SWA4140 is operated by SOUTHWEST AIRLINES CO between Charles M. Schulz Sonoma County Airport (KSTS) and San Diego International Airport (KSAN). The flight is most often flown by a BOEING Boeing 737-700. Typical block time is 1h 17m. SkyMeter has observed 20 legs of this flight number via ADS-B.

✈
FLIGHTS
20
last 90 days
⏱
AVG DURATION
1h 17m
tracked time
📅
SERVICE PERIOD
04/17/2026 → 06/03/2026
first → last seen
🗺
ROUTES / TYPES
1 / 1
city pairs · airframes
⚠
INCIDENT RATE
45.0%
9 flagged

Routes flown

By count · last 90 days

1
KSTS → KSAN
20
avg 1h 17m · Charles M. Schulz Sonoma County → San Diego

Aircraft types

Equipment used on this number

1
B737 BOEING Boeing 737-700
20

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
9
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 20 operations of SWA4140

20
N949WNBOEING Boeing 737-700
→
06/03/2026
1h 18m
No alerts
Replay Analysis
N944WNBOEING Boeing 737-700
→
06/02/2026
1h 18m
△ Unstable
Replay Analysis
N960WNBOEING Boeing 737-700
→
06/01/2026
1h 17m
No alerts
Replay Analysis
N240WNBOEING Boeing 737-700
→
05/31/2026
1h 17m
△ Unstable
Replay Analysis
N451WNBOEING Boeing 737-700
→
05/29/2026
1h 16m
△ Unstable
Replay Analysis
N285WNBOEING Boeing 737-700
→
05/28/2026
1h 17m
△ Unstable
Replay Analysis
N957WNBOEING Boeing 737-700
→
05/26/2026
1h 12m
No alerts
Replay Analysis
N449WNBOEING Boeing 737-700
→
05/25/2026
1h 20m
No alerts
Replay Analysis
N965WNBOEING Boeing 737-700
→
05/24/2026
1h 22m
No alerts
Replay Analysis
N7751ABOEING Boeing 737-700
→
05/23/2026
1h 17m
No alerts
Replay Analysis
N7825ABOEING Boeing 737-700
→
05/21/2026
1h 18m
△ Unstable
Replay Analysis
N449WNBOEING Boeing 737-700
→
05/18/2026
1h 15m
△ Unstable
Replay Analysis
N926WNBOEING Boeing 737-700
→
05/17/2026
1h 12m
No alerts
Replay Analysis
N7843ABOEING Boeing 737-700
→
04/25/2026
1h 22m
No alerts
Replay Analysis
N431WNBOEING Boeing 737-700
→
04/23/2026
1h 17m
△ Unstable
Replay Analysis
N957WNBOEING Boeing 737-700
→
04/21/2026
1h 20m
No alerts
Replay Analysis
N283WNBOEING Boeing 737-700
→
04/20/2026
1h 18m
△ Unstable
Replay Analysis
N253WNBOEING Boeing 737-700
→
04/19/2026
1h 18m
No alerts
Replay Analysis
N7742BBOEING Boeing 737-700
→
04/18/2026
1h 18m
△ Unstable
Replay Analysis
N201LVBOEING Boeing 737-700
→
04/17/2026
1h 17m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window