Historical on-time performance
Denver to Kona
3,329 miData through May 2026Source: US DOT · BTS
Flights on DEN–KOA arrive on time 83% of the time over the last 12 months.
On-time rate83%arrived within 15 min
p90 delay25 min1 in 10 flights is worse (tail risk)
Cancelled0.9%of scheduled flights
based on 341 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- United AirlinesOn-time83%Medianon timep9025 minCancel0.9%Flights341
Why flights run late
Delay causes
- Airline39%
- Weather5%
- Air traffic (NAS)16%
- Late aircraft40%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline33%
- Weather67%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 3 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly DEN → KOA
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best day of week
On-time rates are fairly even by day on this route — ranging from 75% to 85% on time.
- Thursdays85% on time · p90 30 min · 157 flights · limited
- Sundays84% on time · p90 25 min · 157 flights · limited
- Tuesdays81% on time · p90 25 min · 156 flights · limited
- Wednesdays81% on time · p90 55 min · 156 flights · limited
- Mondays80% on time · p90 35 min · 156 flights · limited
- Fridays80% on time · p90 30 min · 157 flights · limited
- Saturdays75% on time · p90 45 min · 162 flights · limited
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