Flight Reliability
HA 121 · Hawaiian Airlines
Hilo → Honolulu (ITO–HNL)
100
Nerd Approved
WanderNerd Reliability Score
- 94%
- Arrive within 15 minutes
- 3 min early
- Average arrival delay
- 0%
- Cancelled
- 6 min early
- Median arrival delay
Based on 33 historical flights. Data through May 2026.
What the data says
Better than the ITO–HNL route average.
HA 121 arrived on time 94% of the time, versus 85% across the ITO–HNL route.
Better than the Hawaiian Airlines network average.
HA 121 arrived on time 94% of the time, versus 83% across the Hawaiian Airlines network.
The breakdown
- Mon—(5 flights)
- Tue—(5 flights)
- Wed—(5 flights)
- Thu—(4 flights)
- Fri—(4 flights)
- Sat—(5 flights)
- Sun—(5 flights)
- Departures on time
- 94%
- Diverted
- 0%
- Flights flown
- 33
- Months covered
- 2
Same route, other flights
Keep nerding
Based on 33 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.