SNA → IAH: cancellations & delays
Over Jan 2023 - Apr 2026, 0.8% of John Wayne Orange County International Airport (SNA) to George Bush Intercontinental Airport (IAH) flights were cancelled and 13.1% arrived at least 15 minutes late, across 4,172 flights, flown by UA. Cancellations peak in July.
Check today's live SNA departures →Airport pages: John Wayne Orange County International Airport (SNA) · George Bush Intercontinental Airport (IAH)
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.