ASA1399

ALASKA AIRLINES INC · SJC → SEA

ASA1399 is operated by ALASKA AIRLINES INC between Norman Y. Mineta San Jose International Airport (KSJC) and Seattle Tacoma International Airport (KSEA). The flight is most often flown by a BOEING Boeing 737-900. Typical block time is 2h 29m. SkyMeter has observed 20 legs of this flight number via ADS-B.

✈
FLIGHTS
20
last 90 days
⏱
AVG DURATION
2h 29m
tracked time
📅
SERVICE PERIOD
04/16/2026 → 05/24/2026
first → last seen
🗺
ROUTES / TYPES
6 / 3
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

2
KSJC → KSEA
5
avg 1h 58m · Norman Y. Mineta San Jose → Seattle Tacoma
4CA9 → KLAX
1
avg 22m · Randy Champe-Gary Howe Memorial Heliport → Los Angeles

Aircraft types

Equipment used on this number

3
B739 BOEING Boeing 737-900
12
B39M BOEING Boeing 737 MAX 9
8
B738 BOEING Boeing 737-800
6

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
0
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 26 operations of ASA1399

26
N738ALBOEING Boeing 737 MAX 9
→
05/24/2026
2h 48m
No alerts
Replay Analysis
N284AKBOEING Boeing 737-900
→
05/10/2026
5h 44m
No alerts
Replay Analysis
N563ASBOEING Boeing 737-800
→
05/10/2026
31m
No alerts
Replay Analysis
N587ASBOEING Boeing 737-800
→
05/08/2026
1h 21m
No alerts
Replay Analysis
N710ALBOEING Boeing 737 MAX 9
→
05/04/2026
5h 56m
No alerts
Replay Analysis
N557ASBOEING Boeing 737-800
→
05/04/2026
45m
No alerts
Replay Analysis
N557ASBOEING Boeing 737-800
→
05/03/2026
1h 28m
No alerts
Replay Analysis
N557ASBOEING Boeing 737-800
→
05/03/2026
2h 14m
No alerts
Replay Analysis
N467ASBOEING Boeing 737-900
→
05/03/2026
34m
No alerts
Replay Analysis
N903AKBOEING Boeing 737 MAX 9
→
05/02/2026
20m
No alerts
Replay Analysis
N486ASBOEING Boeing 737-900
→
04/30/2026
18m
No alerts
Replay Analysis
N292AKBOEING Boeing 737-900
→
04/28/2026
11m
No alerts
Replay Analysis
N292AKBOEING Boeing 737-900
→
04/27/2026
1h 25m
No alerts
Replay Analysis
N292AKBOEING Boeing 737-900
→
04/27/2026
1h 37m
No alerts
Replay Analysis
N285AKBOEING Boeing 737-900
→
04/27/2026
22m
No alerts
Replay Analysis
N285AKBOEING Boeing 737-900
→
04/26/2026
5h 44m
No alerts
Replay Analysis
N948AKBOEING Boeing 737 MAX 9
→
04/25/2026
5h 46m
No alerts
Replay Analysis
N474ASBOEING Boeing 737-900
→
04/25/2026
15m
No alerts
Replay Analysis
N474ASBOEING Boeing 737-900
→
04/24/2026
6h 3m
No alerts
Replay Analysis
N474ASBOEING Boeing 737-900
→
04/24/2026
5h 48m
No alerts
Replay Analysis
N248AKBOEING Boeing 737-900
→
04/23/2026
31m
No alerts
Replay Analysis
N966AKBOEING Boeing 737 MAX 9
→
04/21/2026
1h 52m
No alerts
Replay Analysis
N953AKBOEING Boeing 737 MAX 9
→
04/20/2026
1h 53m
No alerts
Replay Analysis
N526ASBOEING Boeing 737-800
→
04/19/2026
1h 54m
No alerts
Replay Analysis
N917AKBOEING Boeing 737 MAX 9
→
04/17/2026
2h 5m
No alerts
Replay Analysis
N720ALBOEING Boeing 737 MAX 9
→
04/16/2026
2h 6m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window