Flight Reliability
HA 557 · Hawaiian Airlines
Kailua-Kona → Honolulu (KOA–HNL)
99
Nerd Approved
WanderNerd Reliability Score
- 91%
- Arrive within 15 minutes
- 1 min
- Average arrival delay
- 0%
- Cancelled
- 5 min early
- Median arrival delay
Based on 113 historical flights. Data through May 2026.
What the data says
Tuesday has been the better bet.
A small edge: 94% on time on Tuesdays against 88% on Fridays.
A bit ahead of the KOA–HNL route.
HA 557 arrived on time 91% of the time, versus 86% across the KOA–HNL route.
Better than the Hawaiian Airlines network average.
HA 557 arrived on time 91% of the time, versus 83% across the Hawaiian Airlines network.
It basically never cancels.
Out of 113 scheduled flights, only 0.0% were cancelled.
The breakdown
- Mon88%(16 flights)
- Tue94%(16 flights)
- Wed94%(16 flights)
- Thu88%(17 flights)
- Fri88%(16 flights)
- Sat94%(16 flights)
- Sun94%(16 flights)
97%
Sep
Jun 84% → Sep 97% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 84% | 19 |
| July 2025 | 87% | 30 |
| August 2025 | 94% | 31 |
| September 2025 | 97% | 30 |
- Departures on time
- 92%
- Diverted
- 0%
- Flights flown
- 113
- Months covered
- 5
Same route, other flights
Keep nerding
Based on 113 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.