Thunder Bay Airport is an airport in the city of Thunder Bay, Ontario, Canada. With 108,130 aircraft movements in 2012, it was the fourth busiest airport in Ontario and the 16th busiest airport in Canada. During the same year, more than 761,000 passengers went through the airport. The airport is classified as an airport of entry by Nav Canada and is staffed by the Canada Border Services Agency (CBSA). CBSA officers at this airport can handle aircraft with up to 40 passengers. The reference of "International" in the name of the Thunder Bay International Airport Inc. (TBIAAI) is used for business purposes only. The TBIAAI has not sought to receive official Canadian designation as “International", in accordance with all applicable domestic and international requirements as defined by ICAO Annex 9. History It was built as the Fort William Municipal Airport in 1938, partly as a means of relieving unemployment. During World War II, the Thunder Bay (then Fort William) airport was home to No. 2 Elementary Flying Training School, part of the British Commonwealth Air Training Plan. The airport was also used as a base for test flights of fighter aircraft being built at the nearby Canadian Car and Foundry factory. Before the two cities of Fort William and Port Arthur merged, it was called the Canadian Lakehead Airport. The airport went under major renovations in 1994 with the construction of a new airport terminal building, including two jetways, a large food court, a gift shop and an arcade. The airport was handed over from the government in 1997 to the Thunder Bay International Airports Authority, a non-profit organization. The airport handled over 600,000 passengers in 2006 for the first time since 2001. Historical aerodrome information In approximately 1942 the aerodrome was listed as RCAF & D of T Aerodrome - Fort William, Ontario at with a variation of 01 degrees east and elevation of . Three runways were listed as follows: Historical airline jet service A number of airlines served the airport with scheduled passenger jet service in the past from the late 1960s to the early 2000s. These air carriers along with the respective jetliner types they operated from the airfield are as follows: Air Canada (mainline service): Airbus A319, Boeing 727-200, McDonnell Douglas DC-9-30 Air Ontario: Fokker F28 Canadian Airlines International: Boeing 737-200 Canadian Regional Airlines: Fokker F28 CanJet: Boeing 737-200 Jetsgo: Fokker 100, McDonnell Douglas MD-80