WN2875 STL → DSM

Southwest Airlines · St. Louis, MO to Des Moines, IA · 24 flights observed, 2025-07-01 to 2025-08-04 · 259 mi

This flight runs much more reliably at some times of day than others — 100% on-time departing 9am–12pm vs. 43% departing 9pm–12am.

WN2875 covers more than one route in the data window — the stats below are for STL → DSM, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
67%
Median delay
-7 min
90th percentile
+34 min
Cancellation rate
0%

How often is WN2875 on time?

Across 24 flights on STL → DSM from 2025-07-01 to 2025-08-04, WN2875 arrived within 15 minutes of schedule 67% of the time. The median arrival delay was -7 min, and the worst 10% of flights arrived +34 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1667%
16-30 min521%
31-60 min28%
61-120 min14%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2025-072268%+4 min
2025-08250%-2 min

Performance by day of week

DayFlightsOn-time
Mon560%
Tue5100%
Wed5100%
Thu540%
Fri425%
SatNo data—
SunNo data—

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