Airlines Served

Your Guide to Airlines Serving Houston Intercontinental Airport

As one of the busiest airports in the United States, Houston Intercontinental Airport (IAH) serves as a hub for several major air carriers. With over 500 daily flights and nonstop service to over 150 destinations, IAH offers a wide variety of options for travelers.

United Airlines

As the largest carrier at IAH, United Airlines offers nonstop service to over 100 destinations worldwide. With a focus on domestic and international travel, United operates out of Terminals A, B, C, and E at IAH.

Southwest Airlines

Known for their low fares and extensive domestic network, Southwest Airlines operates out of Terminal A at IAH. With nonstop service to over 50 destinations, Southwest is a popular choice for budget-conscious travelers.

American Airlines

American Airlines operates out of Terminal C at IAH, offering nonstop service to over 30 destinations. With a focus on domestic travel, American is a popular choice for travelers looking to explore the United States.

Delta Air Lines

Delta Air Lines operates out of Terminal A at IAH, offering nonstop service to over 20 destinations. With a focus on domestic and international travel, Delta is a popular choice for travelers looking to explore both the United States and abroad.

Note that the above information can change at any time. See a complete list of airlines served, including terminal locations below: