Historical on-time performance
Kona to San Diego
2,556 miData through May 2026Source: US DOT · BTS
Flights on KOA–SAN arrive on time 69% of the time over the last 12 months.
On-time rate69%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled0.7%of scheduled flights
based on 307 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Alaska AirlinesOn-time69%Medianon timep9045 minCancel0.7%Flights307
Why flights run late
Delay causes
- Airline15%
- Weather3%
- Air traffic (NAS)23%
- Late aircraft59%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline50%
- Weather50%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 2 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 → SAN
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 — 86% on time.
- Overnights86% on time · p90 20 min · 201 flights
- Middays76% on time · p90 35 min · 719 flights
- Afternoons61% on time · p90 35 min · 114 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 70% to 81% on time.
- Tuesdays81% on time · p90 25 min · 135 flights · limited
- Sundays80% on time · p90 25 min · 138 flights · limited
- Mondays78% on time · p90 20 min · 156 flights · limited
- Wednesdays77% on time · p90 35 min · 156 flights · limited
- Thursdays76% on time · p90 35 min · 135 flights · limited
- Saturdays74% on time · p90 45 min · 157 flights · limited
- Fridays70% on time · p90 35 min · 157 flights · limited
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