WN3591 CLT → MDW

Southwest Airlines · Charlotte, NC to Chicago, IL · 57 flights observed, 2026-04-07 to 2026-06-03 · 584 mi

This flight is usually on time, but has a real long-delay tail — typical (median) delay is -4 min, while the worst 10% run +70 min or later.

WN3591 covers more than one route in the data window — the stats below are for CLT → MDW, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
74%
Median delay
-4 min
90th percentile
+70 min
Cancellation rate
0%

How often is WN3591 on time?

Across 57 flights on CLT → MDW from 2026-04-07 to 2026-06-03, WN3591 arrived within 15 minutes of schedule 74% of the time. The median arrival delay was -4 min, and the worst 10% of flights arrived +70 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time4274%
16-30 min24%
31-60 min611%
61-120 min35%
2+ hrs47%

Performance by month

MonthFlightsOn-timeAvg delay
2026-042479%+7 min
2026-053070%+20 min
2026-06367%+12 min

Performance by day of week

DayFlightsOn-time
Mon863%
Tue978%
Wed967%
Thu863%
Fri875%
Sat888%
Sun786%

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