGNALGenerally reliable
77.2%arrived on time
11.0%30+ min late
0.3%cancelled
364scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late4.7%all scheduled flights
120+ minutes late1.4%all scheduled flights
Diverted1.6%did not reach as scheduled
Average arrival+2.1 mincompleted flights

When is this route most reliable?

The same route can behave differently through the day. These are scheduled departure windows, not actual departure times. Small time windows with fewer than 40 flights are withheld.

Departure windowFlightsOn time30+ minCancelled
Late morning36477.2%11.0%0.3%

Weekday comparison

Day-of-week results use at least 30 scheduled flights per row. Look for broad patterns, not tiny percentage differences.

DayFlightsOn time30+ minCancelled
Monday5280.8%7.7%0.0%
Tuesday5383.0%9.4%0.0%
Wednesday5280.8%9.6%0.0%
Thursday5172.5%11.8%2.0%
Friday5282.7%11.5%0.0%
Saturday5275.0%13.5%0.0%
Sunday5265.4%13.5%0.0%

Airline comparison

Marketing-carrier results make codeshare flights easier to compare as travelers buy them. Dedicated route-airline reports require at least 160 flights.

AirlineFlightsOn time30+ minCancelled
Alaska Airlines36477.2%11.0%0.3%

Monthly trend

Month-by-month results show whether a twelve-month average hides an unusual period.

MonthFlightsOn time30+ minCancelled
July 20253161.3%12.9%0.0%
August 20253164.5%22.6%0.0%
September 20253090.0%3.3%0.0%
October 20253151.6%22.6%3.2%
November 20252982.8%10.3%0.0%
December 20253174.2%9.7%0.0%
January 20263180.6%16.1%0.0%
February 20262882.1%7.1%0.0%
March 20263177.4%9.7%0.0%
April 20263076.7%6.7%0.0%
May 20263187.1%9.7%0.0%
June 202630100.0%0.0%0.0%

What drove reported delay minutes?

BTS cause minutes are reported for qualifying delayed flights. These shares describe recorded delay minutes—not the chance that a particular cause will affect your next flight.

Airline26.3%
Late aircraft24.0%
National airspace43.3%
Weather6.4%
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.