WN4055 AUS → LAS

Southwest Airlines · Austin, TX to Las Vegas, NV · 24 flights observed, 2026-04-09 to 2026-06-01 · 1,090 mi

WN4055 covers more than one route in the data window — the stats below are for AUS → LAS, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
61%
Median delay
+7 min
90th percentile
+60 min
Cancellation rate
4%

How often is WN4055 on time?

Across 24 flights on AUS → LAS from 2026-04-09 to 2026-06-01, WN4055 arrived within 15 minutes of schedule 61% of the time. The median arrival delay was +7 min, and the worst 10% of flights arrived +60 min or later. 4% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1461%
16-30 min417%
31-60 min29%
61-120 min29%
2+ hrs14%

Performance by month

MonthFlightsOn-timeAvg delay
2026-041070%+26 min
2026-051250%+20 min
2026-061100%-5 min

Performance by day of week

DayFlightsOn-time
Mon863%
TueNo data—
WedNo data—
Thu850%
Fri771%
SatNo data—
SunNo data—

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