SWA4639 is operated by SOUTHWEST AIRLINES CO between William P Hobby Airport (KHOU) and Denver International Airport (KDEN). The flight is most often flown by a BOEING Boeing 737-700. Typical block time is 2h 11m. SkyMeter has observed 71 legs of this flight number via ADS-B.

✈
FLIGHTS
71
last 90 days
⏱
AVG DURATION
2h 11m
tracked time
📅
SERVICE PERIOD
06/01/2025 → 08/22/2026
first → last seen
🗺
ROUTES / TYPES
8 / 3
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

6
KHOU → KDEN
36
avg 2h 19m · William P Hobby → Denver
TA92 → KDEN
15
avg 2h 12m · Rowan Heliport → Denver
KPIT → KSTL
10
avg 1h 30m · Pittsburgh → St Louis Lambert
KMCI → KPDX
3
avg 3h 18m · Kansas City → Portland
KHOU → KABQ
1
avg 4h 36m · William P Hobby → Albuquerque International Sunport
KDCA → KHOU
1
avg 2h 51m · Ronald Reagan Washington National → William P Hobby

Aircraft types

Equipment used on this number

3
B737 BOEING Boeing 737-700
74
B38M BOEING Boeing 737 MAX 8
13
B738 BOEING Boeing 737-800
5

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 SWA4639

30
N8816QBOEING Boeing 737 MAX 8
→
08/22/2026
3h 18m
No alerts
Replay Analysis
N8309CBOEING Boeing 737-800
→
08/15/2026
3h 20m
No alerts
Replay Analysis
N8969SBOEING Boeing 737 MAX 8
→
08/10/2026
2h 50m
No alerts
Replay Analysis
N8656BBOEING Boeing 737-800
→
08/08/2026
3h 16m
No alerts
Replay Analysis
N7731ABOEING Boeing 737-700
→
08/04/2026
2h 5m
No alerts
Replay Analysis
N8715QBOEING Boeing 737 MAX 8
→
08/03/2026
2h 2m
No alerts
Replay Analysis
N7751ABOEING Boeing 737-700
→
08/01/2026
2h 15m
No alerts
Replay Analysis
N220WNBOEING Boeing 737-700
→
07/31/2026
2h 24m
No alerts
Replay Analysis
N7873ABOEING Boeing 737-700
→
07/30/2026
3h 22m
No alerts
Replay Analysis
N7745ABOEING Boeing 737-700
→
07/28/2026
4h 36m
No alerts
Replay Analysis
N8747QBOEING Boeing 737 MAX 8
→
07/27/2026
2h 2m
No alerts
Replay Analysis
N7750ABOEING Boeing 737-700
→
07/26/2026
2h 4m
No alerts
Replay Analysis
N909WNBOEING Boeing 737-700
→
07/25/2026
2h 12m
No alerts
Replay Analysis
N221WNBOEING Boeing 737-700
→
07/24/2026
2h 42m
No alerts
Replay Analysis
N7750ABOEING Boeing 737-700
→
07/23/2026
2h 10m
No alerts
Replay Analysis
N7746CBOEING Boeing 737-700
→
07/21/2026
35m
No alerts
Replay Analysis
N451WNBOEING Boeing 737-700
→
07/21/2026
1h 55m
No alerts
Replay Analysis
N1807UBOEING Boeing 737 MAX 8
→
07/20/2026
2h 10m
No alerts
Replay Analysis
N272WNBOEING Boeing 737-700
→
07/19/2026
1h 58m
No alerts
Replay Analysis
N906WNBOEING Boeing 737-700
→
07/18/2026
2h 3m
No alerts
Replay Analysis
N566WNBOEING Boeing 737-700
→
07/17/2026
2h 6m
No alerts
Replay Analysis
N7736ABOEING Boeing 737-700
→
07/16/2026
1h 32m
No alerts
Replay Analysis
N7736ABOEING Boeing 737-700
→
07/15/2026
2h 2m
No alerts
Replay Analysis
N7736ABOEING Boeing 737-700
→
07/15/2026
29m
No alerts
Replay Analysis
N7745ABOEING Boeing 737-700
→
07/15/2026
1h 26m
No alerts
Replay Analysis
N7745ABOEING Boeing 737-700
→
07/14/2026
35m
No alerts
Replay Analysis
N8748QBOEING Boeing 737 MAX 8
→
07/13/2026
1h 59m
No alerts
Replay Analysis
N467WNBOEING Boeing 737-700
→
07/12/2026
2h 5m
No alerts
Replay Analysis
N7729ABOEING Boeing 737-700
→
07/11/2026
2h 35m
No alerts
Replay Analysis
N7827ABOEING Boeing 737-700
→
07/10/2026
2h 36m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window