Route Reliability
Kailua-Kona → San Francisco
KOA–SFO · 2,368 miles · Ellison Onizuka Kona International Airport to San Francisco International Airport
- 84%
- Arrive within 15 minutes
- 0 min
- Average arrival delay
- 1.0%
- Cancelled
- 1,008
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.United Airlines87%805 flights
- 2.Alaska Airlines72%203 flights
What the data says
The 6–9 AM departure wins.
KOA–SFO flights departing between 6–9 AM arrived on time 100% of the time, versus 64% between 9 AM–12 PM.
Wednesday comes out ahead.
A small edge: 87% on time on Wednesdays against 81% on Thursdays.
United Airlines runs this route best.
United Airlines arrived on time 87% of the time on this route; Alaska Airlines managed 72%.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon85%(121 flights)
- Tue82%(140 flights)
- Wed87%(103 flights)
- Thu81%(156 flights)
- Fri86%(125 flights)
- Sat82%(183 flights)
- Sun85%(167 flights)
- 6–9 AM100%(12 flights)
- 9 AM–12 PM64%(11 flights)
- 12–3 PM80%(484 flights)
- 3–6 PM80%(194 flights)
- 9 PM–12 AM92%(294 flights)
Jun 87% → May 80% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 87% | 75 |
| July 2025 | 87% | 84 |
| August 2025 | 82% | 83 |
| September 2025 | 94% | 77 |
| October 2025 | 71% | 66 |
| November 2025 | 84% | 62 |
| December 2025 | 86% | 90 |
| January 2026 | 82% | 89 |
| February 2026 | 86% | 76 |
| March 2026 | 80% | 95 |
| April 2026 | 87% | 96 |
| May 2026 | 80% | 102 |
Same trip, other airports
Keep nerding
Based on 1,008 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.