SWA4020 is operated by SOUTHWEST AIRLINES CO between Tampa International Airport (KTPA) and Denver International Airport (KDEN). The flight is most often flown by a BOEING Boeing 737 MAX 8. Typical block time is 2h 45m. SkyMeter has observed 82 legs of this flight number via ADS-B.

✈
FLIGHTS
82
last 90 days
⏱
AVG DURATION
2h 45m
tracked time
📅
SERVICE PERIOD
06/05/2025 → 08/22/2026
first → last seen
🗺
ROUTES / TYPES
16 / 3
city pairs · airframes
⚠
INCIDENT RATE
2.4%
2 flagged

Routes flown

By count · last 90 days

10
KTPA → KDEN
40
avg 3h 53m · Tampa → Denver
KRNO → KLAS
8
avg 1h 16m · Reno Tahoe → McCarran
KLAS → KDEN
6
avg 1h 52m · McCarran → Denver
KLAS → KBUF
4
avg 4h 18m · McCarran → Buffalo Niagara
KCOS → KDAL
3
avg 1h 57m · City of Colorado Springs → Dallas Love Field
KBUF → KMDW
3
avg 1h 17m · Buffalo Niagara → Chicago Midway
KBUF → KGYY
1
avg 1h 21m · Buffalo Niagara → Gary Chicago
KPNS → KBNA
1
avg 1h 9m · Pensacola → Nashville
KLGB → KLAS
1
avg 49m · Long Beach Airport (Daugherty Field) → McCarran
KDEN → KPNS
1
avg 2h 20m · Denver → Pensacola

Aircraft types

Equipment used on this number

3
B38M BOEING Boeing 737 MAX 8
74
B738 BOEING Boeing 737-800
49
B737 BOEING Boeing 737-700
37

Safety profile

Flagged flights · last 90 days

Go-arounds
1
Unstable approach
1
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 SWA4020

30
N439WNBOEING Boeing 737-700
→
08/22/2026
1h 50m
No alerts
Replay Analysis
N7868KBOEING Boeing 737-700
→
08/15/2026
2h 4m
No alerts
Replay Analysis
N913WNBOEING Boeing 737-700
→
08/08/2026
1h 56m
No alerts
Replay Analysis
N8824QBOEING Boeing 737 MAX 8
→
08/04/2026
1h 44m
No alerts
Replay Analysis
N8989LBOEING Boeing 737 MAX 8
→
08/04/2026
2h 13m
No alerts
Replay Analysis
N8989LBOEING Boeing 737 MAX 8
→
08/03/2026
2h 21m
No alerts
Replay Analysis
N8989LBOEING Boeing 737 MAX 8
→
08/03/2026
4h 35m
↘ Diverted (inferred)
Replay Analysis
N8303RBOEING Boeing 737-800
→
08/03/2026
3h 38m
No alerts
Replay Analysis
N8926QBOEING Boeing 737 MAX 8
→
08/01/2026
1h 42m
No alerts
Replay Analysis
N8926QBOEING Boeing 737 MAX 8
→
07/31/2026
2h 20m
No alerts
Replay Analysis
N8926QBOEING Boeing 737 MAX 8
→
07/31/2026
4h 2m
No alerts
Replay Analysis
N8554XBOEING Boeing 737-800
→
07/31/2026
2h 7m
No alerts
Replay Analysis
N8554XBOEING Boeing 737-800
→
07/30/2026
4h 4m
No alerts
Replay Analysis
N8554XBOEING Boeing 737-800
→
07/30/2026
1h 56m
No alerts
Replay Analysis
N8988SBOEING Boeing 737 MAX 8
→
07/28/2026
1h 39m
No alerts
Replay Analysis
N8988SBOEING Boeing 737 MAX 8
→
07/27/2026
3h 27m
No alerts
Replay Analysis
N8988SBOEING Boeing 737 MAX 8
→
07/27/2026
1h 48m
No alerts
Replay Analysis
N8849QBOEING Boeing 737 MAX 8
→
07/27/2026
2h 6m
No alerts
Replay Analysis
N8849QBOEING Boeing 737 MAX 8
→
07/26/2026
1h 49m
No alerts
Replay Analysis
N8849QBOEING Boeing 737 MAX 8
→
07/26/2026
3h 56m
No alerts
Replay Analysis
N449WNBOEING Boeing 737-700
→
07/25/2026
3h 48m
No alerts
Replay Analysis
N8857QBOEING Boeing 737 MAX 8
→
07/25/2026
1h 50m
No alerts
Replay Analysis
N8857QBOEING Boeing 737 MAX 8
→
07/24/2026
4h 17m
No alerts
Replay Analysis
N8857QBOEING Boeing 737 MAX 8
→
07/24/2026
2h 26m
No alerts
Replay Analysis
N8895QBOEING Boeing 737 MAX 8
→
07/23/2026
2h 22m
No alerts
Replay Analysis
N8986QBOEING Boeing 737 MAX 8
→
07/21/2026
3h 7m
No alerts
Replay Analysis
N8303RBOEING Boeing 737-800
→
07/20/2026
1h 35m
No alerts
Replay Analysis
N8303RBOEING Boeing 737-800
→
07/19/2026
3h 26m
No alerts
Replay Analysis
N8303RBOEING Boeing 737-800
→
07/19/2026
1h 50m
No alerts
Replay Analysis
N7749BBOEING Boeing 737-700
→
07/18/2026
3h 39m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window