Houston (IAH) Delays in 2019
80.6% on-time departures, 79.4% on-time arrivals in 2019
179,688Flights
80.6%Departures on-time
15.6 minAvg dep. delay
79.4%Arrivals on-time
16.4 minAvg arr. delay
1.4%Cancelled
Delay causes
- Air carrier33.8%
- Extreme weather8.8%
- National Aviation System21.4%
- Security0%
- Late-arriving aircraft36%
← 2018 · Houston (IAH) overview · 2020 →
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.