ASA1321

ALASKA AIRLINES INC · SEA → STS

ASA1321 is operated by ALASKA AIRLINES INC between Seattle Tacoma International Airport (KSEA) and Charles M. Schulz Sonoma County Airport (KSTS). The flight is most often flown by a BOEING Boeing 737-800. Typical block time is 1h 40m. SkyMeter has observed 109 legs of this flight number via ADS-B.

✈
FLIGHTS
109
last 90 days
⏱
AVG DURATION
1h 40m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 07/19/2026
first → last seen
🗺
ROUTES / TYPES
6 / 2
city pairs · airframes
⚠
INCIDENT RATE
0.9%
1 flagged

Routes flown

By count · last 90 days

3
KSEA → KSTS
76
avg 1h 42m · Seattle Tacoma → Charles M. Schulz Sonoma County
KSTS → KSEA
26
avg 1h 38m · Charles M. Schulz Sonoma County → Seattle Tacoma
KSTS → KRNT
1
avg 1h 34m · Charles M. Schulz Sonoma County → Renton

Aircraft types

Equipment used on this number

2
B738 BOEING Boeing 737-800
93
B38M BOEING Boeing 737 MAX 8
18

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
1
Rejected TO
0
Stall warnings
0
Overspeeds
0
Runway excursion
0
Counts represent flights with at least one occurrence of each flag, not the total event count. See /incidents for individual events.

Recent flights

Newest 30 operations of ASA1321

30
N529ASBOEING Boeing 737-800
→
07/19/2026
1h 50m
No alerts
Replay Analysis
N577ASBOEING Boeing 737-800
→
07/18/2026
2h 5m
No alerts
Replay Analysis
N562ASBOEING Boeing 737-800
→
07/17/2026
2h 1m
No alerts
Replay Analysis
N517ASBOEING Boeing 737-800
→
07/16/2026
2h 1m
No alerts
Replay Analysis
N803AKBOEING Boeing 737 MAX 8
→
07/15/2026
1h 58m
No alerts
Replay Analysis
N517ASBOEING Boeing 737-800
→
07/14/2026
1h 47m
No alerts
Replay Analysis
N592ASBOEING Boeing 737-800
→
07/13/2026
1h 52m
No alerts
Replay Analysis
N585ASBOEING Boeing 737-800
→
07/12/2026
1h 50m
No alerts
Replay Analysis
N588ASBOEING Boeing 737-800
→
07/10/2026
1h 46m
No alerts
Replay Analysis
N815AKBOEING Boeing 737 MAX 8
→
07/09/2026
1h 34m
No alerts
Replay Analysis
N532ASBOEING Boeing 737-800
→
07/08/2026
1h 52m
No alerts
Replay Analysis
N557ASBOEING Boeing 737-800
→
07/07/2026
1h 49m
No alerts
Replay Analysis
N579ASBOEING Boeing 737-800
→
07/06/2026
1h 47m
No alerts
Replay Analysis
N589ASBOEING Boeing 737-800
→
07/05/2026
2h 6m
No alerts
Replay Analysis
N559ASBOEING Boeing 737-800
→
07/04/2026
1h 50m
No alerts
Replay Analysis
N520ASBOEING Boeing 737-800
→
07/03/2026
1h 29m
No alerts
Replay Analysis
N523ASBOEING Boeing 737-800
→
07/02/2026
1h 45m
No alerts
Replay Analysis
N586ASBOEING Boeing 737-800
→
07/01/2026
1h 35m
No alerts
Replay Analysis
N528ASBOEING Boeing 737-800
→
06/30/2026
1h 43m
No alerts
Replay Analysis
N562ASBOEING Boeing 737-800
→
06/29/2026
1h 34m
No alerts
Replay Analysis
N570ASBOEING Boeing 737-800
→
06/28/2026
1h 28m
No alerts
Replay Analysis
N535ASBOEING Boeing 737-800
→
06/27/2026
1h 42m
No alerts
Replay Analysis
N519ASBOEING Boeing 737-800
→
06/26/2026
1h 24m
No alerts
Replay Analysis
N585ASBOEING Boeing 737-800
→
06/25/2026
1h 32m
No alerts
Replay Analysis
N535ASBOEING Boeing 737-800
→
06/24/2026
1h 43m
No alerts
Replay Analysis
N565ASBOEING Boeing 737-800
→
06/23/2026
1h 47m
No alerts
Replay Analysis
N553ASBOEING Boeing 737-800
→
06/22/2026
1h 42m
No alerts
Replay Analysis
N528ASBOEING Boeing 737-800
→
06/21/2026
1h 29m
No alerts
Replay Analysis
N579ASBOEING Boeing 737-800
→
06/20/2026
1h 38m
No alerts
Replay Analysis
N530ASBOEING Boeing 737-800
→
06/19/2026
1h 32m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window