Historical on-time performance
Kona to Los Angeles
2,504 miData through May 2026Source: US DOT · BTS
Flights on KOA–LAX arrive on time 85% of the time over the last 12 months.
On-time rate85%arrived within 15 min
p90 delay20 min1 in 10 flights is worse (tail risk)
Cancelled1.6%of scheduled flights
based on 1,363 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- United AirlinesbestOn-time91%Medianon timep9010 minCancel1.0%Flights494
- Delta Air LinesOn-time86%Medianon timep9015 minCancel3.6%Flights337
- American AirlinesOn-time82%Medianon timep9025 minCancel1.2%Flights245
- Alaska AirlinesOn-time77%Medianon timep9040 minCancel0.7%Flights287
Why flights run late
Delay causes
- Airline42%
- Weather6%
- Air traffic (NAS)12%
- Late aircraft40%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline59%
- Weather41%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 22 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 KOA → LAX
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Overnights are the most reliable time of day to fly this route — 88% on time.
- Overnights88% on time · p90 15 min · 1,867 flights
- Afternoons83% on time · p90 25 min · 1,818 flights
- Middays82% on time · p90 25 min · 1,223 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 82% to 89% on time.
- Wednesdays89% on time · p90 15 min · 673 flights
- Tuesdays88% on time · p90 15 min · 669 flights
- Mondays84% on time · p90 20 min · 688 flights
- Saturdays84% on time · p90 20 min · 770 flights
- Thursdays84% on time · p90 20 min · 698 flights
- Fridays83% on time · p90 25 min · 697 flights
- Sundays82% on time · p90 25 min · 713 flights
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