SWA4638 is operated by SOUTHWEST AIRLINES CO between Reno Tahoe International Airport (KRNO) and Phoenix Sky Harbor International Airport (KPHX). The flight is most often flown by a BOEING Boeing 737 MAX 8. Typical block time is 1h 44m. SkyMeter has observed 83 legs of this flight number via ADS-B.

✈
FLIGHTS
83
last 90 days
⏱
AVG DURATION
1h 44m
tracked time
📅
SERVICE PERIOD
04/08/2026 → 06/03/2026
first → last seen
🗺
ROUTES / TYPES
7 / 3
city pairs · airframes
⚠
INCIDENT RATE
2.4%
2 flagged

Routes flown

By count · last 90 days

3
KRNO → KPHX
42
avg 1h 52m · Reno Tahoe → Phoenix Sky Harbor
KPHX → KMKE
17
avg 2h 59m · Phoenix Sky Harbor → General Mitchell
KPHX → KDEN
5
avg 1h 34m · Phoenix Sky Harbor → Denver

Aircraft types

Equipment used on this number

3
B38M BOEING Boeing 737 MAX 8
36
B737 BOEING Boeing 737-700
27
B738 BOEING Boeing 737-800
25

Safety profile

Flagged flights · last 90 days

Go-arounds
0
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 SWA4638

30
N8532SBOEING Boeing 737-800
→
06/03/2026
18m
No alerts
Replay Analysis
N8724JBOEING Boeing 737 MAX 8
→
06/03/2026
1h 45m
No alerts
Replay Analysis
N8724JBOEING Boeing 737 MAX 8
→
06/02/2026
17m
No alerts
Replay Analysis
N8542ZBOEING Boeing 737-800
→
06/02/2026
2h 56m
No alerts
Replay Analysis
N8542ZBOEING Boeing 737-800
→
06/02/2026
22m
No alerts
Replay Analysis
N8542ZBOEING Boeing 737-800
→
06/02/2026
2h 24m
No alerts
Replay Analysis
N555LVBOEING Boeing 737-700
→
06/01/2026
1h 52m
No alerts
Replay Analysis
N555LVBOEING Boeing 737-700
→
06/01/2026
1h 12m
No alerts
Replay Analysis
N555LVBOEING Boeing 737-700
→
05/31/2026
1h 56m
No alerts
Replay Analysis
N555LVBOEING Boeing 737-700
→
05/31/2026
44m
No alerts
Replay Analysis
N8710MBOEING Boeing 737 MAX 8
→
05/29/2026
2h 53m
No alerts
Replay Analysis
N8710MBOEING Boeing 737 MAX 8
→
05/29/2026
8m
No alerts
Replay Analysis
N8710MBOEING Boeing 737 MAX 8
→
05/29/2026
2h 4m
No alerts
Replay Analysis
N1809UBOEING Boeing 737 MAX 8
→
05/28/2026
1h 39m
No alerts
Replay Analysis
N8716BBOEING Boeing 737 MAX 8
→
05/27/2026
1h 48m
No alerts
Replay Analysis
N8716BBOEING Boeing 737 MAX 8
→
05/26/2026
12m
No alerts
Replay Analysis
N8996QBOEING Boeing 737 MAX 8
→
05/26/2026
3h 18m
No alerts
Replay Analysis
N8996QBOEING Boeing 737 MAX 8
→
05/26/2026
23m
No alerts
Replay Analysis
N8996QBOEING Boeing 737 MAX 8
→
05/26/2026
1h 47m
No alerts
Replay Analysis
N8996QBOEING Boeing 737 MAX 8
→
05/26/2026
28m
No alerts
Replay Analysis
N446WNBOEING Boeing 737-700
→
05/25/2026
18m
No alerts
Replay Analysis
N446WNBOEING Boeing 737-700
→
05/24/2026
1h 48m
No alerts
Replay Analysis
N446WNBOEING Boeing 737-700
→
05/24/2026
1h 30m
No alerts
Replay Analysis
N454WNBOEING Boeing 737-700
→
05/23/2026
1h 59m
No alerts
Replay Analysis
N8918QBOEING Boeing 737 MAX 8
→
05/23/2026
2h 50m
No alerts
Replay Analysis
N8918QBOEING Boeing 737 MAX 8
→
05/23/2026
1h 55m
No alerts
Replay Analysis
N8725LBOEING Boeing 737 MAX 8
→
05/22/2026
2h 54m
No alerts
Replay Analysis
N8725LBOEING Boeing 737 MAX 8
→
05/22/2026
1h 43m
No alerts
Replay Analysis
N8778QBOEING Boeing 737 MAX 8
→
05/21/2026
2h 1m
No alerts
Replay Analysis
N470WNBOEING Boeing 737-700
→
05/18/2026
1h 36m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window