DEN → IAH: cancellations & delays
Over Jan 2023 - Apr 2026, 1.0% of Denver International Airport (DEN) to George Bush Intercontinental Airport (IAH) flights were cancelled and 24.9% arrived at least 15 minutes late, across 16,185 flights, flown by UA, F9, WN, NK. Cancellations peak in January.
Check today's live DEN departures →Airport pages: Denver International Airport (DEN) · 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.