SWA3891 is operated by SOUTHWEST AIRLINES CO between St Louis Lambert International Airport (KSTL) and General Edward Lawrence Logan International Airport (KBOS). The flight is most often flown by a BOEING Boeing 737 MAX 8. Typical block time is 2h 10m. SkyMeter has observed 29 legs of this flight number via ADS-B.

✈
FLIGHTS
29
last 90 days
⏱
AVG DURATION
2h 10m
tracked time
📅
SERVICE PERIOD
07/04/2025 → 06/30/2026
first → last seen
🗺
ROUTES / TYPES
4 / 3
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

3
KSTL → KBOS
17
avg 2h 9m · St Louis Lambert → General Edward Lawrence Logan
KORD → KMCO
4
avg 2h 18m · Chicago O'Hare → Orlando
KPDX → KOAK
1
avg 1h 33m · Portland → Metropolitan Oakland

Aircraft types

Equipment used on this number

3
B38M BOEING Boeing 737 MAX 8
23
B738 BOEING Boeing 737-800
3
B737 BOEING Boeing 737-700
3

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 SWA3891

30
N8858KBOEING Boeing 737 MAX 8
→
06/30/2026
2h 33m
No alerts
Replay Analysis
N8927QBOEING Boeing 737 MAX 8
→
06/29/2026
2h 18m
No alerts
Replay Analysis
N8884QBOEING Boeing 737 MAX 8
→
06/28/2026
2h 13m
No alerts
Replay Analysis
N8605EBOEING Boeing 737-800
→
06/26/2026
1h 59m
No alerts
Replay Analysis
N8936QBOEING Boeing 737 MAX 8
→
06/25/2026
2h 4m
No alerts
Replay Analysis
N9010TBOEING Boeing 737 MAX 8
→
06/24/2026
2h 8m
No alerts
Replay Analysis
N8985QBOEING Boeing 737 MAX 8
→
06/23/2026
2h 13m
No alerts
Replay Analysis
N8522PBOEING Boeing 737-800
→
06/22/2026
2h 2m
No alerts
Replay Analysis
N8922QBOEING Boeing 737 MAX 8
→
06/21/2026
2h 3m
No alerts
Replay Analysis
N8811LBOEING Boeing 737 MAX 8
→
06/19/2026
2h 2m
No alerts
Replay Analysis
N8803LBOEING Boeing 737 MAX 8
→
06/18/2026
2h 19m
No alerts
Replay Analysis
N8921QBOEING Boeing 737 MAX 8
→
06/17/2026
2h 16m
No alerts
Replay Analysis
N8921QBOEING Boeing 737 MAX 8
→
06/17/2026
37m
No alerts
Replay Analysis
N8531QBOEING Boeing 737-800
→
06/16/2026
2h 1m
No alerts
Replay Analysis
N8815LBOEING Boeing 737 MAX 8
→
06/15/2026
2h 6m
No alerts
Replay Analysis
N8852QBOEING Boeing 737 MAX 8
→
06/14/2026
1h 59m
No alerts
Replay Analysis
N8895QBOEING Boeing 737 MAX 8
→
06/12/2026
2h 9m
No alerts
Replay Analysis
N8939QBOEING Boeing 737 MAX 8
→
06/11/2026
2h 6m
No alerts
Replay Analysis
N8831LBOEING Boeing 737 MAX 8
→
06/10/2026
2h 22m
No alerts
Replay Analysis
N8842LBOEING Boeing 737 MAX 8
→
06/09/2026
2h 20m
No alerts
Replay Analysis
N8873SBOEING Boeing 737 MAX 8
→
06/08/2026
2h 53m
No alerts
Replay Analysis
N1803UBOEING Boeing 737 MAX 8
→
06/07/2026
2h 23m
No alerts
Replay Analysis
N8999QBOEING Boeing 737 MAX 8
→
06/05/2026
2h 25m
No alerts
Replay Analysis
N8740ABOEING Boeing 737 MAX 8
→
06/04/2026
2h 23m
No alerts
Replay Analysis
N231WNBOEING Boeing 737-700
→
05/25/2026
1h 32m
No alerts
Replay Analysis
N498WNBOEING Boeing 737-700
→
04/06/2026
2h 37m
No alerts
Replay Analysis
N8802QBOEING Boeing 737 MAX 8
→
04/05/2026
2h 3m
No alerts
Replay Analysis
N8805LBOEING Boeing 737 MAX 8
→
04/04/2026
2h 11m
No alerts
Replay Analysis
N938WNBOEING Boeing 737-700
→
04/03/2026
2h 21m
No alerts
Replay Analysis
N957WNBOEING Boeing 737-700
→
04/02/2026
2h 25m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window