WN1923 LAS → MDW

Southwest Airlines · Las Vegas, NV to Chicago, IL · 49 flights observed, 2025-08-05 to 2025-10-01 · 1,521 mi

This flight's reliability varies a lot by day of week — 100% on-time on Mondays vs. 50% on Fridays.

WN1923 covers more than one route in the data window — the stats below are for LAS → MDW, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
82%
Median delay
-3 min
90th percentile
+27 min
Cancellation rate
0%

How often is WN1923 on time?

Across 49 flights on LAS → MDW from 2025-08-05 to 2025-10-01, WN1923 arrived within 15 minutes of schedule 82% of the time. The median arrival delay was -3 min, and the worst 10% of flights arrived +27 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time4082%
16-30 min510%
31-60 min48%
61-120 min00%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-082277%+2 min
2025-092685%+2 min
2025-101100%-4 min

Performance by day of week

DayFlightsOn-time
Mon8100%
Tue9100%
Wed989%
Thu863%
Fri850%
SatNo data—
Sun786%

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