SJC → STL: cancellations & delays
Over Jan 2023 - Apr 2026, 0.2% of Norman Y. Mineta San Jose International Airport (SJC) to St. Louis Lambert International Airport (STL) flights were cancelled and 7.7% arrived at least 15 minutes late, across 429 flights, flown by WN. Cancellations peak in January.
Check today's live SJC departures →Airport pages: Norman Y. Mineta San Jose International Airport (SJC) · St. Louis Lambert International Airport (STL)
Rates are historical averages from U.S. DOT (BTS) on-time records; a specific flight's live estimate can differ with weather and the day's disruptions.