Flight Reliability
AS 859 · Alaska Airlines
San Jose → Lihue (SJC–LIH)93% of its flights flew this route. The rest (KOA–SAN) are included in these numbers.
96
Nerd Approved
WanderNerd Reliability Score
- 88%
- Arrive within 15 minutes
- 6 min early
- Average arrival delay
- 0%
- Cancelled
- 11 min early
- Median arrival delay
Based on 84 historical flights. Data through May 2026.
What the data says
Tuesday has been the better bet.
A small edge: 91% on time on Tuesdays against 86% on Sundays.
A bit behind the SJC–LIH route.
AS 859 arrived on time 88% of the time, versus 91% across the SJC–LIH route.
Better than the Alaska Airlines network average.
AS 859 arrived on time 88% of the time, versus 80% across the Alaska Airlines network.
The breakdown
- Mon—(0 flights)
- Tue91%(21 flights)
- Wed—(0 flights)
- Thu91%(21 flights)
- Fri—(0 flights)
- Sat86%(21 flights)
- Sun86%(21 flights)
- 6–9 AM89%(78 flights)
- 12–3 PM—(6 flights)
86%
Oct
Jun 82% → Oct 86% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 82% | 17 |
| July 2025 | 83% | 18 |
| August 2025 | 100% | 18 |
| September 2025 | 88% | 17 |
| October 2025 | 86% | 14 |
- Departures on time
- 89%
- Diverted
- 0%
- Flights flown
- 84
- Months covered
- 5
Same route, other flights
Keep nerding
Based on 84 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.