Houston (IAH) Delays in 2020
90.9% on-time departures, 89.7% on-time arrivals in 2020
102,231Flights
90.9%Departures on-time
7.1 minAvg dep. delay
89.7%Arrivals on-time
7.5 minAvg arr. delay
5.5%Cancelled
Delay causes
- Air carrier47.5%
- Extreme weather10.1%
- National Aviation System21.4%
- Security0.1%
- Late-arriving aircraft20.9%
← 2019 · Houston (IAH) overview · 2021 →
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.