Borders
Crossings

Houston Bush

Houston George Bush Intercontinental Airport

Houston Bush, terminal by terminal: each floor that holds a passport control or a security checkpoint, with the terminal's waits.

Where the control is

Terminal A, Level 2Security
Security Checkpoint
Terminal C, Level 2Security
Security CheckpointSecurity Checkpoint
Terminal D, Level 1Passport control
Immigration
Terminal D, Level 2Passport control, Security
ImmigrationSecurity Checkpoint
Terminal D, Level 1Security
Security Checkpoint

Floor plan: Apple Maps indoor data, through geography.me.

Map of the Houston Bush crossing