St. Louis Lambert International Airport is located about 10 miles northwest of downtown St. Louis, Missouri. With two passenger terminals, Terminal 1 and Terminal 2, STL serves as a major airport in the region, offering direct flights to a variety of U.S. cities and international destinations. Southwest Airlines primarily operates out of Terminal 2, which is dedicated to low-cost carriers. The terminal is known for its easy navigation, friendly atmosphere, and extensive range of amenities. https://airlinesofficesworld.com/southwest-airlines-stl-terminal-st-louis-lambert-international-airport/