SWA4181 is operated by SOUTHWEST AIRLINES CO between San Diego International Airport (KSAN) and San Francisco International Airport (KSFO). The flight is most often flown by a BOEING Boeing 737-700. Typical block time is 1h 49m. SkyMeter has observed 83 legs of this flight number via ADS-B.

✈
FLIGHTS
83
last 90 days
⏱
AVG DURATION
1h 49m
tracked time
📅
SERVICE PERIOD
5/28/2025 → 8/11/2026
first → last seen
🗺
ROUTES / TYPES
15 / 3
city pairs · airframes
⚠
INCIDENT RATE
2.4%
2 flagged

Routes flown

By count · last 90 days

10
KSAN → KSFO
18
avg 1h 39m · San Diego → San Francisco
KSBA → KDEN
17
avg 2h 1m · Santa Barbara → Denver
KTPA → KMHT
8
avg 2h 54m · Tampa → Manchester-Boston
KBNA → KDCA
4
avg 1h 26m · Nashville → Ronald Reagan Washington National
KSMF → KLGB
3
avg 1h 20m · Sacramento → Long Beach Airport (Daugherty Field)
KNZY → KSFO
2
avg 2h 29m · North Island Naval Air Station-Halsey Field → San Francisco
KLGB → KBNA
2
avg 3h 37m · Long Beach Airport (Daugherty Field) → Nashville
KBNA → KAUS
1
avg 1h 47m · Nashville → Austin Bergstrom
US-2390 → KSFO
1
avg 18m · Cooley Field → San Francisco
KDAL → KSAV
1
avg 2h 2m · Dallas Love Field → Savannah Hilton Head

Aircraft types

Equipment used on this number

3
B737 BOEING Boeing 737-700
65
B738 BOEING Boeing 737-800
29
B38M BOEING Boeing 737 MAX 8
15

Safety profile

Flagged flights · last 90 days

Go-arounds
1
Unstable approach
1
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 SWA4181

30
N280WNBOEING Boeing 737-700
→
8/11/2026
1h 23m
No alerts
Replay Analysis
N556WNBOEING Boeing 737-700
→
8/11/2026
3h 51m
△ Low approach-stability score
Replay Analysis
N225WNBOEING Boeing 737-700
→
8/11/2026
1h 19m
No alerts
Replay Analysis
N8629ABOEING Boeing 737-800
→
8/9/2026
1h 15m
No alerts
Replay Analysis
N8922QBOEING Boeing 737 MAX 8
→
8/8/2026
1h 46m
No alerts
Replay Analysis
N249WNBOEING Boeing 737-700
→
8/5/2026
1h 26m
No alerts
Replay Analysis
N249WNBOEING Boeing 737-700
→
8/5/2026
3h 35m
No alerts
Replay Analysis
N249WNBOEING Boeing 737-700
→
8/5/2026
1h 25m
No alerts
Replay Analysis
N477WNBOEING Boeing 737-700
→
8/4/2026
1h 41m
No alerts
Replay Analysis
N7715EBOEING Boeing 737-700
→
8/4/2026
3h 39m
No alerts
Replay Analysis
N7715EBOEING Boeing 737-700
→
8/4/2026
1h 14m
No alerts
Replay Analysis
N7752BBOEING Boeing 737-700
→
8/4/2026
20m
No alerts
Replay Analysis
N7752BBOEING Boeing 737-700
→
8/3/2026
1h 10m
No alerts
Replay Analysis
N7752BBOEING Boeing 737-700
→
8/3/2026
1h 30m
No alerts
Replay Analysis
N902WNBOEING Boeing 737-700
→
8/1/2026
3h 1m
No alerts
Replay Analysis
N7847ABOEING Boeing 737-700
→
7/31/2026
53m
No alerts
Replay Analysis
N7742BBOEING Boeing 737-700
→
7/30/2026
1h 43m
No alerts
Replay Analysis
N8612KBOEING Boeing 737-800
→
7/30/2026
54m
No alerts
Replay Analysis
N8612KBOEING Boeing 737-800
→
7/29/2026
29m
No alerts
Replay Analysis
N8612KBOEING Boeing 737-800
→
7/29/2026
1h 24m
No alerts
Replay Analysis
N8512UBOEING Boeing 737-800
→
7/28/2026
1h 20m
No alerts
Replay Analysis
N7875ABOEING Boeing 737-700
→
7/28/2026
1h 0m
No alerts
Replay Analysis
N7875ABOEING Boeing 737-700
→
7/27/2026
1h 28m
No alerts
Replay Analysis
N221WNBOEING Boeing 737-700
→
7/25/2026
3h 6m
No alerts
Replay Analysis
N461WNBOEING Boeing 737-700
→
7/25/2026
1h 13m
No alerts
Replay Analysis
N262WNBOEING Boeing 737-700
→
7/23/2026
1h 27m
No alerts
Replay Analysis
N8607MBOEING Boeing 737-800
→
7/23/2026
1h 34m
No alerts
Replay Analysis
N8619FBOEING Boeing 737-800
→
7/21/2026
2h 1m
No alerts
Replay Analysis
N7826BBOEING Boeing 737-700
→
7/20/2026
1h 46m
No alerts
Replay Analysis
N943WNBOEING Boeing 737-700
→
7/18/2026
3h 13m
↻ Go-around
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window