WN4128 PHX → AUS

Southwest Airlines · Phoenix, AZ to Austin, TX · 19 flights observed, 2025-10-02 to 2025-11-01 · 872 mi

WN4128 covers more than one route in the data window — the stats below are for PHX → AUS, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
84%
Median delay
+5 min
90th percentile
+33 min
Cancellation rate
0%

How often is WN4128 on time?

Across 19 flights on PHX → AUS from 2025-10-02 to 2025-11-01, WN4128 arrived within 15 minutes of schedule 84% of the time. The median arrival delay was +5 min, and the worst 10% of flights arrived +33 min or later. 0% of flights were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time1684%
16-30 min00%
31-60 min211%
61-120 min15%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-101883%+6 min
2025-111100%+7 min

Performance by day of week

DayFlightsOn-time
Mon475%
TueNo data—
WedNo data—
Thu5100%
Fri580%
Sat580%
SunNo data—

Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…