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 737-700. Typical block time is 1h 49m. SkyMeter has observed 102 legs of this flight number via ADS-B.

✈
FLIGHTS
102
last 90 days
⏱
AVG DURATION
1h 49m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 07/19/2026
first → last seen
🗺
ROUTES / TYPES
19 / 3
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

10
KONT → KPHX
26
avg 1h 10m · Ontario → Phoenix Sky Harbor
KSAN → KMDW
9
avg 4h 1m · San Diego → Chicago Midway
KSMF → KLAS
7
avg 1h 18m · Sacramento → McCarran
KLAS → KLGB
7
avg 1h 22m · McCarran → Long Beach Airport (Daugherty Field)
KSFO → KLAX
5
avg 1h 41m · San Francisco → Los Angeles
KSTL → KATL
5
avg 1h 23m · St Louis Lambert → Hartsfield Jackson Atlanta
KLGB → KOAK
5
avg 58m · Long Beach Airport (Daugherty Field) → Metropolitan Oakland
KONT → KDAL
3
avg 2h 34m · Ontario → Dallas Love Field
KHAF → KLAX
1
avg 2h 1m · Half Moon Bay → Los Angeles
KCOS → KDEN
1
avg 1h 12m · City of Colorado Springs → Denver

Aircraft types

Equipment used on this number

3
B737 BOEING Boeing 737-700
55
B38M BOEING Boeing 737 MAX 8
34
B738 BOEING Boeing 737-800
28

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 SWA257

30
N438WNBOEING Boeing 737-700
→
07/19/2026
1h 4m
No alerts
Replay Analysis
N438WNBOEING Boeing 737-700
→
07/19/2026
1h 11m
No alerts
Replay Analysis
N438WNBOEING Boeing 737-700
→
07/19/2026
19m
No alerts
Replay Analysis
N438WNBOEING Boeing 737-700
→
07/19/2026
1h 17m
No alerts
Replay Analysis
N227WNBOEING Boeing 737-700
→
07/19/2026
1h 39m
No alerts
Replay Analysis
N435WNBOEING Boeing 737-700
→
07/18/2026
4h 25m
No alerts
Replay Analysis
N7744ABOEING Boeing 737-700
→
07/17/2026
4h 3m
No alerts
Replay Analysis
N8900LBOEING Boeing 737 MAX 8
→
07/15/2026
1h 25m
No alerts
Replay Analysis
N8317MBOEING Boeing 737-800
→
07/14/2026
1h 28m
No alerts
Replay Analysis
N214WNBOEING Boeing 737-700
→
07/14/2026
4h 12m
No alerts
Replay Analysis
N291WNBOEING Boeing 737-700
→
07/12/2026
57m
No alerts
Replay Analysis
N291WNBOEING Boeing 737-700
→
07/12/2026
1h 35m
No alerts
Replay Analysis
N291WNBOEING Boeing 737-700
→
07/12/2026
1h 21m
No alerts
Replay Analysis
N914WNBOEING Boeing 737-700
→
07/12/2026
1h 20m
No alerts
Replay Analysis
N260WNBOEING Boeing 737-700
→
07/11/2026
4h 1m
No alerts
Replay Analysis
N1776R
→
07/10/2026
4h 22m
No alerts
Replay Analysis
N8842LBOEING Boeing 737 MAX 8
→
07/08/2026
1h 29m
No alerts
Replay Analysis
N9011HBOEING Boeing 737 MAX 8
→
07/07/2026
1h 53m
No alerts
Replay Analysis
N919WNBOEING Boeing 737-700
→
07/07/2026
3h 52m
No alerts
Replay Analysis
N213WNBOEING Boeing 737-700
→
07/05/2026
53m
No alerts
Replay Analysis
N213WNBOEING Boeing 737-700
→
07/05/2026
1h 5m
No alerts
Replay Analysis
N213WNBOEING Boeing 737-700
→
07/05/2026
24m
No alerts
Replay Analysis
N7826BBOEING Boeing 737-700
→
07/05/2026
1h 15m
No alerts
Replay Analysis
N8976KBOEING Boeing 737 MAX 8
→
07/04/2026
2h 24m
No alerts
Replay Analysis
N289CTBOEING Boeing 737-700
→
07/04/2026
3h 58m
No alerts
Replay Analysis
N957WNBOEING Boeing 737-700
→
07/03/2026
3h 48m
No alerts
Replay Analysis
N8553WBOEING Boeing 737-800
→
07/01/2026
2h 1m
No alerts
Replay Analysis
N8508WBOEING Boeing 737-800
→
06/30/2026
1h 32m
No alerts
Replay Analysis
N942WNBOEING Boeing 737-700
→
06/30/2026
3h 48m
No alerts
Replay Analysis
N7876ABOEING Boeing 737-700
→
06/28/2026
1h 4m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window