STL → SMF: cancellations & delays
Over Jan 2023 - Apr 2026, 0.1% of St. Louis Lambert International Airport (STL) to Sacramento International Airport (SMF) flights were cancelled and 28.9% arrived at least 15 minutes late, across 1,020 flights, flown by WN. Cancellations peak in January.
Check today's live STL departures →Airport pages: St. Louis Lambert International Airport (STL) · Sacramento International Airport (SMF)
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.