IAH delays today: George Bush Intercontinental has an on-time departure rate of about 79%. The FAA airport status for IAH typically shows an average delay of 77 minutes when departures are delayed. The most common reason for departure delays here is the incoming plane arriving late. Roughly 1.6% of flights are cancelled. The typical taxi-out time from gate to takeoff is about 20 minutes. The current TSA wait is very quiet — expect minimal lines at this hour. The fastest time through security is 4 AM (about 5 min). The busiest period is 6 PM (22-28 minutes).
Source: BTS, FAA. Updated July 2026.IAH Houston Delays & Airport Status
George Bush Intercontinental(Bush Airport)
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Delay Stats
Full breakdown →79% on timeAvg delay 77 min
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Security Lines
Full details →~7 minBest: 4 AM (about 5 min)
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Departures here are on time most of the time. About 79% of flights leave within 15 minutes of schedule.
The most common reason for departure delays here is the incoming plane arriving late.
Planes often wait a while before takeoff. The typical wait from gate to takeoff is about 20 minutes.
Generally mild weather year-round.
Among major airlines, F9 has the most complaints (23.2/100k) while WN has the fewest (1.5/100k).
Accurate?
IAH departure performance by month
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Airlines at IAH
On-time departure rate from DOT data
United Airlines81%
Delta Air Lines81%
SkyWest Airlines79%
Alaska Airlines78%
Spirit Airlines76%
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