STL → DFW: cancellations & delays
Over Jan 2023 - Apr 2026, 2.6% of St. Louis Lambert International Airport (STL) to Dallas Fort Worth International Airport (DFW) flights were cancelled and 24.8% arrived at least 15 minutes late, across 7,396 flights, flown by AA, MQ, OO, F9, OH. Cancellations peak in January.
Check today's live STL departures →Airport pages: St. Louis Lambert International Airport (STL) · Dallas Fort Worth International Airport (DFW)
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.