If you're flying with Frontier Airlines through Houston's George Bush Intercontinental Airport (IAH), it's important to know that Frontier Airlines operates out of Terminal A at IAH. When planning your travel, understanding the Frontier Airlines IAH terminal layout and facilities can make your airport experience smoother and more efficient. Terminal A is primarily used by domestic low-cost carriers, including Frontier, and it features a range of convenient amenities such as dining options, restrooms, and baggage services designed to serve the needs of budget-conscious travelers. Whether you're departing or arriving, make sure to check your gate information ahead of time and arrive early to allow plenty of time for check-in and security screening.