SWA4123 is operated by SOUTHWEST AIRLINES CO. between San Diego International Airport (KSAN) and Norman Y. Mineta San Jose International Airport (KSJC). The flight is most often flown by a BOEING Boeing 737 MAX 8. Typical block time is 1h 37m. SkyMeter has observed 69 legs of this flight number via ADS-B.

✈
FLIGHTS
69
last 90 days
⏱
AVG DURATION
1h 37m
tracked time
📅
SERVICE PERIOD
05/31/2025 → 07/03/2026
first → last seen
🗺
ROUTES / TYPES
7 / 2
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

3
KSAN → KSJC
27
avg 1h 28m · San Diego → Norman Y. Mineta San Jose
KSAT → KPHX
22
avg 2h 7m · San Antonio → Phoenix Sky Harbor
KNZY → KSJC
1
avg 1h 21m · North Island Naval Air Station-Halsey Field → Norman Y. Mineta San Jose

Aircraft types

Equipment used on this number

2
B38M BOEING Boeing 737 MAX 8
53
B738 BOEING Boeing 737-800
16

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 SWA4123

30
N8577ZBOEING Boeing 737-800
→
07/03/2026
2h 5m
No alerts
Replay Analysis
N8838QBOEING Boeing 737 MAX 8
→
07/02/2026
2h 7m
No alerts
Replay Analysis
N8730QBOEING Boeing 737 MAX 8
→
07/01/2026
2h 29m
No alerts
Replay Analysis
N8639BBOEING Boeing 737-800
→
06/30/2026
2h 23m
No alerts
Replay Analysis
N8974KBOEING Boeing 737 MAX 8
→
06/29/2026
2h 9m
No alerts
Replay Analysis
N8626BBOEING Boeing 737-800
→
06/27/2026
2h 4m
No alerts
Replay Analysis
N8926QBOEING Boeing 737 MAX 8
→
06/26/2026
2h 10m
No alerts
Replay Analysis
N8893LBOEING Boeing 737 MAX 8
→
06/25/2026
1h 56m
No alerts
Replay Analysis
N8836QBOEING Boeing 737 MAX 8
→
06/24/2026
2h 33m
No alerts
Replay Analysis
N8824QBOEING Boeing 737 MAX 8
→
06/23/2026
2h 45m
No alerts
Replay Analysis
N8905QBOEING Boeing 737 MAX 8
→
06/22/2026
2h 0m
No alerts
Replay Analysis
N8905QBOEING Boeing 737 MAX 8
→
06/22/2026
5m
No alerts
Replay Analysis
N8926QBOEING Boeing 737 MAX 8
→
06/20/2026
2h 20m
No alerts
Replay Analysis
N8758LBOEING Boeing 737 MAX 8
→
06/19/2026
2h 4m
No alerts
Replay Analysis
N8908QBOEING Boeing 737 MAX 8
→
06/18/2026
2h 0m
No alerts
Replay Analysis
N8728QBOEING Boeing 737 MAX 8
→
06/17/2026
2h 2m
No alerts
Replay Analysis
N8536ZBOEING Boeing 737-800
→
06/16/2026
2h 2m
No alerts
Replay Analysis
N8895QBOEING Boeing 737 MAX 8
→
06/15/2026
1h 58m
No alerts
Replay Analysis
N8551QBOEING Boeing 737-800
→
06/13/2026
1h 56m
No alerts
Replay Analysis
N8984LBOEING Boeing 737-800
→
06/12/2026
2h 2m
No alerts
Replay Analysis
N8927QBOEING Boeing 737 MAX 8
→
06/11/2026
1h 43m
No alerts
Replay Analysis
N8956QBOEING Boeing 737 MAX 8
→
06/10/2026
35m
No alerts
Replay Analysis
N8977GBOEING Boeing 737 MAX 8
→
06/09/2026
2h 3m
No alerts
Replay Analysis
N8950LBOEING Boeing 737 MAX 8
→
06/08/2026
1h 58m
No alerts
Replay Analysis
N9009UBOEING Boeing 737 MAX 8
→
06/06/2026
5m
No alerts
Replay Analysis
N9009UBOEING Boeing 737 MAX 8
→
06/06/2026
1h 52m
No alerts
Replay Analysis
N8912QBOEING Boeing 737 MAX 8
→
06/05/2026
2h 2m
No alerts
Replay Analysis
N8940QBOEING Boeing 737 MAX 8
→
06/04/2026
2h 1m
No alerts
Replay Analysis
N8713MBOEING Boeing 737 MAX 8
→
06/04/2026
1h 11m
No alerts
Replay Analysis
N8901QBOEING Boeing 737 MAX 8
→
06/03/2026
1h 8m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window