WN3590 LAS → MDW

Southwest Airlines · Las Vegas, NV to Chicago, IL · 25 flights observed, 2026-03-05 to 2026-04-06 · 1,521 mi

This flight's reliability varies a lot by day of week — 100% on-time on Saturdays vs. 20% on Sundays.

WN3590 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
56%
Median delay
+10 min
90th percentile
+59 min
Cancellation rate
0%

How often is WN3590 on time?

Across 25 flights on LAS → MDW from 2026-03-05 to 2026-04-06, WN3590 arrived within 15 minutes of schedule 56% of the time. The median arrival delay was +10 min, and the worst 10% of flights arrived +59 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1456%
16-30 min416%
31-60 min416%
61-120 min312%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-032045%+23 min
2026-045100%+5 min

Performance by day of week

DayFlightsOn-time
Mon540%
TueNo data—
WedNo data—
Thu560%
Fri560%
Sat5100%
Sun520%

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