Flight AS1021
Alaska Airlines flight AS1021
Looking for AS1021 in the air…
Hilo (ITO) to Honolulu, Oahu (HNL)
Historically, this flight arrives 15+ minutes late 13% of the time, and when it is late the delay averages 49 minutes. It was cancelled 1.4% of the time.
- On-time arrivals
- 87.0%
- Less than 15 minutes late
- Cancelled
- 1.4%
- Of scheduled flights
- Average delay when late
- 49 min
- Flights arriving 15+ minutes late
- Flights tracked
- 220
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 41%
- Airline (crew, maintenance, cleaning) 37%
- Air traffic control & airport 15%
- Extreme weather 6%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Jan 2026
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| January 2026 | 90.0% | 31 |
| February 2026 | 89.3% | 28 |
| March 2026 | 78.6% | 14 |
| April 2026 | 88.5% | 27 |
| May 2026 | 78.6% | 28 |
| June 2026 | 93.3% | 30 |
| July 2026 | 90.3% | 31 |
| August 2026 | 82.8% | 31 |
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