ASA42 is operated by ALASKA AIRLINES INC between San Francisco International Airport (KSFO) and John F Kennedy International Airport (KJFK). The flight is most often flown by a BOEING Boeing 737-900. Typical block time is 5h 19m. SkyMeter has observed 83 legs of this flight number via ADS-B.

✈
FLIGHTS
83
last 90 days
⏱
AVG DURATION
5h 19m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 08/18/2026
first → last seen
🗺
ROUTES / TYPES
5 / 3
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

3
KSFO → KJFK
61
avg 5h 40m · San Francisco → John F Kennedy
KHAF → KJFK
11
avg 5h 38m · Half Moon Bay → John F Kennedy
KOAK → KJFK
1
avg 5h 40m · Metropolitan Oakland → John F Kennedy

Aircraft types

Equipment used on this number

3
B739 BOEING Boeing 737-900
90
B39M BOEING Boeing 737 MAX 9
85
B738 BOEING Boeing 737-800
48

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 ASA42

30
N493ASBOEING Boeing 737-900
→
08/18/2026
2h 41m
No alerts
Replay Analysis
N982AKBOEING Boeing 737 MAX 9
→
08/18/2026
2h 39m
No alerts
Replay Analysis
N982AKBOEING Boeing 737 MAX 9
→
08/17/2026
3h 21m
No alerts
Replay Analysis
N982AKBOEING Boeing 737 MAX 9
→
08/17/2026
6h 1m
No alerts
Replay Analysis
N297AKBOEING Boeing 737-900
→
08/17/2026
2h 41m
No alerts
Replay Analysis
N297AKBOEING Boeing 737-900
→
08/16/2026
5h 54m
No alerts
Replay Analysis
N297AKBOEING Boeing 737-900
→
08/16/2026
3h 12m
No alerts
Replay Analysis
N468ASBOEING Boeing 737-900
→
08/16/2026
2h 23m
No alerts
Replay Analysis
N468ASBOEING Boeing 737-900
→
08/15/2026
3h 9m
No alerts
Replay Analysis
N468ASBOEING Boeing 737-900
→
08/15/2026
5h 33m
No alerts
Replay Analysis
N713ALBOEING Boeing 737 MAX 9
→
08/15/2026
2h 44m
No alerts
Replay Analysis
N713ALBOEING Boeing 737 MAX 9
→
08/14/2026
3h 28m
No alerts
Replay Analysis
N713ALBOEING Boeing 737 MAX 9
→
08/14/2026
6h 13m
No alerts
Replay Analysis
N459ASBOEING Boeing 737-900
→
08/14/2026
3h 3m
No alerts
Replay Analysis
N459ASBOEING Boeing 737-900
→
08/13/2026
2h 54m
No alerts
Replay Analysis
N459ASBOEING Boeing 737-900
→
08/13/2026
5h 58m
No alerts
Replay Analysis
N434ASBOEING Boeing 737-900
→
08/11/2026
3h 8m
No alerts
Replay Analysis
N731ALBOEING Boeing 737 MAX 9
→
08/11/2026
4h 18m
No alerts
Replay Analysis
N731ALBOEING Boeing 737 MAX 9
→
08/10/2026
1h 11m
No alerts
Replay Analysis
N731ALBOEING Boeing 737 MAX 9
→
08/10/2026
5h 30m
No alerts
Replay Analysis
N214AKBOEING Boeing 737-900
→
08/10/2026
2h 27m
No alerts
Replay Analysis
N214AKBOEING Boeing 737-900
→
08/09/2026
3h 21m
No alerts
Replay Analysis
N214AKBOEING Boeing 737-900
→
08/09/2026
5h 49m
No alerts
Replay Analysis
N282AKBOEING Boeing 737-900
→
08/09/2026
2h 50m
No alerts
Replay Analysis
N282AKBOEING Boeing 737-900
→
08/08/2026
2h 54m
No alerts
Replay Analysis
N282AKBOEING Boeing 737-900
→
08/08/2026
5h 45m
No alerts
Replay Analysis
N266AKBOEING Boeing 737-900
→
08/06/2026
2h 59m
No alerts
Replay Analysis
N287AKBOEING Boeing 737-900
→
08/06/2026
3h 39m
No alerts
Replay Analysis
N287AKBOEING Boeing 737-900
→
08/05/2026
6h 6m
No alerts
Replay Analysis
N287AKBOEING Boeing 737-900
→
08/05/2026
2h 26m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window