WN1933 BWI → STL

Southwest Airlines · Baltimore, MD to St. Louis, MO · 41 flights observed, 2025-11-02 to 2026-01-05 · 738 mi

This flight's reliability varies a lot by day of week — 100% on-time on Tuesdays vs. 50% on Sundays.

WN1933 covers more than one route in the data window — the stats below are for BWI → STL, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
83%
Median delay
-10 min
90th percentile
+33 min
Cancellation rate
2%

How often is WN1933 on time?

Across 41 flights on BWI → STL from 2025-11-02 to 2026-01-05, WN1933 arrived within 15 minutes of schedule 83% of the time. The median arrival delay was -10 min, and the worst 10% of flights arrived +33 min or later. 2% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time3383%
16-30 min13%
31-60 min513%
61-120 min00%
2+ hrs13%

Performance by month

MonthFlightsOn-timeAvg delay
2025-112090%0 min
2025-121883%-1 min
2026-0120%+39 min

Performance by day of week

DayFlightsOn-time
Mon771%
Tue6100%
Wed8100%
Thu771%
Fri6100%
SatNo data—
Sun650%

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