WN3914 STL → DEN

Southwest Airlines · St. Louis, MO to Denver, CO · 19 flights observed, 2026-06-04 to 2026-06-30 · 770 mi

WN3914 covers more than one route in the data window — the stats below are for STL → DEN, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
53%
Median delay
+9 min
90th percentile
+75 min
Cancellation rate
0%

How often is WN3914 on time?

Across 19 flights on STL → DEN from 2026-06-04 to 2026-06-30, WN3914 arrived within 15 minutes of schedule 53% of the time. The median arrival delay was +9 min, and the worst 10% of flights arrived +75 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time1053%
16-30 min15%
31-60 min316%
61-120 min421%
2+ hrs15%

Performance by month

MonthFlightsOn-timeAvg delay
2026-061953%+29 min

Performance by day of week

DayFlightsOn-time
Mon450%
Tue475%
Wed367%
Thu425%
Fri450%
SatNo data—
SunNo data—

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