A key component of Lubbock’s transportation system is the Lubbock Preston Smith International Airport, located seven miles north of the City’s central business district on 3,000 acres of land adjacent to Interstate 27 and includes a 220,000 square foot passenger terminal building. The Airport has two commercial service runways, 11,500 and 8,000 feet in length. Air traffic control services include a 24-hour Federal Aviation Administration control tower and a full range of instrument approaches. The Airport is served by three major passenger airlines and two major cargo airlines. The Airport facilities approximately 50 commercial flights per day.