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

Kona, HI (KOA) to Denver, CO (DEN) flight delay odds

88.6% of 370 official scheduled KOA-to-DEN flights arrived on time; 4.3% arrived at least 30 minutes late and 1.6% 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 SIGNALGenerally reliable
88.6%arrived on time
4.3%30+ min late
1.6%cancelled
370scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late2.2%all scheduled flights
120+ minutes late1.4%all scheduled flights
Diverted0.8%did not reach as scheduled
Average arrival-9.9 mincompleted flights

Which departure time was most reliable for KOA to DEN?

Only Evening met the KOA-to-DEN departure window threshold: 89.6% of 365 scheduled flights arrived on time during July 2025–June 2026.

Departure windowFlightsOn time30+ minCancelled
Evening36589.6%4.1%1.4%

Which weekday was most reliable for KOA to DEN?

Among qualifying KOA-to-DEN weekday results, Wednesday had the highest on-time rate: 92.3% of 52 flights. Saturday was lowest at 84.2% across 57 flights.

DayFlightsOn time30+ minCancelled
Monday5288.5%7.7%0.0%
Tuesday5390.6%1.9%5.7%
Wednesday5292.3%1.9%0.0%
Thursday5284.6%3.8%1.9%
Friday5288.5%5.8%0.0%
Saturday5784.2%3.5%3.5%
Sunday5292.3%5.8%0.0%

Which airline was most reliable for KOA to DEN?

Only United Airlines met the KOA-to-DEN airline threshold: 88.6% of 370 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
United Airlines37088.6%4.3%1.6%

Which month was most reliable for KOA to DEN?

Among qualifying KOA-to-DEN month results, May 2026 had the highest on-time rate: 100.0% of 31 flights. March 2026 was lowest at 54.3% across 35 flights.

MonthFlightsOn time30+ minCancelled
July 20253190.3%0.0%3.2%
August 20253183.9%0.0%0.0%
September 20253093.3%6.7%0.0%
October 20253190.3%0.0%3.2%
November 20253086.7%3.3%0.0%
December 20253193.5%3.2%0.0%
January 20263196.8%3.2%0.0%
February 20262993.1%0.0%0.0%
March 20263554.3%20.0%11.4%
April 20263096.7%3.3%0.0%
May 202631100.0%0.0%0.0%
June 20263090.0%10.0%0.0%

What drove KOA to DEN delay minutes?

Airline was the largest recorded KOA-to-DEN delay category, accounting for 66.1% of 2,691 BTS-attributed delay minutes during July 2025–June 2026.

Airline66.1%
Late aircraft19.0%
National airspace14.9%
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.