St. Louis Lambert International Airport is an international airport serving Greater St. Louis, Missouri, United States. It is 14mi northwest of downtown St. Louis in unincorporated St. Louis County between Berkeley and Bridgeton. Commonly named Lambert Field, it is the largest and busiest airport in Missouri with 270 daily departures to over 80 domestic and international locations. In 2016, 13.9 million passengers traveled through the airport. Lambert-St. Louis serves as a hub for Air Choice One and Cape Air. It is a focus city for Southwest Airlines, and was a former hub for Trans World Airlines and later for American Airlines.St. Louis has two commercial airports serving the metro area. Lambert Airport is the primary airport in the St. Louis area, with MidAmerica St. Louis Airport, about 37 miles (59 km) east, serving as a secondary metropolitan commercial airport. The two airports are connected by the city's rail mass transit Red Line of the St. Louis MetroLink. Both airports are served by commercial passenger airlines.
