Route
KOA → ANC
Ellison Onizuka Kona International Airport at Keāhole Ted Stevens Anchorage International Airport
How punctual is this route?
- On-time arrivals
- 61.7%
- Less than 15 minutes late
- Cancelled
- 13.0%
- Of scheduled flights
- Average delay when late
- 42 min
- Flights arriving 15+ minutes late
- Flights tracked
- 54
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 36%
- Air traffic control & airport 27%
- Extreme weather 23%
- Airline (crew, maintenance, cleaning) 14%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| November 2025 | 50.0% | 4 |
| December 2025 | 88.9% | 13 |
| January 2026 | 40.0% | 13 |
| February 2026 | 58.3% | 12 |
| March 2026 | 66.7% | 12 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Alaska Airlines | 54 | 61.7% | 13.0% | 42 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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AS256
38% late · 49 flights
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