Flight AS345
Alaska Airlines flight AS345
Looking for AS345 in the air…
Boise (BOI) to Seattle (SEA)
Historically, this flight arrives 15+ minutes late 12% of the time, and when it is late the delay averages 49 minutes. It was cancelled 1.0% of the time.
- On-time arrivals
- 88.3%
- Less than 15 minutes late
- Cancelled
- 1.0%
- Of scheduled flights
- Average delay when late
- 49 min
- Flights arriving 15+ minutes late
- Flights tracked
- 208
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 50%
- Air traffic control & airport 50%
- Late-arriving aircraft 0%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Ontario (ONT) to Portland (PDX)
Historically, this flight arrives 15+ minutes late 0% of the time. It was cancelled 0.0% of the time.
- On-time arrivals
- 100.0%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- —
- Flights arriving 15+ minutes late
- Flights tracked
- 31
- Scheduled flights in the period
Oct 2025
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| October 2025 | 66.7% | 6 |
| November 2025 | 82.8% | 30 |
| December 2025 | 93.1% | 29 |
| January 2026 | 76.7% | 30 |
| February 2026 | 92.6% | 27 |
| March 2026 | 93.5% | 31 |
| April 2026 | 93.1% | 30 |
| May 2026 | 100.0% | 12 |
| June 2026 | 100.0% | 21 |
| July 2026 | 100.0% | 10 |
| August 2026 | 84.6% | 13 |
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