ASA221 is operated by ALASKA AIRLINES INC between Los Angeles International Airport (KLAX) and San Francisco International Airport (KSFO). The flight is most often flown by a BOEING Boeing 737 MAX 9. Typical block time is 1h 6m. SkyMeter has observed 35 legs of this flight number via ADS-B.

✈
FLIGHTS
35
last 90 days
⏱
AVG DURATION
1h 6m
tracked time
📅
SERVICE PERIOD
04/17/2026 → 06/03/2026
first → last seen
🗺
ROUTES / TYPES
5 / 3
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

2
KLAX → KSFO
12
avg 1h 24m · Los Angeles → San Francisco
KSEA → PHNL
1
avg 5h 46m · Seattle Tacoma → Daniel K Inouye

Aircraft types

Equipment used on this number

3
B39M BOEING Boeing 737 MAX 9
22
B739 BOEING Boeing 737-900
9
B738 BOEING Boeing 737-800
4

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 30 operations of ASA221

30
N559ASBOEING Boeing 737-800
→
06/03/2026
1h 21m
No alerts
Replay Analysis
N935AKBOEING Boeing 737 MAX 9
→
05/31/2026
1h 22m
No alerts
Replay Analysis
N468ASBOEING Boeing 737-900
→
05/29/2026
1h 19m
No alerts
Replay Analysis
N587ASBOEING Boeing 737-800
→
05/28/2026
1h 12m
No alerts
Replay Analysis
N280AKBOEING Boeing 737-900
→
05/26/2026
1h 23m
No alerts
Replay Analysis
N467ASBOEING Boeing 737-900
→
05/25/2026
1h 28m
No alerts
Replay Analysis
N448ASBOEING Boeing 737-900
→
05/24/2026
1h 52m
No alerts
Replay Analysis
N566ASBOEING Boeing 737-800
→
05/23/2026
1h 25m
No alerts
Replay Analysis
N292AKBOEING Boeing 737-900
→
05/22/2026
1h 44m
No alerts
Replay Analysis
N734ALBOEING Boeing 737 MAX 9
→
05/21/2026
1h 4m
No alerts
Replay Analysis
N536ASBOEING Boeing 737-800
→
05/18/2026
1h 13m
No alerts
Replay Analysis
N917AKBOEING Boeing 737 MAX 9
→
05/17/2026
1h 13m
No alerts
Replay Analysis
N273AKBOEING Boeing 737-900
→
05/16/2026
1h 33m
No alerts
Replay Analysis
N729ALBOEING Boeing 737 MAX 9
→
05/15/2026
1h 41m
No alerts
Replay Analysis
N710ALBOEING Boeing 737 MAX 9
→
05/14/2026
1h 30m
No alerts
Replay Analysis
N716ALBOEING Boeing 737 MAX 9
→
05/13/2026
22m
No alerts
Replay Analysis
N716ALBOEING Boeing 737 MAX 9
→
05/13/2026
1h 1m
No alerts
Replay Analysis
N953AKBOEING Boeing 737 MAX 9
→
05/11/2026
18m
No alerts
Replay Analysis
N953AKBOEING Boeing 737 MAX 9
→
05/11/2026
57m
No alerts
Replay Analysis
N943AKBOEING Boeing 737 MAX 9
→
05/10/2026
18m
No alerts
Replay Analysis
N943AKBOEING Boeing 737 MAX 9
→
05/10/2026
1h 2m
No alerts
Replay Analysis
N960AKBOEING Boeing 737 MAX 9
→
05/08/2026
1h 7m
No alerts
Replay Analysis
N912AKBOEING Boeing 737 MAX 9
→
05/04/2026
5h 46m
No alerts
Replay Analysis
N720ALBOEING Boeing 737 MAX 9
→
05/03/2026
17m
No alerts
Replay Analysis
N720ALBOEING Boeing 737 MAX 9
→
05/03/2026
49m
No alerts
Replay Analysis
N947AKBOEING Boeing 737 MAX 9
→
04/25/2026
21m
No alerts
Replay Analysis
N947AKBOEING Boeing 737 MAX 9
→
04/25/2026
59m
No alerts
Replay Analysis
N478ASBOEING Boeing 737-900
→
04/23/2026
26m
No alerts
Replay Analysis
N478ASBOEING Boeing 737-900
→
04/23/2026
37m
No alerts
Replay Analysis
N732ALBOEING Boeing 737 MAX 9
→
04/21/2026
23m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window