Terminal A at George Bush International Airport has conventional services like charging stations, Wi-Fi, and comfortable waiting rooms. It often has a rather open layout, allowing passengers to quickly travel between security checkpoints and gates. Frontier Airlines George Bush Airport Terminal passengers will have access to priority boarding and baggage claim areas. Although it lacks the high-end eating and shopping opportunities seen elsewhere in IAH, the terminal is ideal for Frontier Airlines' efficient, budget-friendly travel concept. The gates include big windows that overlook the tarmac, providing travelers with a glimpse of aircraft activities.