WN4912 STL → OMA

Southwest Airlines · St. Louis, MO to Omaha, NE · 23 flights observed, 2026-06-04 to 2026-06-30 · 342 mi

This flight has been on time less than half the time (43%) — expect a real chance of a delay.

WN4912 covers more than one route in the data window — the stats below are for STL → OMA, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
43%
Median delay
+20 min
90th percentile
+66 min
Cancellation rate
0%

How often is WN4912 on time?

Across 23 flights on STL → OMA from 2026-06-04 to 2026-06-30, WN4912 arrived within 15 minutes of schedule 43% of the time. The median arrival delay was +20 min, and the worst 10% of flights arrived +66 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1043%
16-30 min313%
31-60 min626%
61-120 min313%
2+ hrs14%

Performance by month

MonthFlightsOn-timeAvg delay
2026-062343%+29 min

Performance by day of week

DayFlightsOn-time
Mon475%
Tue475%
Wed367%
Thu425%
Fri425%
SatNo data—
Sun40%

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