STL → SJC Southwest Airlines

Southwest Airlines · St. Louis, MO to San Jose, CA · 5 flights, 2025-07-05 to 2025-08-02 · aggregated across 1 flight number

On-time arrival
60%
Median delay
+9 min
90th percentile
+97 min
Cancellation rate
0%

How on-time is Southwest Airlines from STL to SJC?

Across every Southwest Airlines flight number on STL → SJC (5 flights, 2025-07-05 to 2025-08-02), 60% arrived within 15 minutes of schedule. Median arrival delay +9 min; the worst 10% ran +97 min or later. 0% were cancelled.

Delay distribution

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

ArrivalFlightsShare
Early / on-time360%
16-30 min00%
31-60 min120%
61-120 min00%
2+ hrs120%

Performance by month

MonthFlightsOn-timeAvg delay
2025-07450%+45 min
2025-081100%+9 min

Performance by day of week

DayFlightsOn-time
MonNo data—
TueNo data—
WedNo data—
ThuNo data—
FriNo data—
Sat560%
SunNo data—

WN flight numbers on STL → SJC

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…