IAH → SAT: cancellations & delays
Over Jan 2023 - Apr 2026, 1.5% of George Bush Intercontinental Airport (IAH) to San Antonio International Airport (SAT) flights were cancelled and 21.6% arrived at least 15 minutes late, across 7,573 flights, flown by UA, OO. Cancellations peak in January.
Check today's live IAH departures →Airport pages: George Bush Intercontinental Airport (IAH) · San Antonio International Airport (SAT)
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.