WN1911 DSM → STL

Southwest Airlines · Des Moines, IA to St. Louis, MO · 50 flights observed, 2026-01-06 to 2026-03-04 · 259 mi

This flight has a strong track record — on time 94% of the time, with a low cancellation rate.

WN1911 covers more than one route in the data window — the stats below are for DSM → STL, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
94%
Median delay
-19 min
90th percentile
+1 min
Cancellation rate
0%

How often is WN1911 on time?

Across 50 flights on DSM → STL from 2026-01-06 to 2026-03-04, WN1911 arrived within 15 minutes of schedule 94% of the time. The median arrival delay was -19 min, and the worst 10% of flights arrived +1 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time4794%
16-30 min24%
31-60 min00%
61-120 min12%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-012295%-19 min
2026-022492%-11 min
2026-034100%-25 min

Performance by day of week

DayFlightsOn-time
Mon8100%
Tue9100%
Wed9100%
Thu875%
Fri888%
SatNo data—
Sun8100%

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