SAT → IAD: cancellations & delays
Over Jan 2023 - Apr 2026, 1.2% of San Antonio International Airport (SAT) to Washington Dulles International Airport (IAD) flights were cancelled and 9.7% arrived at least 15 minutes late, across 2,163 flights, flown by UA. Cancellations peak in January.
Check today's live SAT departures →Airport pages: San Antonio International Airport (SAT) · Washington Dulles International Airport (IAD)
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.