SWA4351 is operated by SOUTHWEST AIRLINES INC between Baltimore/Washington International Thurgood Marshall Airport (KBWI) and Manchester-Boston Regional Airport (KMHT). The flight is most often flown by a BOEING Boeing 737 MAX 8. Typical block time is 1h 15m. SkyMeter has observed 12 legs of this flight number via ADS-B.

✈
FLIGHTS
12
last 90 days
⏱
AVG DURATION
1h 15m
tracked time
📅
SERVICE PERIOD
04/12/2026 → 05/31/2026
first → last seen
🗺
ROUTES / TYPES
5 / 3
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

3
KBWI → KMHT
6
avg 1h 7m · Baltimore/Washington International Thurgood Marshall → Manchester-Boston
KLAS → KSMF
2
avg 1h 44m · McCarran → Sacramento
KLAS → KHOU
1
avg 3h 11m · McCarran → William P Hobby

Aircraft types

Equipment used on this number

3
B38M BOEING Boeing 737 MAX 8
7
B737 BOEING Boeing 737-700
3
B738 BOEING Boeing 737-800
2

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 12 operations of SWA4351

12
N8970QBOEING Boeing 737 MAX 8
→
05/31/2026
1h 4m
No alerts
Replay Analysis
N8821SBOEING Boeing 737 MAX 8
→
05/26/2026
3h 10m
No alerts
Replay Analysis
N8821SBOEING Boeing 737 MAX 8
→
05/25/2026
12m
No alerts
Replay Analysis
N222WNBOEING Boeing 737-700
→
05/23/2026
1h 43m
No alerts
Replay Analysis
N222WNBOEING Boeing 737-700
→
05/23/2026
25m
No alerts
Replay Analysis
N8759QBOEING Boeing 737 MAX 8
→
05/17/2026
1h 1m
No alerts
Replay Analysis
N7835ABOEING Boeing 737-700
→
05/16/2026
1h 44m
No alerts
Replay Analysis
N886GKBOEING Boeing 737 MAX 8
→
05/10/2026
59m
No alerts
Replay Analysis
N8927QBOEING Boeing 737 MAX 8
→
05/03/2026
1h 7m
No alerts
Replay Analysis
N8526WBOEING Boeing 737-800
→
04/26/2026
1h 27m
No alerts
Replay Analysis
N8650FBOEING Boeing 737-800
→
04/19/2026
1h 11m
No alerts
Replay Analysis
N8731JBOEING Boeing 737 MAX 8
→
04/12/2026
1h 1m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window