WN334 SAN → STL

Southwest Airlines · San Diego, CA to St. Louis, MO · 44 flights observed, 2026-01-06 to 2026-03-04 · 1,557 mi

This flight has been getting more reliable recently — 2026-02's on-time rate (90%) is well above the 57% average from earlier months.

WN334 covers more than one route in the data window — the stats below are for SAN → STL, the one it has flown most recently. The others are linked under “Other routes”.

On-time arrival
75%
Median delay
-6 min
90th percentile
+34 min
Cancellation rate
0%

How often is WN334 on time?

Across 44 flights on SAN → STL from 2026-01-06 to 2026-03-04, WN334 arrived within 15 minutes of schedule 75% of the time. The median arrival delay was -6 min, and the worst 10% of flights arrived +34 min or later. 0% of flights were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time3375%
16-30 min614%
31-60 min25%
61-120 min37%
2+ hrs00%

Performance by month

MonthFlightsOn-timeAvg delay
2026-012157%+11 min
2026-022090%-4 min
2026-033100%-9 min

Performance by day of week

DayFlightsOn-time
Mon450%
Tue888%
Wed978%
Thu560%
Fri667%
Sat888%
Sun475%

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