How early should you arrive at George Bush Intercontinental Airport?
Posted on Jun 27, 2026 / Travel
Most travelers should arrive at George Bush Intercontinental Airport at least two hours before a domestic flight. For international flights, arriving about three hours early is usually recommended. The airport is one of the busiest in the United States, so security lines can vary throughout the day. Holiday travel and peak vacation seasons may require even more time. Checking in online before leaving home can help speed up the process. If you're checking bags, give yourself extra time before your airline's cutoff. Getting there early helps make your trip much less stressful.
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