Frontier Airlines operates out of Terminal A at George Bush Intercontinental Airport (IAH) in Houston, offering streamlined travel for travelers at one of the busiest airports in the United States. Frontier Airlines IAH Terminal is a hub for several airlines, including Frontier, with efficient check-in counters, self-service kiosks, and well-marked gates to ensure smooth transitions for passengers. As a low-cost carrier, Frontier focuses on delivering essential services while maintaining a focus on budget-friendly travel.