Manchester–Boston Regional Airport a "tag-on" for United flights heading from Bangor and Portland, Maine, to Chicago, but the carrier no longer serves either city with mainline aircraft. In the early 1990s, United Airlines began flights between Manchester and Washington Dulles International Airport near Washington, D.C. But creation of a north–south hub at Dulles did not work for United, and heavy competition in this market led to a quick exit. The Boeing 737 was used for this short-lived service, which comprised about four daily circuits between the two airports. US Airways started service at Manchester in early 1986, by connecting their hubs at Pittsburgh
Kalispell City Airport Kalispell City Airport Kalispell City Airport is a city-owned public-use airport located one nautical mile (1.85 km) south of the central business district of Kalispell, a city in Flathead County, Montana, United States. This airport is included in the FAA's National Plan of Integrated Airport Systems for 2009–2013, which categorized it as a "general aviation" facility. Kalispell City Airport covers an area of at an elevation of 2,932 feet (894 m) above mean sea level. It has one runway designated 13/31 with an asphalt surface measuring 3,600 by 60 feet (1,097 x 18 m). For the 12-month period ending August