SWA4135 is operated by SOUTHWEST AIRLINES CO between San Diego International Airport (KSAN) and Sacramento International Airport (KSMF). The flight is most often flown by a BOEING Boeing 737-800. Typical block time is 1h 44m. SkyMeter has observed 23 legs of this flight number via ADS-B.

✈
FLIGHTS
23
last 90 days
⏱
AVG DURATION
1h 44m
tracked time
📅
SERVICE PERIOD
04/17/2026 → 06/03/2026
first → last seen
🗺
ROUTES / TYPES
3 / 3
city pairs · airframes
⚠
INCIDENT RATE
13.0%
3 flagged

Routes flown

By count · last 90 days

3
KSAN → KSMF
20
avg 1h 37m · San Diego → Sacramento
KSJC → KSAN
2
avg 2h 0m · Norman Y. Mineta San Jose → San Diego
KTUS → KSMF
1
avg 3h 21m · Tucson International Airport / Morris Air National Guard Base → Sacramento

Aircraft types

Equipment used on this number

3
B738 BOEING Boeing 737-800
11
B38M BOEING Boeing 737 MAX 8
10
B737 BOEING Boeing 737-700
2

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
3
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 23 operations of SWA4135

23
N8770QBOEING Boeing 737 MAX 8
→
06/03/2026
1h 30m
No alerts
Replay Analysis
N8515XBOEING Boeing 737-800
→
06/02/2026
1h 42m
No alerts
Replay Analysis
N1802UBOEING Boeing 737 MAX 8
→
06/01/2026
1h 43m
No alerts
Replay Analysis
N8637ABOEING Boeing 737-800
→
05/29/2026
1h 27m
No alerts
Replay Analysis
N8503ABOEING Boeing 737-800
→
05/28/2026
1h 48m
No alerts
Replay Analysis
N8522PBOEING Boeing 737-800
→
05/26/2026
1h 23m
△ Unstable
Replay Analysis
N248WNBOEING Boeing 737-700
→
05/23/2026
1h 54m
No alerts
Replay Analysis
N8949QBOEING Boeing 737 MAX 8
→
05/23/2026
1h 38m
No alerts
Replay Analysis
N8613KBOEING Boeing 737-800
→
05/22/2026
1h 31m
No alerts
Replay Analysis
N8954QBOEING Boeing 737 MAX 8
→
05/21/2026
1h 43m
No alerts
Replay Analysis
N8306HBOEING Boeing 737-800
→
05/18/2026
1h 52m
△ Unstable
Replay Analysis
N218WNBOEING Boeing 737-700
→
05/16/2026
2h 4m
△ Unstable
Replay Analysis
N8985QBOEING Boeing 737 MAX 8
→
05/16/2026
1h 40m
No alerts
Replay Analysis
N8907LBOEING Boeing 737 MAX 8
→
05/15/2026
1h 17m
No alerts
Replay Analysis
N8513FBOEING Boeing 737-800
→
05/14/2026
1h 27m
No alerts
Replay Analysis
N8583ZBOEING Boeing 737-800
→
05/13/2026
1h 27m
No alerts
Replay Analysis
N8503ABOEING Boeing 737-800
→
05/11/2026
1h 26m
No alerts
Replay Analysis
N8695DBOEING Boeing 737-800
→
04/25/2026
1h 28m
No alerts
Replay Analysis
N8911QBOEING Boeing 737 MAX 8
→
04/23/2026
1h 58m
No alerts
Replay Analysis
N1808UBOEING Boeing 737 MAX 8
→
04/21/2026
1h 33m
No alerts
Replay Analysis
N8705QBOEING Boeing 737 MAX 8
→
04/20/2026
1h 27m
No alerts
Replay Analysis
N8646BBOEING Boeing 737-800
→
04/18/2026
2h 20m
No alerts
Replay Analysis
N8764QBOEING Boeing 737 MAX 8
→
04/17/2026
3h 21m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window