Flight Status & Tracker

SWA4257

SOUTHWEST AIRLINES CO · DEN → RNO · Last tracked Oct 10, 2026

SWA4257 is a flight number operated by SOUTHWEST AIRLINES CO between Denver International Airport (KDEN) and Reno Tahoe International Airport (KRNO). SkyMeter last tracked SWA4257 on October 10, 2026. The flight is most often flown by a BOEING Boeing 737-700. Typical block time is 1h 59m. SkyMeter has observed 32 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
32
last 90 days
⏱
AVG DURATION
1h 59m
tracked time
📅
SERVICE PERIOD
6/5/2025 → 10/10/2026
first → last seen
🗺
ROUTES / TYPES
7 / 3
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

4
KDEN → KRNO
7
avg 2h 11m · Denver → Reno Tahoe
KHOU → KATL
7
avg 1h 39m · William P Hobby → Hartsfield Jackson Atlanta
KLAS → KMSY
6
avg 3h 49m · McCarran → Louis Armstrong New Orleans
KDAL → KMCI
5
avg 1h 11m · Dallas Love Field → Kansas City

Aircraft types

Equipment used on this number

3
B737 BOEING Boeing 737-700
13
B38M BOEING Boeing 737 MAX 8
12
B738 BOEING Boeing 737-800
11

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 SWA4257

30
N240WNBOEING Boeing 737-700
→
10/10/2026
2h 35m
No alerts
Replay Analysis
N240WNBOEING Boeing 737-700
→
10/10/2026
18m
No alerts
Replay Analysis
N910WNBOEING Boeing 737-700
→
10/9/2026
1h 59m
No alerts
Replay Analysis
N8829QBOEING Boeing 737 MAX 8
→
10/8/2026
2h 13m
No alerts
Replay Analysis
N8829QBOEING Boeing 737 MAX 8
→
10/8/2026
17m
No alerts
Replay Analysis
N8735LBOEING Boeing 737 MAX 8
→
10/7/2026
2h 9m
No alerts
Replay Analysis
N468WNBOEING Boeing 737-700
→
10/6/2026
2h 25m
No alerts
Replay Analysis
N8536ZBOEING Boeing 737-800
→
10/5/2026
1h 51m
No alerts
Replay Analysis
N231WNBOEING Boeing 737-700
→
10/2/2026
2h 5m
No alerts
Replay Analysis
N482WNBOEING Boeing 737-700
→
9/26/2026
1h 39m
No alerts
Replay Analysis
N7748ABOEING Boeing 737-700
→
9/19/2026
1h 43m
No alerts
Replay Analysis
N924WNBOEING Boeing 737-700
→
9/12/2026
1h 41m
No alerts
Replay Analysis
N7749BBOEING Boeing 737-700
→
9/5/2026
2h 38m
No alerts
Replay Analysis
N925WNBOEING Boeing 737-700
→
8/29/2026
1h 41m
No alerts
Replay Analysis
N7723EBOEING Boeing 737-700
→
8/22/2026
1h 36m
No alerts
Replay Analysis
N200WNBOEING Boeing 737-700
→
8/15/2026
1h 35m
No alerts
Replay Analysis
N249WNBOEING Boeing 737-700
→
8/8/2026
1h 40m
No alerts
Replay Analysis
N8999QBOEING Boeing 737 MAX 8
→
8/2/2026
1h 7m
No alerts
Replay Analysis
N8501VBOEING Boeing 737-800
→
7/30/2026
33m
No alerts
Replay Analysis
N8501VBOEING Boeing 737-800
→
7/29/2026
3h 53m
No alerts
Replay Analysis
N8501VBOEING Boeing 737-800
→
7/29/2026
3h 19m
No alerts
Replay Analysis
N8619FBOEING Boeing 737-800
→
7/28/2026
3h 58m
No alerts
Replay Analysis
N8619FBOEING Boeing 737-800
→
7/28/2026
16m
No alerts
Replay Analysis
N9010TBOEING Boeing 737 MAX 8
→
7/26/2026
1h 15m
No alerts
Replay Analysis
N8305EBOEING Boeing 737-800
→
7/26/2026
1h 12m
No alerts
Replay Analysis
N8975KBOEING Boeing 737 MAX 8
→
7/22/2026
3h 30m
No alerts
Replay Analysis
N8975KBOEING Boeing 737 MAX 8
→
7/22/2026
26m
No alerts
Replay Analysis
N8869LBOEING Boeing 737 MAX 8
→
7/22/2026
16m
No alerts
Replay Analysis
N8869LBOEING Boeing 737 MAX 8
→
7/21/2026
3h 15m
No alerts
Replay Analysis
N8869LBOEING Boeing 737 MAX 8
→
7/21/2026
43m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window