George Bush Intercontinental Houston Airport
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Complete wait time breakdown for IAH - security, immigration & more
- Recent third-party observation indicates ~6 min at security (falling)
George Bush Intercontinental Houston Airport
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Wait Times by Terminal
Terminal A
Terminal C
Total Queue Time Estimate
CombinedBased on historical pattern analysis
Wait Time History — George Bush Intercontinental Houston Airport
HistoricalSecurity wait times at IAH over time, based on live sensor and API data.
Skip the security lines with CLEAR+ at 5 terminals:
Skip customs lines with the free Mobile Passport Control app - a great alternative to CLEAR+ for international arrivals.
- No fees: Completely free, no enrollment required
- Fast processing: Submit customs declaration before arrival
- Group travel: Up to 12 people on one submission
- Wide availability: Active at 35+ US airports
Available for US citizens and Canadian visitors at participating airports
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Tips for George Bush Intercontinental Houston Airport
- Arrive at least 105 minutes early for domestic and 150 minutes for international flights.
- Security is typically busiest 6-9 AM and 4-7 PM. Midday flights (11 AM-2 PM) usually have the shortest queues.
- Terminal C North PreCheck typically has the shortest security wait times.
- TSA PreCheck is available here. Enrolled travelers typically wait about 19 minutes — roughly half the standard line.
- CLEAR Plus is available in 5 terminals. Members can skip directly to the physical screening area.
- Check in online and use mobile boarding passes to skip the check-in counter and head straight to security.
Next 12 hours
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Airport Lounges
11 loungesQuick Info
Peak Hours
Quick Tips
- Arrive 2-3 hours early for international flights
- Check-in online to save time
- Use TSA PreCheck for faster screening
- CLEAR+ available at this airport
When to Arrive
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George Bush Intercontinental Houston Airport (IAH) provides real-time security, check-in, and immigration wait time data. TSA PreCheck and CLEAR availability information included. Sign up for detailed wait time estimates.
Last updated: June 24, 2026
About George Bush Intercontinental Houston Airport
George Bush Intercontinental Houston Airport (IAH) serves Houston in United States. As one of the world's busiest airports, IAH handles millions of passengers annually. During peak travel periods, security lines can extend significantly — plan your arrival time carefully.
Both TSA PreCheck and CLEAR Plus are available at IAH, giving enrolled travelers significantly faster screening. CLEAR is available in 5 terminals.
The busiest travel periods at IAH are Jul, Aug, Dec. During these months, wait times can be 30-50% longer than average. Consider arriving at least 3 hours before international flights during peak season.