PDX → IAH: cancellations & delays
Over Jan 2023 - Apr 2026, 1.4% of Portland International Airport (PDX) to George Bush Intercontinental Airport (IAH) flights were cancelled and 14.2% arrived at least 15 minutes late, across 3,169 flights, flown by UA, AS. Cancellations peak in January.
Check today's live PDX departures →Airport pages: Portland International Airport (PDX) · 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.