Flight Reliability
HA 517 · Hawaiian Airlines
Kailua-Kona → Honolulu (KOA–HNL)
94
Nerd Approved
WanderNerd Reliability Score
- 86%
- Arrive within 15 minutes
- 3 min
- Average arrival delay
- 0%
- Cancelled
- 1 min early
- Median arrival delay
Based on 147 historical flights. Data through May 2026.
What the data says
Friday is doing you no favors.
HA 517 arrived on time 95% of the time on Tuesdays and just 76% on Fridays. That gap is worth planning around.
A bit ahead of the Hawaiian Airlines network.
HA 517 arrived on time 86% of the time, versus 83% across the Hawaiian Airlines network.
It basically never cancels.
Out of 147 scheduled flights, only 0.0% were cancelled.
The breakdown
- Mon81%(21 flights)
- Tue95%(21 flights)
- Wed76%(21 flights)
- Thu91%(21 flights)
- Fri76%(21 flights)
- Sat91%(21 flights)
- Sun91%(21 flights)
80%
Oct
Jun 73% → Oct 80% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 73% | 30 |
| July 2025 | 81% | 31 |
| August 2025 | 100% | 31 |
| September 2025 | 93% | 30 |
| October 2025 | 80% | 25 |
- Departures on time
- 89%
- Diverted
- 0%
- Flights flown
- 147
- Months covered
- 5
Same route, other flights
Keep nerding
Based on 147 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.