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 21m. SkyMeter has observed 65 legs of this flight number via ADS-B.

✈
FLIGHTS
65
last 90 days
⏱
AVG DURATION
1h 21m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 07/19/2026
first → last seen
🗺
ROUTES / TYPES
5 / 3
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

3
KSTS → KSAN
38
avg 1h 17m · Charles M. Schulz Sonoma County → San Diego
KMDW → KATL
24
avg 1h 33m · Chicago Midway → Hartsfield Jackson Atlanta
US-2392 → KSAN
1
avg 1h 16m · Sebastopol Airport / Cnopius Field → San Diego

Aircraft types

Equipment used on this number

3
B737 BOEING Boeing 737-700
52
B38M BOEING Boeing 737 MAX 8
10
B738 BOEING Boeing 737-800
9

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 SWA4140

30
N954WNBOEING Boeing 737-700
→
07/19/2026
1h 30m
No alerts
Replay Analysis
N8940QBOEING Boeing 737 MAX 8
→
07/17/2026
1h 34m
No alerts
Replay Analysis
N8301JBOEING Boeing 737-800
→
07/14/2026
1h 35m
No alerts
Replay Analysis
N460WNBOEING Boeing 737-700
→
07/12/2026
1h 38m
No alerts
Replay Analysis
N8812QBOEING Boeing 737 MAX 8
→
07/11/2026
1h 46m
No alerts
Replay Analysis
N8804LBOEING Boeing 737 MAX 8
→
07/10/2026
1h 31m
No alerts
Replay Analysis
N8765QBOEING Boeing 737 MAX 8
→
07/04/2026
2h 35m
No alerts
Replay Analysis
N8777QBOEING Boeing 737 MAX 8
→
07/04/2026
1h 35m
No alerts
Replay Analysis
N8957QBOEING Boeing 737 MAX 8
→
07/03/2026
1h 26m
No alerts
Replay Analysis
N8565ZBOEING Boeing 737-800
→
06/30/2026
1h 26m
No alerts
Replay Analysis
N569WNBOEING Boeing 737-700
→
06/28/2026
1h 29m
No alerts
Replay Analysis
N8305EBOEING Boeing 737-800
→
06/26/2026
1h 28m
No alerts
Replay Analysis
N8721JBOEING Boeing 737 MAX 8
→
06/23/2026
1h 34m
No alerts
Replay Analysis
N442WNBOEING Boeing 737-700
→
06/21/2026
14m
No alerts
Replay Analysis
N442WNBOEING Boeing 737-700
→
06/21/2026
34m
No alerts
Replay Analysis
N442WNBOEING Boeing 737-700
→
06/20/2026
1h 26m
No alerts
Replay Analysis
N442WNBOEING Boeing 737-700
→
06/20/2026
51m
No alerts
Replay Analysis
N8900LBOEING Boeing 737 MAX 8
→
06/20/2026
1h 28m
No alerts
Replay Analysis
N8836QBOEING Boeing 737 MAX 8
→
06/19/2026
1h 38m
No alerts
Replay Analysis
N8672FBOEING Boeing 737-800
→
06/16/2026
1h 26m
No alerts
Replay Analysis
N291WNBOEING Boeing 737-700
→
06/14/2026
48m
No alerts
Replay Analysis
N291WNBOEING Boeing 737-700
→
06/13/2026
1h 26m
No alerts
Replay Analysis
N291WNBOEING Boeing 737-700
→
06/13/2026
37m
No alerts
Replay Analysis
N8614MBOEING Boeing 737-800
→
06/13/2026
1h 27m
No alerts
Replay Analysis
N8766TBOEING Boeing 737 MAX 8
→
06/12/2026
1h 22m
No alerts
Replay Analysis
N8511KBOEING Boeing 737-800
→
06/09/2026
1h 39m
No alerts
Replay Analysis
N295WNBOEING Boeing 737-700
→
06/07/2026
1h 11m
No alerts
Replay Analysis
N295WNBOEING Boeing 737-700
→
06/06/2026
17m
No alerts
Replay Analysis
N295WNBOEING Boeing 737-700
→
06/06/2026
1h 28m
No alerts
Replay Analysis
N8684FBOEING Boeing 737-800
→
06/06/2026
1h 24m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window