IAH Delays Right Now
Live flight delay status at George Bush Intercontinental (Houston)
Live FAA status
Source: FAA National Airspace System Status (nasstatus.faa.gov). Updates every ~2 minutes.
On-time rate
80%
of departures
Avg delay
75 min
when late
Cancel rate
1.7%
of flights
Why flights get delayed at IAH
The most common reason for departure delays here is the airline (crew, maintenance, or boarding). 80% of departures are on time. When there is a delay, it's typically around 75 minutes — a long delay. About 1.7% of flights get cancelled.
Planes usually taxi out in a reasonable time. The typical wait from gate to takeoff is about 18 minutes.
Worst airlines for delays at IAH
Ranked by lowest historical on-time rate. Based on airlines with 500+ flights in our dataset.
| Airline | On-time | Avg delay |
|---|---|---|
| Frontier Airlines | 67% | 84 min |
| JetBlue Airways | 69% | 68 min |
| American Airlines | 74% | 100 min |
| Republic Airways | 75% | 83 min |
| Alaska Airlines | 76% | 52 min |
Most reliable airlines at IAH
| Airline | On-time | Avg delay |
|---|---|---|
| Delta Air Lines | 81% | 79 min |
| United Airlines | 80% | 72 min |
| MQ | 80% | 68 min |
| SkyWest Airlines | 79% | 87 min |
| Southwest Airlines | 77% | 67 min |
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