ASA20 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 MAX 9. Typical block time is 5h 18m. SkyMeter has observed 87 legs of this flight number via ADS-B.

✈
FLIGHTS
87
last 90 days
⏱
AVG DURATION
5h 18m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 9/4/2026
first → last seen
🗺
ROUTES / TYPES
10 / 4
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

8
KSFO → KJFK
64
avg 5h 26m · San Francisco → John F Kennedy
KHAF → KJFK
8
avg 5h 27m · Half Moon Bay → John F Kennedy
KOAK → KJFK
2
avg 5h 22m · Metropolitan Oakland → John F Kennedy
KSFO → KBOS
1
avg 6h 52m · San Francisco → General Edward Lawrence Logan
KBOS → KJFK
1
avg 1h 14m · General Edward Lawrence Logan → John F Kennedy
KSFO → KPHL
1
avg 6h 37m · San Francisco → Philadelphia
KSFO → KATL
1
avg 5h 58m · San Francisco → Hartsfield Jackson Atlanta
KATL → KJFK
1
avg 3h 24m · Hartsfield Jackson Atlanta → John F Kennedy

Aircraft types

Equipment used on this number

4
B39M BOEING Boeing 737 MAX 9
31
B739 BOEING Boeing 737-900
27
B738 BOEING Boeing 737-800
26
B38M BOEING Boeing 737 MAX 8
5

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 ASA20

30
N494ASBOEING Boeing 737-900
→
9/4/2026
5h 9m
No alerts
Replay Analysis
N467ASBOEING Boeing 737-900
→
9/2/2026
5h 25m
No alerts
Replay Analysis
N284AKBOEING Boeing 737-900
→
9/1/2026
5h 13m
No alerts
Replay Analysis
N493ASBOEING Boeing 737-900
→
8/31/2026
5h 21m
No alerts
Replay Analysis
N260AKBOEING Boeing 737-900
→
8/30/2026
5h 28m
No alerts
Replay Analysis
N514ASBOEING Boeing 737-800
→
8/29/2026
5h 10m
No alerts
Replay Analysis
N952AKBOEING Boeing 737 MAX 9
→
8/28/2026
5h 35m
No alerts
Replay Analysis
N962AKBOEING Boeing 737 MAX 9
→
8/28/2026
1h 14m
No alerts
Replay Analysis
N962AKBOEING Boeing 737 MAX 9
→
8/27/2026
6h 51m
No alerts
Replay Analysis
N558ASBOEING Boeing 737-800
→
8/26/2026
5h 23m
No alerts
Replay Analysis
N946AKBOEING Boeing 737 MAX 9
→
8/25/2026
5h 8m
No alerts
Replay Analysis
N963AKBOEING Boeing 737 MAX 9
→
8/24/2026
5h 24m
No alerts
Replay Analysis
N453ASBOEING Boeing 737-900
→
8/23/2026
5h 22m
No alerts
Replay Analysis
N512ASBOEING Boeing 737-800
→
8/22/2026
5h 26m
No alerts
Replay Analysis
N407ASBOEING Boeing 737-900
→
8/20/2026
5h 14m
No alerts
Replay Analysis
N985AKBOEING Boeing 737 MAX 9
→
8/19/2026
4h 3m
No alerts
Replay Analysis
N710ALBOEING Boeing 737 MAX 9
→
8/18/2026
5h 5m
No alerts
Replay Analysis
N457ASBOEING Boeing 737-900
→
8/17/2026
5h 41m
No alerts
Replay Analysis
N593ASBOEING Boeing 737-800
→
8/16/2026
5h 23m
No alerts
Replay Analysis
N570ASBOEING Boeing 737-800
→
8/15/2026
5h 22m
No alerts
Replay Analysis
N493ASBOEING Boeing 737-900
→
8/14/2026
5h 31m
No alerts
Replay Analysis
N706ALBOEING Boeing 737 MAX 9
→
8/13/2026
5h 19m
No alerts
Replay Analysis
N520ASBOEING Boeing 737-800
→
8/10/2026
5h 34m
No alerts
Replay Analysis
N523ASBOEING Boeing 737-800
→
8/9/2026
2h 0m
No alerts
Replay Analysis
N284AKBOEING Boeing 737-900
→
8/8/2026
6h 27m
No alerts
Replay Analysis
N526ASBOEING Boeing 737-800
→
8/7/2026
5h 55m
No alerts
Replay Analysis
N403ASBOEING Boeing 737-900
→
8/6/2026
5h 29m
No alerts
Replay Analysis
N273AKBOEING Boeing 737-900
→
8/5/2026
5h 59m
No alerts
Replay Analysis
N275AKBOEING Boeing 737-900
→
8/4/2026
5h 12m
No alerts
Replay Analysis
N537ASBOEING Boeing 737-800
→
8/3/2026
5h 29m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window