SWA1521 is operated by SOUTHWEST AIRLINES CO between Denver International Airport (KDEN) and Dallas Love Field (KDAL). The flight is most often flown by a BOEING Boeing 737 MAX 8. Typical block time is 1h 52m. SkyMeter has observed 107 legs of this flight number via ADS-B.

✈
FLIGHTS
107
last 90 days
⏱
AVG DURATION
1h 52m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 8/12/2026
first → last seen
🗺
ROUTES / TYPES
15 / 3
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

10
KDEN → KDAL
48
avg 1h 53m · Denver → Dallas Love Field
KPHX → KMDW
8
avg 3h 0m · Phoenix Sky Harbor → Chicago Midway
KDAL → KMCO
8
avg 2h 14m · Dallas Love Field → Orlando
KDAL → KSMF
8
avg 3h 17m · Dallas Love Field → Sacramento
KMSY → KAUS
4
avg 1h 13m · Louis Armstrong New Orleans → Austin Bergstrom
KSEA → KLAS
3
avg 2h 12m · Seattle Tacoma → McCarran
KDAL → KMSY
3
avg 1h 9m · Dallas Love Field → Louis Armstrong New Orleans
KBNA → KLAX
2
avg 3h 46m · Nashville → Los Angeles
KDEN → KAPA
1
avg 1h 35m · Denver → Centennial
KFLL → KCMH
1
avg 2h 25m · Fort Lauderdale Hollywood → John Glenn Columbus

Aircraft types

Equipment used on this number

3
B38M BOEING Boeing 737 MAX 8
76
B738 BOEING Boeing 737-800
43
B737 BOEING Boeing 737-700
7

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 SWA1521

30
N244WNBOEING Boeing 737-700
→
8/12/2026
1h 10m
No alerts
Replay Analysis
N7704BBOEING Boeing 737-700
→
8/11/2026
1h 13m
No alerts
Replay Analysis
N8529ZBOEING Boeing 737-800
→
8/10/2026
1h 6m
No alerts
Replay Analysis
N8943QBOEING Boeing 737 MAX 8
→
8/10/2026
2h 8m
No alerts
Replay Analysis
N8943QBOEING Boeing 737 MAX 8
→
8/9/2026
1h 41m
No alerts
Replay Analysis
N8943QBOEING Boeing 737 MAX 8
→
8/9/2026
3h 50m
No alerts
Replay Analysis
N8744BBOEING Boeing 737 MAX 8
→
8/9/2026
3h 7m
No alerts
Replay Analysis
N8744BBOEING Boeing 737 MAX 8
→
8/8/2026
35m
No alerts
Replay Analysis
N8744BBOEING Boeing 737 MAX 8
→
8/8/2026
3h 43m
No alerts
Replay Analysis
N8686ABOEING Boeing 737-800
→
8/7/2026
1h 1m
No alerts
Replay Analysis
N8970QBOEING Boeing 737 MAX 8
→
8/6/2026
1h 18m
No alerts
Replay Analysis
N208WNBOEING Boeing 737-700
→
8/5/2026
1h 20m
No alerts
Replay Analysis
N946WNBOEING Boeing 737-700
→
8/4/2026
1h 9m
No alerts
Replay Analysis
N8757LBOEING Boeing 737 MAX 8
→
8/4/2026
2h 8m
No alerts
Replay Analysis
N8757LBOEING Boeing 737 MAX 8
→
8/4/2026
20m
No alerts
Replay Analysis
N8959QBOEING Boeing 737 MAX 8
→
8/3/2026
2h 9m
No alerts
Replay Analysis
N8959QBOEING Boeing 737 MAX 8
→
8/3/2026
1h 46m
No alerts
Replay Analysis
N8573ZBOEING Boeing 737-800
→
7/31/2026
12m
No alerts
Replay Analysis
N8681MBOEING Boeing 737-800
→
7/31/2026
1h 56m
No alerts
Replay Analysis
N8803LBOEING Boeing 737 MAX 8
→
7/30/2026
1h 40m
No alerts
Replay Analysis
N8803LBOEING Boeing 737 MAX 8
→
7/29/2026
11m
No alerts
Replay Analysis
N8803LBOEING Boeing 737 MAX 8
→
7/29/2026
44m
No alerts
Replay Analysis
N8982SBOEING Boeing 737 MAX 8
→
7/29/2026
2h 41m
No alerts
Replay Analysis
N8667DBOEING Boeing 737-800
→
7/27/2026
38m
No alerts
Replay Analysis
N8733MBOEING Boeing 737 MAX 8
→
7/27/2026
2h 10m
No alerts
Replay Analysis
N8733MBOEING Boeing 737 MAX 8
→
7/27/2026
1h 47m
No alerts
Replay Analysis
N8809LBOEING Boeing 737 MAX 8
→
7/26/2026
1h 41m
No alerts
Replay Analysis
N8323CBOEING Boeing 737-800
→
7/25/2026
1h 34m
No alerts
Replay Analysis
N8323CBOEING Boeing 737-800
→
7/24/2026
29m
No alerts
Replay Analysis
N8855QBOEING Boeing 737 MAX 8
→
7/24/2026
1h 32m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window