Houston (IAH) Delays in 2023
77.1% on-time departures, 79.2% on-time arrivals in 2023
111,892Flights
77.1%Departures on-time
18 minAvg dep. delay
79.2%Arrivals on-time
16 minAvg arr. delay
1.1%Cancelled
Delay causes
- Air carrier39.3%
- Extreme weather4.8%
- National Aviation System17.2%
- Security0%
- Late-arriving aircraft38.8%
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On-time = arrival within 15 minutes of schedule, per U.S. DOT definitions. Source: Bureau of Transportation Statistics (public domain). Delay-cause attribution is reported by carriers since June 2003.