IAH Today
Clean day, better than the weekly average. Departures at 88%. Early morning flights ran 14 points better than midday. Fly 5am - 9am if you can. That window has been running at 89%.
What This Means for You
Good day to fly from IAH. 88% of departures are on time. Your flight will probably leave on schedule. Normal operations.
If you can choose your departure time: early morning flights (5am - 9am) run at 89%. Midday (12pm - 3pm) drops to 75%. That is a 14-point difference from the same airport on the same day.
Airline Performance at IAH
American Airlines is the most reliable carrier at IAH with 63% on-time. Aer Lingus runs 20%. That is a 43-point spread. If you have a choice, the airline matters.
IAH Flight Board
Live departures and arrivals at George Bush Intercontinental Airport.
| Status | Airline | Flight | Destination | Sched | Updated | Gate |
|---|---|---|---|---|---|---|
Pick Your Window
Early Morning vs Midday is a 14-point swing at IAH. The early morning block runs at 89%. If you have any say in your departure time, this is the biggest thing you can control.
Through the Day
Morning held up fine at 82%. Hit 44% around 2am, peaked at 94% around 6am. A 50-point swing from best to worst today.
vs Last Week
Tracking about the same as last week. Departures at 76%, last week 77%. Arrivals roughly the same. Fri was the worst day, Sat the best.
The Bigger Picture
IAH has been bouncing between 22% and 89%. Best day was May 13 at 89%. Worst was May 1 at 22%. The norm is 69-75%, which is just how IAH runs. Today's 88% is a good day by IAH standards.
About IAH Delays
George Bush Intercontinental Airport (IAH) is currently running on time with 88% on-time departures and 88% on-time arrivals. This data updates every 15 minutes from FAA sources.
George Bush Intercontinental Airport has averaged 76% on-time departures this week, making it moderately reliable. Performance varies by time of day and weather conditions.
George Bush Intercontinental Airport is one of 179 FAA-monitored airports with real-time delay tracking. Data includes departure and arrival on-time percentages, updated every 15 minutes, with historical trends available for the past 90 days.
Nearby alternatives include HOU (William P. Hobby Airport). When IAH is experiencing delays, these airports may offer better on-time performance.
Early morning departures from George Bush Intercontinental Airport typically have the highest on-time rates. Delays tend to accumulate throughout the day as cascading effects from earlier disruptions compound. Check the 24-hour trend chart above for today's pattern.