SWA3977 is operated by SOUTHWEST AIRLINES CO between Kansas City International Airport (KMCI) and William P Hobby Airport (KHOU). The flight is most often flown by a BOEING Boeing 737 MAX 8. Typical block time is 1h 51m. SkyMeter has observed 47 legs of this flight number via ADS-B.

✈
FLIGHTS
47
last 90 days
⏱
AVG DURATION
1h 51m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 08/22/2026
first → last seen
🗺
ROUTES / TYPES
12 / 3
city pairs · airframes
⚠
INCIDENT RATE
6.4%
3 flagged

Routes flown

By count · last 90 days

9
KMCI → KHOU
12
avg 1h 37m · Kansas City → William P Hobby
KVPS → KBNA
8
avg 1h 7m · Destin-Ft Walton Beach → Nashville
KMIA → KBWI
8
avg 2h 14m · Miami → Baltimore/Washington International Thurgood Marshall
KSAN → KOAK
6
avg 1h 46m · San Diego → Metropolitan Oakland
KMSY → KSTL
3
avg 1h 31m · Louis Armstrong New Orleans → St Louis Lambert
PHNL → KPHX
3
avg 5h 46m · Daniel K Inouye → Phoenix Sky Harbor
KNZY → KOAK
1
avg 1h 46m · North Island Naval Air Station-Halsey Field → Metropolitan Oakland
19MO → KHOU
1
avg 1h 30m · North Patrol Div Station Heliport → William P Hobby
64FL → KBWI
1
avg 2h 8m · District Vi Heliport → Baltimore/Washington International Thurgood Marshall

Aircraft types

Equipment used on this number

3
B38M BOEING Boeing 737 MAX 8
26
B737 BOEING Boeing 737-700
21
B738 BOEING Boeing 737-800
20

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
3
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 SWA3977

30
N8831LBOEING Boeing 737 MAX 8
→
08/22/2026
1h 36m
No alerts
Replay Analysis
N8803LBOEING Boeing 737 MAX 8
→
08/21/2026
1h 3m
No alerts
Replay Analysis
N8837QBOEING Boeing 737 MAX 8
→
08/17/2026
1h 1m
No alerts
Replay Analysis
N7736ABOEING Boeing 737-700
→
08/16/2026
1h 6m
△ Low approach-stability score
Replay Analysis
N8673FBOEING Boeing 737-800
→
08/15/2026
1h 29m
No alerts
Replay Analysis
N8843SBOEING Boeing 737 MAX 8
→
08/14/2026
1h 4m
No alerts
Replay Analysis
N8756SBOEING Boeing 737 MAX 8
→
08/13/2026
1h 15m
△ Low approach-stability score
Replay Analysis
N8920QBOEING Boeing 737 MAX 8
→
08/10/2026
1h 6m
No alerts
Replay Analysis
N455WNBOEING Boeing 737-700
→
08/09/2026
1h 4m
No alerts
Replay Analysis
N8909LBOEING Boeing 737 MAX 8
→
08/08/2026
1h 29m
No alerts
Replay Analysis
N8967QBOEING Boeing 737 MAX 8
→
08/07/2026
1h 19m
No alerts
Replay Analysis
N8533SBOEING Boeing 737-800
→
08/06/2026
1h 14m
No alerts
Replay Analysis
N7861JBOEING Boeing 737-700
→
08/03/2026
2h 18m
No alerts
Replay Analysis
N8310CBOEING Boeing 737-800
→
08/01/2026
1h 46m
No alerts
Replay Analysis
N8952QBOEING Boeing 737 MAX 8
→
07/30/2026
1h 13m
No alerts
Replay Analysis
N8952QBOEING Boeing 737 MAX 8
→
07/29/2026
16m
No alerts
Replay Analysis
N8952QBOEING Boeing 737 MAX 8
→
07/29/2026
1h 30m
No alerts
Replay Analysis
N8555ZBOEING Boeing 737-800
→
07/29/2026
1h 6m
No alerts
Replay Analysis
N8555ZBOEING Boeing 737-800
→
07/28/2026
24m
No alerts
Replay Analysis
N8555ZBOEING Boeing 737-800
→
07/28/2026
1h 30m
No alerts
Replay Analysis
N7721EBOEING Boeing 737-700
→
07/27/2026
2h 18m
No alerts
Replay Analysis
N7721EBOEING Boeing 737-700
→
07/26/2026
7m
No alerts
Replay Analysis
N7721EBOEING Boeing 737-700
→
07/26/2026
2h 25m
No alerts
Replay Analysis
N8555ZBOEING Boeing 737-800
→
07/25/2026
1h 45m
No alerts
Replay Analysis
N8661ABOEING Boeing 737-800
→
07/23/2026
1h 41m
No alerts
Replay Analysis
N8520QBOEING Boeing 737-800
→
07/22/2026
1h 7m
No alerts
Replay Analysis
N8520QBOEING Boeing 737-800
→
07/21/2026
30m
No alerts
Replay Analysis
N8520QBOEING Boeing 737-800
→
07/21/2026
1h 37m
No alerts
Replay Analysis
N7729ABOEING Boeing 737-700
→
07/20/2026
2h 7m
No alerts
Replay Analysis
N8785LBOEING Boeing 737 MAX 8
→
07/18/2026
1h 47m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window