Flight AS1381
Alaska Airlines flight AS1381
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Alerts at this flight's airports
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Watch Ground Delay Program SAN
Ground Delay Program at San Diego International Airport (SAN): Average 37 minutes, up to 1 hour and 11 minutes
Reason: airport volume
Airport status
San Diego (SAN) to Seattle (SEA)
Historically, this flight arrives 15+ minutes late 45% of the time, and when it is late the delay averages 47 minutes. It was cancelled 1.4% of the time.
- On-time arrivals
- 55.1%
- Less than 15 minutes late
- Cancelled
- 1.4%
- Of scheduled flights
- Average delay when late
- 47 min
- Flights arriving 15+ minutes late
- Flights tracked
- 70
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 77%
- Airline (crew, maintenance, cleaning) 13%
- Air traffic control & airport 9%
- Security 0%
- Extreme weather 0%
Share of delay minutes airlines attributed to each cause (BTS).
Seattle (SEA) to Milwaukee (MKE)
Historically, this flight arrives 15+ minutes late 11% of the time, and when it is late the delay averages 32 minutes. It was cancelled 0.0% of the time.
- On-time arrivals
- 88.9%
- Less than 15 minutes late
- Cancelled
- 0.0%
- Of scheduled flights
- Average delay when late
- 32 min
- Flights arriving 15+ minutes late
- Flights tracked
- 37
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 63%
- Air traffic control & airport 21%
- Airline (crew, maintenance, cleaning) 16%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| April 2026 | 100.0% | 6 |
| May 2026 | 83.3% | 24 |
| June 2026 | 55.6% | 28 |
| July 2026 | 66.7% | 31 |
| August 2026 | 50.0% | 18 |
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