Flight Status & Tracker

SWA3840

SOUTHWEST AIRLINES CO · SMF → LAS · Last tracked Oct 15, 2026

SWA3840 is a flight number operated by SOUTHWEST AIRLINES CO between Sacramento International Airport (KSMF) and McCarran International Airport (KLAS). SkyMeter last tracked SWA3840 on October 15, 2026. The flight is most often flown by a BOEING Boeing 737 MAX 8. Typical block time is 1h 55m. SkyMeter has observed 88 legs of this flight number via ADS-B.

SkyMeter tracks historical flight activity from ADS-B data — this is not a live gate-to-gate status feed.

✈
FLIGHTS
88
last 90 days
⏱
AVG DURATION
1h 55m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 10/15/2026
first → last seen
🗺
ROUTES / TYPES
8 / 4
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

6
KSMF → KLAS
22
avg 1h 21m · Sacramento → McCarran
KLAS → KGRR
4
avg 3h 51m · McCarran → Gerald R. Ford
KSJC → KSAN
3
avg 2h 6m · Norman Y. Mineta San Jose → San Diego
KLAS → KDAL
1
avg 17h 48m · McCarran → Dallas Love Field
KLAS → KDEN
1
avg 11h 41m · McCarran → Denver
KLAS → KAUS
1
avg 10h 53m · McCarran → Austin Bergstrom

Aircraft types

Equipment used on this number

4
B38M BOEING Boeing 737 MAX 8
57
B738 BOEING Boeing 737-800
17
B737 BOEING Boeing 737-700
16
NAVI NORTH AMERICAN-RYAN North American Navion
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 30 operations of SWA3840

30
N7743BBOEING Boeing 737-700
→
10/15/2026
3h 0m
No alerts
Replay Analysis
N212WNBOEING Boeing 737-700
→
10/8/2026
18m
No alerts
Replay Analysis
N212WNBOEING Boeing 737-700
→
10/8/2026
1h 24m
No alerts
Replay Analysis
N212WNBOEING Boeing 737-700
→
10/8/2026
1h 6m
No alerts
Replay Analysis
N478WNBOEING Boeing 737-700
→
10/7/2026
26m
No alerts
Replay Analysis
N478WNBOEING Boeing 737-700
→
10/7/2026
1h 54m
No alerts
Replay Analysis
N478WNBOEING Boeing 737-700
→
10/7/2026
1h 28m
No alerts
Replay Analysis
N8986QBOEING Boeing 737 MAX 8
→
10/1/2026
1h 42m
No alerts
Replay Analysis
N886GKBOEING Boeing 737 MAX 8
→
9/30/2026
1h 41m
No alerts
Replay Analysis
N8688JBOEING Boeing 737-800
→
9/29/2026
1h 41m
No alerts
Replay Analysis
N8688JBOEING Boeing 737-800
→
9/29/2026
37m
No alerts
Replay Analysis
N8688JBOEING Boeing 737-800
→
9/29/2026
1h 28m
No alerts
Replay Analysis
N8884QBOEING Boeing 737 MAX 8
→
9/24/2026
1h 35m
No alerts
Replay Analysis
N297WNBOEING Boeing 737-700
→
9/22/2026
1h 37m
No alerts
Replay Analysis
N297WNBOEING Boeing 737-700
→
9/22/2026
1h 20m
No alerts
Replay Analysis
N8697CBOEING Boeing 737-800
→
9/20/2026
3h 45m
No alerts
Replay Analysis
N8697CBOEING Boeing 737-800
→
9/20/2026
18m
No alerts
Replay Analysis
N8864HBOEING Boeing 737 MAX 8
→
9/19/2026
1h 34m
No alerts
Replay Analysis
N8864HBOEING Boeing 737 MAX 8
→
9/19/2026
1h 15m
No alerts
Replay Analysis
N9008BOEING Boeing 737 MAX 8
→
9/18/2026
2h 21m
No alerts
Replay Analysis
N9008BOEING Boeing 737 MAX 8
→
9/18/2026
8m
No alerts
Replay Analysis
N9008BOEING Boeing 737 MAX 8
→
9/18/2026
1h 13m
No alerts
Replay Analysis
N8867QBOEING Boeing 737 MAX 8
→
9/17/2026
1h 59m
No alerts
Replay Analysis
N8510EBOEING Boeing 737-800
→
9/16/2026
1h 46m
No alerts
Replay Analysis
N8858KBOEING Boeing 737 MAX 8
→
9/15/2026
1h 55m
No alerts
Replay Analysis
N8858KBOEING Boeing 737 MAX 8
→
9/15/2026
1h 22m
No alerts
Replay Analysis
N288WNBOEING Boeing 737-700
→
9/13/2026
1h 18m
No alerts
Replay Analysis
N886GKBOEING Boeing 737 MAX 8
→
9/12/2026
1h 29m
No alerts
Replay Analysis
N886GKBOEING Boeing 737 MAX 8
→
9/12/2026
1h 34m
No alerts
Replay Analysis
N8727MBOEING Boeing 737 MAX 8
→
9/11/2026
1h 25m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window