WN2237 DAL → MDW

Southwest Airlines · Dallas, TX to Chicago, IL · 37 flights observed, 2025-11-02 to 2026-01-05 · 793 mi

This flight has been getting less reliable recently — 2025-12's on-time rate (67%) is well below the 100% average from earlier months.

WN2237 covers more than one route in the data window — the stats below are for DAL → MDW, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
86%
Median delay
-8 min
90th percentile
+18 min
Cancellation rate
3%

How often is WN2237 on time?

Across 37 flights on DAL → MDW from 2025-11-02 to 2026-01-05, WN2237 arrived within 15 minutes of schedule 86% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +18 min or later. 3% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time3186%
16-30 min38%
31-60 min13%
61-120 min13%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-1117100%-7 min
2025-121567%+8 min
2026-014100%-10 min

Performance by day of week

DayFlightsOn-time
Mon5100%
Tue1100%
Wed1100%
Thu3100%
Fri888%
Sat978%
Sun978%

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