ASA390 is operated by ALASKA AIRLINES INC between San Diego International Airport (KSAN) and General Edward Lawrence Logan International Airport (KBOS). The flight is most often flown by a BOEING Boeing 737-900. Typical block time is 5h 32m. SkyMeter has observed 21 legs of this flight number via ADS-B.

✈
FLIGHTS
21
last 90 days
⏱
AVG DURATION
5h 32m
tracked time
📅
SERVICE PERIOD
04/17/2026 → 06/03/2026
first → last seen
🗺
ROUTES / TYPES
2 / 2
city pairs · airframes
⚠
INCIDENT RATE
4.8%
1 flagged

Routes flown

By count · last 90 days

1
KSAN → KBOS
20
avg 5h 32m · San Diego → General Edward Lawrence Logan

Aircraft types

Equipment used on this number

2
B739 BOEING Boeing 737-900
13
B39M BOEING Boeing 737 MAX 9
8

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 21 operations of ASA390

21
N954AKBOEING Boeing 737 MAX 9
→
06/03/2026
5h 49m
No alerts
Replay Analysis
N290AKBOEING Boeing 737-900
→
06/02/2026
5h 55m
No alerts
Replay Analysis
N288AKBOEING Boeing 737-900
→
06/01/2026
5h 21m
No alerts
Replay Analysis
N266AKBOEING Boeing 737-900
→
05/31/2026
5h 31m
No alerts
Replay Analysis
N281AKBOEING Boeing 737-900
→
05/29/2026
5h 33m
No alerts
Replay Analysis
N285AKBOEING Boeing 737-900
→
05/28/2026
5h 49m
No alerts
Replay Analysis
N247AKBOEING Boeing 737-900
→
05/26/2026
5h 39m
No alerts
Replay Analysis
N290AKBOEING Boeing 737-900
→
05/25/2026
5h 40m
No alerts
Replay Analysis
N935AKBOEING Boeing 737 MAX 9
→
05/24/2026
5h 31m
No alerts
Replay Analysis
N291BTBOEING Boeing 737 MAX 9
→
05/23/2026
5h 31m
No alerts
Replay Analysis
N915AKBOEING Boeing 737 MAX 9
→
05/21/2026
5h 20m
No alerts
Replay Analysis
N985AKBOEING Boeing 737 MAX 9
→
05/18/2026
5h 52m
No alerts
Replay Analysis
N288AKBOEING Boeing 737-900
→
05/17/2026
5h 41m
No alerts
Replay Analysis
N952AKBOEING Boeing 737 MAX 9
→
04/25/2026
5h 8m
No alerts
Replay Analysis
N403ASBOEING Boeing 737-900
→
04/24/2026
5h 14m
No alerts
Replay Analysis
N428ASBOEING Boeing 737-900
→
04/23/2026
5h 18m
△ Unstable
Replay Analysis
N491ASBOEING Boeing 737-900
→
04/21/2026
5h 32m
No alerts
Replay Analysis
N267AKBOEING Boeing 737-900
→
04/20/2026
5h 42m
No alerts
Replay Analysis
N267AKBOEING Boeing 737-900
→
04/19/2026
5h 36m
No alerts
Replay Analysis
N926AKBOEING Boeing 737 MAX 9
→
04/18/2026
5h 12m
No alerts
Replay Analysis
N941AKBOEING Boeing 737 MAX 9
→
04/17/2026
5h 27m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window