Glasgow International Airport is a public use airport located one nautical mile (2 km) northeast of the central business district of Glasgow, a city in Valley County, Montana, United States. The airport is owned by the city and county. It is served by one commercial airline, subsidized by the Essential Air Service program.As per the Federal Aviation Administration, this airport had 343 passenger boardings (enplanements) in calendar year 2008, 1,156 in 2009, and 1,630 in 2010. It is included in the Federal Aviation Administration (FAA) National Plan of Integrated Airport Systems for 2017–2021, in which it is categorized as a local general aviation facility.Scheduled air service temporarily ceased on March 8, 2008, when Big Sky Airlines ended operations in bankruptcy. Great Lakes Airlines was given USDOT approval to take over Essential Air Service (EAS) and flights began in 2009. Service is currently provided under EAS contract by Cape Air.HistoryGlasgow Army Air Field, also known as the Glasgow Satellite Airfield, was activated on November 10, 1942. It was one of three satellite fields of Great Falls Army Air Base which accommodated a bombardment group. There were four Bomber Squadrons within this group, one located at the Great Falls Army Air Base and one at each of the three satellite air fields at Lewistown, Glasgow and Cut Bank.