WN1405 SFO → STL

Southwest Airlines · San Francisco, CA to St. Louis, MO · 18 flights observed, 2025-11-22 to 2026-01-04 · 1,735 mi

This flight has been on time less than half the time (33%) — expect a real chance of a delay.

WN1405 covers more than one route in the data window — the stats below are for SFO → STL, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
33%
Median delay
+21 min
90th percentile
+117 min
Cancellation rate
0%

How often is WN1405 on time?

Across 18 flights on SFO → STL from 2025-11-22 to 2026-01-04, WN1405 arrived within 15 minutes of schedule 33% of the time. The median arrival delay was +21 min, and the worst 10% of flights arrived +117 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time633%
16-30 min633%
31-60 min16%
61-120 min317%
2+ hrs211%

Performance by month

MonthFlightsOn-timeAvg delay
2025-11425%+24 min
2025-121136%+57 min
2026-01333%+34 min

Performance by day of week

DayFlightsOn-time
Mon333%
Tue367%
Wed10%
ThuNo data—
Fri367%
Sat50%
Sun333%

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