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
05/28/2025 → 08/18/2026
first → last seen
🗺
ROUTES / TYPES
16 / 3
city pairs · airframes
INCIDENT RATE
2.4%
2 flagged

Routes flown

By count · last 90 days

10
18
avg 1h 39m · San Diego → San Francisco
9
avg 2h 0m · Santa Barbara → Denver
8
avg 2h 54m · Tampa → Manchester-Boston
7
avg 1h 28m · Nashville → Ronald Reagan Washington National
5
avg 1h 21m · Sacramento → Long Beach Airport (Daugherty Field)
3
avg 3h 45m · Long Beach Airport (Daugherty Field) → Nashville
2
avg 2h 29m · North Island Naval Air Station-Halsey Field → San Francisco
avg 7m · Hiller Airfield → San Francisco
1
avg 1h 47m · Nashville → Austin Bergstrom
avg 18m · Cooley Field → San Francisco

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
08/11/2026
3h 51m
△ Low approach-stability score
08/03/2026
1h 10m
No alerts
07/30/2026
1h 43m
No alerts
07/28/2026
1h 20m
No alerts
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window