SWA4120 is operated by SOUTHWEST AIRLINES CO between Southwest Florida International Airport (KRSW) and Chicago Midway International Airport (KMDW). The flight is most often flown by a BOEING Boeing 737 MAX 8. Typical block time is 2h 4m. SkyMeter has observed 47 legs of this flight number via ADS-B.

✈
FLIGHTS
47
last 90 days
⏱
AVG DURATION
2h 4m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 07/03/2026
first → last seen
🗺
ROUTES / TYPES
12 / 2
city pairs · airframes
⚠
INCIDENT RATE
6.4%
3 flagged

Routes flown

By count · last 90 days

7
KRSW → KMDW
19
avg 2h 37m · Southwest Florida → Chicago Midway
KMDW → KLGA
13
avg 1h 47m · Chicago Midway → La Guardia
KDTW → KMDW
1
avg 1h 33m · Detroit Metropolitan Wayne County → Chicago Midway
KMDW → KBWI
1
avg 2h 26m · Chicago Midway → Baltimore/Washington International Thurgood Marshall
IN78 → KMDW
1
avg 10m · Police Heliport → Chicago Midway
KBWI → KLGA
1
avg 1h 15m · Baltimore/Washington International Thurgood Marshall → La Guardia
KRSW → KLGA
1
avg 3h 2m · Southwest Florida → La Guardia

Aircraft types

Equipment used on this number

2
B38M BOEING Boeing 737 MAX 8
56
B738 BOEING Boeing 737-800
15

Safety profile

Flagged flights · last 90 days

Go-arounds
1
Unstable approach
2
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 SWA4120

30
N8665DBOEING Boeing 737-800
→
07/04/2026
2h 31m
No alerts
Replay Analysis
N8665DBOEING Boeing 737-800
→
07/03/2026
30m
No alerts
Replay Analysis
N8665DBOEING Boeing 737-800
→
07/03/2026
3h 2m
No alerts
Replay Analysis
N8897KBOEING Boeing 737 MAX 8
→
07/03/2026
1h 38m
No alerts
Replay Analysis
N8897KBOEING Boeing 737 MAX 8
→
07/03/2026
53m
No alerts
Replay Analysis
N8897KBOEING Boeing 737 MAX 8
→
07/02/2026
1h 33m
No alerts
Replay Analysis
N8897KBOEING Boeing 737 MAX 8
→
07/02/2026
2h 28m
No alerts
Replay Analysis
N1801UBOEING Boeing 737 MAX 8
→
07/02/2026
2h 37m
No alerts
Replay Analysis
N8928QBOEING Boeing 737 MAX 8
→
07/01/2026
1h 29m
△ Unstable approach
Replay Analysis
N8928QBOEING Boeing 737 MAX 8
→
06/30/2026
2h 38m
△ Unstable approach
Replay Analysis
N8928QBOEING Boeing 737 MAX 8
→
06/30/2026
1h 9m
No alerts
Replay Analysis
N8904LBOEING Boeing 737 MAX 8
→
06/30/2026
1h 47m
No alerts
Replay Analysis
N8904LBOEING Boeing 737 MAX 8
→
06/30/2026
27m
No alerts
Replay Analysis
N8904LBOEING Boeing 737 MAX 8
→
06/29/2026
2h 51m
No alerts
Replay Analysis
N8904LBOEING Boeing 737 MAX 8
→
06/29/2026
2h 23m
No alerts
Replay Analysis
N8656BBOEING Boeing 737-800
→
06/29/2026
1h 42m
No alerts
Replay Analysis
N8569ZBOEING Boeing 737-800
→
06/27/2026
2h 32m
No alerts
Replay Analysis
N8954QBOEING Boeing 737 MAX 8
→
06/27/2026
1h 37m
No alerts
Replay Analysis
N8954QBOEING Boeing 737 MAX 8
→
06/27/2026
37m
No alerts
Replay Analysis
N8954QBOEING Boeing 737 MAX 8
→
06/26/2026
2h 31m
No alerts
Replay Analysis
N8954QBOEING Boeing 737 MAX 8
→
06/26/2026
1h 53m
No alerts
Replay Analysis
N8832HBOEING Boeing 737 MAX 8
→
06/26/2026
1h 58m
↻ Go-around
Replay Analysis
N8832HBOEING Boeing 737 MAX 8
→
06/26/2026
58m
No alerts
Replay Analysis
N8832HBOEING Boeing 737 MAX 8
→
06/25/2026
1h 47m
No alerts
Replay Analysis
N8987QBOEING Boeing 737 MAX 8
→
06/25/2026
3h 12m
No alerts
Replay Analysis
N8934QBOEING Boeing 737 MAX 8
→
06/24/2026
1h 48m
△ Unstable approach
Replay Analysis
N8934QBOEING Boeing 737 MAX 8
→
06/23/2026
2h 35m
△ Unstable approach
Replay Analysis
N8934QBOEING Boeing 737 MAX 8
→
06/23/2026
46m
No alerts
Replay Analysis
N8932QBOEING Boeing 737 MAX 8
→
06/23/2026
1h 44m
No alerts
Replay Analysis
N8932QBOEING Boeing 737 MAX 8
→
06/23/2026
15m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window