Phoenix (PHX) to Kona (KOA): On-Time Performance
Data through May 2026
The calendar drives reliability on PHX–KOA. March 2025 flights landed on schedule 100% of the time, but August 2024 dropped to 57% — a gap of 43 points. Across the full period the route averages 81% on-time against a national 78%.
- On-time
- 81%
- arrived <15 min late
- Avg delay
- 13 min
- completed flights
- Cancelled
- 0.1%
- Flights/day
- 1.1
- last 12 months
- Duration
- 6h 34m
- scheduled
- Distance
- 2,860 mi
Monthly on-time trend
Best time to fly from PHX to KOA
Aim for departures around 12 p.m. (88% on-time); avoid 1 p.m. departures (77%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Mondaybest | 86% | 12 min |
| Tuesday | 81% | 16 min |
| Wednesday | 84% | 10 min |
| Thursday | 82% | 8 min |
| Friday | 80% | 19 min |
| Saturday | 80% | 10 min |
| Sunday | 77% | 15 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft45%
- Airline operations35%
- National airspace system20%
- Weather1%
Frequently asked questions
- How often are flights from PHX to KOA delayed?
- 19% of PHX–KOA flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 13 minutes.
- What is the best time of day to fly from PHX to KOA?
- Departures around 12 p.m. have the best record (88% on-time), while departures around 1 p.m. have the worst (77%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from PHX to KOA?
- The scheduled PHX–KOA flight time averages 6h 34m over 2,860 miles. Actual arrival times vary — flights on this route land 15+ minutes late 19% of the time.
- How often are PHX to KOA flights cancelled?
- 0.1% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from PHX to KOA?
- August 2024 was the roughest month in this dataset, with only 57% of arrivals on time. The best was March 2025 at 100%. If your dates are flexible, that 43-point gap is worth planning around.
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Based on 767 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.