Flight Status & Tracker

SWA3878

SOUTHWEST AIRLINES CO · STL → PHX · Last tracked Sep 26, 2026

SWA3878 is a flight number operated by SOUTHWEST AIRLINES CO between St Louis Lambert International Airport (KSTL) and Phoenix Sky Harbor International Airport (KPHX). SkyMeter last tracked SWA3878 on September 26, 2026. The flight is most often flown by a BOEING Boeing 737 MAX 8. Typical block time is 2h 31m. SkyMeter has observed 51 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
51
last 90 days
⏱
AVG DURATION
2h 31m
tracked time
📅
SERVICE PERIOD
6/8/2025 → 9/26/2026
first → last seen
🗺
ROUTES / TYPES
7 / 3
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

4
KSTL → KPHX
21
avg 3h 1m · St Louis Lambert → Phoenix Sky Harbor
KSTS → KBUR
4
avg 57m · Charles M. Schulz Sonoma County → Bob Hope
US-2392 → KBUR
1
avg 57m · Sebastopol Airport / Cnopius Field → Bob Hope
KABQ → KPHX
1
avg 57m · Albuquerque International Sunport → Phoenix Sky Harbor

Aircraft types

Equipment used on this number

3
B38M BOEING Boeing 737 MAX 8
28
B738 BOEING Boeing 737-800
17
B737 BOEING Boeing 737-700
13

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 SWA3878

30
N8974KBOEING Boeing 737 MAX 8
→
9/26/2026
3h 4m
No alerts
Replay Analysis
N8840QBOEING Boeing 737 MAX 8
→
9/25/2026
3h 0m
No alerts
Replay Analysis
N8659DBOEING Boeing 737-800
→
9/24/2026
3h 0m
No alerts
Replay Analysis
N8520QBOEING Boeing 737-800
→
9/23/2026
3h 11m
No alerts
Replay Analysis
N8508WBOEING Boeing 737-800
→
9/22/2026
3h 2m
No alerts
Replay Analysis
N8558ZBOEING Boeing 737-800
→
9/21/2026
13m
No alerts
Replay Analysis
N8558ZBOEING Boeing 737-800
→
9/21/2026
3h 54m
No alerts
Replay Analysis
N8754SBOEING Boeing 737 MAX 8
→
9/19/2026
3h 27m
No alerts
Replay Analysis
N8610ABOEING Boeing 737-800
→
9/18/2026
3h 3m
No alerts
Replay Analysis
N8610ABOEING Boeing 737-800
→
9/18/2026
43m
No alerts
Replay Analysis
N8534ZBOEING Boeing 737-800
→
9/17/2026
2h 52m
No alerts
Replay Analysis
N8306HBOEING Boeing 737-800
→
9/16/2026
2h 58m
No alerts
Replay Analysis
N8688JBOEING Boeing 737-800
→
9/15/2026
3h 17m
No alerts
Replay Analysis
N8688JBOEING Boeing 737-800
→
9/15/2026
17m
No alerts
Replay Analysis
N8875BBOEING Boeing 737 MAX 8
→
9/14/2026
3h 3m
No alerts
Replay Analysis
N8875BBOEING Boeing 737 MAX 8
→
9/14/2026
43m
No alerts
Replay Analysis
N8830QBOEING Boeing 737 MAX 8
→
9/12/2026
2h 56m
No alerts
Replay Analysis
N8997QBOEING Boeing 737 MAX 8
→
9/11/2026
2h 45m
No alerts
Replay Analysis
N8916QBOEING Boeing 737 MAX 8
→
9/10/2026
3h 18m
No alerts
Replay Analysis
N8659DBOEING Boeing 737-800
→
9/9/2026
3h 26m
No alerts
Replay Analysis
N8978GBOEING Boeing 737 MAX 8
→
9/8/2026
2h 47m
No alerts
Replay Analysis
N8726HBOEING Boeing 737 MAX 8
→
9/4/2026
2h 55m
No alerts
Replay Analysis
N8650FBOEING Boeing 737-800
→
9/2/2026
2h 58m
No alerts
Replay Analysis
N8916QBOEING Boeing 737 MAX 8
→
8/31/2026
3h 25m
No alerts
Replay Analysis
N9012JBOEING Boeing 737 MAX 8
→
8/29/2026
2h 42m
No alerts
Replay Analysis
N8913SBOEING Boeing 737 MAX 8
→
8/28/2026
2h 50m
No alerts
Replay Analysis
N8941QBOEING Boeing 737 MAX 8
→
8/27/2026
2h 59m
No alerts
Replay Analysis
N8912QBOEING Boeing 737 MAX 8
→
8/26/2026
3h 11m
No alerts
Replay Analysis
N8890QBOEING Boeing 737 MAX 8
→
8/24/2026
6m
No alerts
Replay Analysis
N8890QBOEING Boeing 737 MAX 8
→
8/24/2026
57m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window