SWA4253 is operated by SOUTHWEST AIRLINES CO between Nashville International Airport (KBNA) and San Diego International Airport (KSAN). The flight is most often flown by a BOEING Boeing 737-700. Typical block time is 2h 37m. SkyMeter has observed 58 legs of this flight number via ADS-B.

✈
FLIGHTS
58
last 90 days
⏱
AVG DURATION
2h 37m
tracked time
📅
SERVICE PERIOD
06/06/2025 → 08/21/2026
first → last seen
🗺
ROUTES / TYPES
11 / 3
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

8
KBNA → KSAN
21
avg 3h 47m · Nashville → San Diego
KHOU → KFLL
10
avg 2h 15m · William P Hobby → Fort Lauderdale Hollywood
KSJC → KONT
8
avg 1h 22m · Norman Y. Mineta San Jose → Ontario
KMDW → KSRQ
7
avg 2h 17m · Chicago Midway → Sarasota Bradenton
TA92 → KFLL
3
avg 2h 27m · Rowan Heliport → Fort Lauderdale Hollywood
KMDW → KRSW
1
avg 3h 42m · Chicago Midway → Southwest Florida
KRSW → KSRQ
1
avg 28m · Southwest Florida → Sarasota Bradenton
KONT → KPHX
1
avg 1h 17m · Ontario → Phoenix Sky Harbor

Aircraft types

Equipment used on this number

3
B737 BOEING Boeing 737-700
60
B38M BOEING Boeing 737 MAX 8
37
B738 BOEING Boeing 737-800
6

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 SWA4253

30
N9007KBOEING Boeing 737 MAX 8
→
08/21/2026
2h 10m
No alerts
Replay Analysis
N8767MBOEING Boeing 737 MAX 8
→
08/20/2026
2h 18m
No alerts
Replay Analysis
N8774QBOEING Boeing 737 MAX 8
→
08/17/2026
2h 12m
No alerts
Replay Analysis
N8836QBOEING Boeing 737 MAX 8
→
08/14/2026
2h 27m
No alerts
Replay Analysis
N8313FBOEING Boeing 737-800
→
08/13/2026
2h 16m
No alerts
Replay Analysis
N8979LBOEING Boeing 737 MAX 8
→
08/10/2026
2h 20m
No alerts
Replay Analysis
N8745KBOEING Boeing 737 MAX 8
→
08/07/2026
2h 18m
No alerts
Replay Analysis
N8764QBOEING Boeing 737 MAX 8
→
08/06/2026
27m
No alerts
Replay Analysis
N8764QBOEING Boeing 737 MAX 8
→
08/06/2026
3h 41m
No alerts
Replay Analysis
N240WNBOEING Boeing 737-700
→
08/03/2026
2h 7m
No alerts
Replay Analysis
N8933QBOEING Boeing 737 MAX 8
→
08/03/2026
53m
No alerts
Replay Analysis
N8933QBOEING Boeing 737 MAX 8
→
08/02/2026
2h 37m
No alerts
Replay Analysis
N8933QBOEING Boeing 737 MAX 8
→
08/02/2026
3h 31m
No alerts
Replay Analysis
N956WNBOEING Boeing 737-700
→
07/31/2026
2h 3m
No alerts
Replay Analysis
N459WNBOEING Boeing 737-700
→
07/30/2026
2h 17m
No alerts
Replay Analysis
N470WNBOEING Boeing 737-700
→
07/30/2026
1h 2m
No alerts
Replay Analysis
N470WNBOEING Boeing 737-700
→
07/29/2026
2h 40m
No alerts
Replay Analysis
N470WNBOEING Boeing 737-700
→
07/29/2026
3h 42m
No alerts
Replay Analysis
N447WNBOEING Boeing 737-700
→
07/29/2026
1h 10m
No alerts
Replay Analysis
N447WNBOEING Boeing 737-700
→
07/28/2026
2h 26m
No alerts
Replay Analysis
N447WNBOEING Boeing 737-700
→
07/28/2026
3h 37m
No alerts
Replay Analysis
N937WNBOEING Boeing 737-700
→
07/27/2026
2h 10m
No alerts
Replay Analysis
N9006LBOEING Boeing 737 MAX 8
→
07/27/2026
33m
No alerts
Replay Analysis
N9006LBOEING Boeing 737 MAX 8
→
07/26/2026
2h 55m
No alerts
Replay Analysis
N9006LBOEING Boeing 737 MAX 8
→
07/26/2026
3h 29m
No alerts
Replay Analysis
N479WNBOEING Boeing 737-700
→
07/24/2026
2h 12m
No alerts
Replay Analysis
N930WNBOEING Boeing 737-700
→
07/23/2026
2h 16m
No alerts
Replay Analysis
N225WNBOEING Boeing 737-700
→
07/23/2026
1h 1m
No alerts
Replay Analysis
N225WNBOEING Boeing 737-700
→
07/22/2026
3h 42m
No alerts
Replay Analysis
N225WNBOEING Boeing 737-700
→
07/22/2026
2h 39m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window