Flight AS1091
Alaska Airlines flight AS1091
Looking for AS1091 in the air…
Hilo (ITO) to Honolulu, Oahu (HNL)
Historically, this flight arrives 15+ minutes late 39% of the time, and when it is late the delay averages 49 minutes. It was cancelled 3.4% of the time.
- On-time arrivals
- 60.9%
- Less than 15 minutes late
- Cancelled
- 3.4%
- Of scheduled flights
- Average delay when late
- 49 min
- Flights arriving 15+ minutes late
- Flights tracked
- 204
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 71%
- Airline (crew, maintenance, cleaning) 24%
- Air traffic control & airport 5%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Ontario (ONT) to Seattle (SEA)
Historically, this flight arrives 15+ minutes late 11% of the time, and when it is late the delay averages 51 minutes. It was cancelled 1.9% of the time.
- On-time arrivals
- 88.7%
- Less than 15 minutes late
- Cancelled
- 1.9%
- Of scheduled flights
- Average delay when late
- 51 min
- Flights arriving 15+ minutes late
- Flights tracked
- 54
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 89%
- Airline (crew, maintenance, cleaning) 11%
- Late-arriving aircraft 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 82.8% | 29 |
| October 2025 | 95.8% | 25 |
| January 2026 | 44.8% | 30 |
| February 2026 | 40.7% | 28 |
| March 2026 | 50.0% | 17 |
| April 2026 | 54.5% | 11 |
| May 2026 | 63.3% | 31 |
| June 2026 | 82.8% | 30 |
| July 2026 | 67.7% | 31 |
| August 2026 | 75.0% | 26 |
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