WN1961 STL → DEN

Southwest Airlines · St. Louis, MO to Denver, CO · 57 flights observed, 2025-08-05 to 2025-10-01 · 770 mi

This flight's reliability varies a lot by day of week — 100% on-time on Sundays vs. 44% on Tuesdays.

WN1961 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
70%
Median delay
+2 min
90th percentile
+59 min
Cancellation rate
0%

How often is WN1961 on time?

Across 57 flights on STL → DEN from 2025-08-05 to 2025-10-01, WN1961 arrived within 15 minutes of schedule 70% of the time. The median arrival delay was +2 min, and the worst 10% of flights arrived +59 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time4070%
16-30 min611%
31-60 min59%
61-120 min24%
2+ hrs47%

Performance by month

MonthFlightsOn-timeAvg delay
2025-082669%+21 min
2025-093070%+13 min
2025-101100%-10 min

Performance by day of week

DayFlightsOn-time
Mon875%
Tue944%
Wed956%
Thu863%
Fri875%
Sat888%
Sun7100%

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