George Bush Intercontinental Airport Code (IAH) has five main terminals: A, B, C, D, and E. Each terminal handles different airlines and flight types. The airport is large but easy to move around using the Skyway train (post-security) and Subway (pre-security). Terminals offer shops, dining, lounges, and clear signs for smooth travel.
Terminals at IAH – Main Details
Terminal
Airlines Served
Flight Type
Notes
Terminal A
Air Canada, American, Delta, Frontier, Spirit, Alaska
Mostly Domestic
Older terminal but simple layout
Terminal B
United Express
Domestic (regional flights)
Only United regional services
Terminal C
United Airlines
Domestic & some international
Major United hub terminal
Terminal D (International)
KLM, Air France, British Airways, Lufthansa, Emirates, etc.