WN2103 DEN → STL

Southwest Airlines · Denver, CO to St. Louis, MO · 42 flights observed, 2026-04-07 to 2026-06-03 · 770 mi

This flight's reliability varies a lot by day of week — 78% on-time on Tuesdays vs. 13% on Mondays.

WN2103 covers more than one route in the data window — the stats below are for DEN → STL, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
60%
Median delay
+7 min
90th percentile
+88 min
Cancellation rate
0%

How often is WN2103 on time?

Across 42 flights on DEN → STL from 2026-04-07 to 2026-06-03, WN2103 arrived within 15 minutes of schedule 60% of the time. The median arrival delay was +7 min, and the worst 10% of flights arrived +88 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time2560%
16-30 min512%
31-60 min512%
61-120 min512%
2+ hrs25%

Performance by month

MonthFlightsOn-timeAvg delay
2026-041867%+15 min
2026-052157%+21 min
2026-06333%+36 min

Performance by day of week

DayFlightsOn-time
Mon813%
Tue978%
Wed978%
Thu850%
Fri875%
SatNo data—
SunNo data—

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