Flight AS305
Alaska Airlines flight AS305
Looking for AS305 in the air…
Alerts at this flight's airports
-
Advisory Airport Closure SNA
Airport Closure at John Wayne Orange County International Airport (SNA): Reopens Nov 08 at 14:15 UTC.
Airport status
Miami (MIA) to Seattle (SEA)
Historically, this flight arrives 15+ minutes late 32% of the time, and when it is late the delay averages 51 minutes. It was cancelled 1.4% of the time.
- On-time arrivals
- 67.6%
- Less than 15 minutes late
- Cancelled
- 1.4%
- Of scheduled flights
- Average delay when late
- 51 min
- Flights arriving 15+ minutes late
- Flights tracked
- 281
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 38%
- Airline (crew, maintenance, cleaning) 28%
- Air traffic control & airport 28%
- Extreme weather 6%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Seattle (SEA) to Miami (MIA)
Historically, this flight arrives 15+ minutes late 21% of the time, and when it is late the delay averages 45 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 79.1%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 45 min
- Flights arriving 15+ minutes late
- Flights tracked
- 264
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 61%
- Airline (crew, maintenance, cleaning) 33%
- Late-arriving aircraft 6%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Portland (PDX) to Santa Ana (SNA)
Only 9 flights on record, which is too few for reliable odds.
- 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
- 9
- Scheduled flights in the period
Show as table
| Month | On time | Flights |
|---|---|---|
| October 2025 | 100.0% | 9 |
| November 2025 | 64.7% | 17 |
| December 2025 | 66.0% | 48 |
| January 2026 | 73.2% | 56 |
| February 2026 | 80.4% | 56 |
| March 2026 | 53.3% | 62 |
| April 2026 | 67.2% | 60 |
| May 2026 | 86.9% | 62 |
| June 2026 | 85.0% | 60 |
| July 2026 | 80.6% | 62 |
| August 2026 | 67.2% | 62 |
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