SWA257 is operated by SOUTHWEST AIRLINES CO between Ontario International Airport (KONT) and Phoenix Sky Harbor International Airport (KPHX). The flight is most often flown by a BOEING Boeing 737 MAX 8. Typical block time is 1h 16m. SkyMeter has observed 40 legs of this flight number via ADS-B.

✈
FLIGHTS
40
last 90 days
⏱
AVG DURATION
1h 16m
tracked time
📅
SERVICE PERIOD
04/11/2026 → 06/03/2026
first → last seen
🗺
ROUTES / TYPES
8 / 3
city pairs · airframes
⚠
INCIDENT RATE
2.5%
1 flagged

Routes flown

By count · last 90 days

5
KONT → KPHX
25
avg 1h 12m · Ontario → Phoenix Sky Harbor
KONT → KDAL
6
avg 2h 31m · Ontario → Dallas Love Field
KSAN → KCOS
1
avg 2h 16m · San Diego → City of Colorado Springs
KCOS → KDEN
1
avg 1h 12m · City of Colorado Springs → Denver
AZ73 → KPHX
1
avg 5m · Tempe St. Luke's Hospital Heliport → Phoenix Sky Harbor

Aircraft types

Equipment used on this number

3
B38M BOEING Boeing 737 MAX 8
32
B738 BOEING Boeing 737-800
15
B737 BOEING Boeing 737-700
5

Safety profile

Flagged flights · last 90 days

Go-arounds
0
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 SWA257

30
N8560ZBOEING Boeing 737-800
→
06/03/2026
44m
No alerts
Replay Analysis
N8868LBOEING Boeing 737 MAX 8
→
06/03/2026
31m
No alerts
Replay Analysis
N8868LBOEING Boeing 737 MAX 8
→
06/02/2026
1h 2m
No alerts
Replay Analysis
N8868LBOEING Boeing 737 MAX 8
→
06/02/2026
1h 33m
No alerts
Replay Analysis
N8939QBOEING Boeing 737 MAX 8
→
06/02/2026
1h 16m
No alerts
Replay Analysis
N8639BBOEING Boeing 737-800
→
06/01/2026
1h 53m
No alerts
Replay Analysis
N8639BBOEING Boeing 737-800
→
05/31/2026
42m
No alerts
Replay Analysis
N8639BBOEING Boeing 737-800
→
05/31/2026
2h 36m
No alerts
Replay Analysis
N1808UBOEING Boeing 737 MAX 8
→
05/29/2026
1h 11m
No alerts
Replay Analysis
N8325DBOEING Boeing 737-800
→
05/28/2026
5m
△ Unstable
Replay Analysis
N8980QBOEING Boeing 737 MAX 8
→
05/26/2026
53m
No alerts
Replay Analysis
N8671DBOEING Boeing 737-800
→
05/26/2026
1h 11m
No alerts
Replay Analysis
N208WNBOEING Boeing 737-700
→
05/24/2026
1h 12m
No alerts
Replay Analysis
N208WNBOEING Boeing 737-700
→
05/24/2026
2h 16m
No alerts
Replay Analysis
N8869LBOEING Boeing 737 MAX 8
→
05/23/2026
1h 20m
No alerts
Replay Analysis
N8949QBOEING Boeing 737 MAX 8
→
05/21/2026
1h 6m
No alerts
Replay Analysis
N8907LBOEING Boeing 737 MAX 8
→
05/18/2026
1h 47m
No alerts
Replay Analysis
N8907LBOEING Boeing 737 MAX 8
→
05/17/2026
49m
No alerts
Replay Analysis
N8907LBOEING Boeing 737 MAX 8
→
05/17/2026
2h 37m
No alerts
Replay Analysis
N8890QBOEING Boeing 737 MAX 8
→
05/16/2026
1h 13m
No alerts
Replay Analysis
N8569ZBOEING Boeing 737-800
→
05/15/2026
1h 8m
No alerts
Replay Analysis
N7826BBOEING Boeing 737-700
→
05/14/2026
10m
No alerts
Replay Analysis
N7826BBOEING Boeing 737-700
→
05/13/2026
46m
No alerts
Replay Analysis
N7826BBOEING Boeing 737-700
→
05/13/2026
57m
No alerts
Replay Analysis
N8556ZBOEING Boeing 737-800
→
05/13/2026
19m
No alerts
Replay Analysis
N8868LBOEING Boeing 737 MAX 8
→
05/08/2026
1h 2m
No alerts
Replay Analysis
N8907LBOEING Boeing 737 MAX 8
→
05/04/2026
2h 20m
No alerts
Replay Analysis
N8316HBOEING Boeing 737-800
→
05/02/2026
1h 10m
No alerts
Replay Analysis
N8669BBOEING Boeing 737-800
→
05/01/2026
1h 4m
No alerts
Replay Analysis
N8980QBOEING Boeing 737 MAX 8
→
04/28/2026
56m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window