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How Early Should I Arrive at George Bush Intercontinental Houston?

Personalized arrival time recommendations for George Bush Intercontinental Houston Airport (IAH) based on current conditions

Quick Answer

Recommended Arrival Times at IAH

Domestic Flights
2 hours
before departure
International Flights
3 hours
before departure

Domestic Flights at IAH

Standard
Regular screening
2 hours
Peak Hours
5-8 AM, 4-7 PM
2 hours 30 minutes
TSA PreCheck
Expedited screening
1 hour 30 minutes

International Flights at IAH

Standard
Security + passport control
3 hours
Peak Hours
5-8 AM, 4-7 PM
3 hours 30 minutes
Global Entry
Expedited processing
2 hours 30 minutes

Current Wait Times at IAH

33 min
TSA Security
26 min
Immigration
estimated
Jul
Busiest Month

What's Included in These Times

Domestic Flight (2 hours)

  • Check-in & bag drop (if needed): 15-20 min
  • Security screening: 33 min avg
  • Walk to gate: 10-15 min
  • Buffer for delays: 20-30 min

International Flight (3 hours)

  • Check-in & bag drop: 20-30 min
  • Security screening: 33 min avg
  • Passport control: 26 min avg
  • Walk to gate: 15-20 min
  • Buffer for delays: 30-45 min

Tips for IAH

  • Add 30 minutes if you're checking bags
  • Add 30-60 minutes during holidays and peak travel seasons
  • TSA PreCheck can save 30+ minutes at IAH
  • Mobile check-in 24 hours before saves time at the airport

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Frequently Asked Questions

How early should I arrive at George Bush Intercontinental Houston Airport for a domestic flight?

For domestic flights at IAH, arrive 2 hours before departure. During peak hours (5-8 AM, 4-7 PM), arrive 2 hours 30 minutes early. With TSA PreCheck, 1 hour 30 minutes is usually sufficient.

How early should I arrive at George Bush Intercontinental Houston Airport for an international flight?

For international flights at IAH, arrive 3 hours before departure. This includes time for check-in, security, and passport control. During peak periods, arrive 3 hours 30 minutes early.

Is 2 hours enough time at George Bush Intercontinental Houston Airport?

2 hours is generally sufficient for domestic flights at IAH during normal hours. Add 30 minutes if checking bags, and consider arriving earlier during peak travel periods or holidays.

What are the busiest times at George Bush Intercontinental Houston Airport?

The busiest times at IAH are typically 5-8 AM and 4-7 PM on weekdays. The busiest months are Jul, Aug, Dec. Arriving earlier during these periods is recommended.