Thunder Airlines  Thunder Airlines is a Canadian scheduled flight, charter and medevac airline based in Thunder Bay, Ontario. It offers on-demand charter service from bases in Thunder Bay and Timmins. The company was founded in 1994 and operates fourteen aircraft and flies to six destinations regularly. Thunder Airlines operates scheduled services to the following destinations in Ontario:  As of August 2019 Thunder Airlines website and Transport Canada list the following aircraft: The Transport Canada site lists three Mitsubishi MU-2, one MU-2L (MU-2B-36), one MU-2N (MU-2B-36A) and one Marquise (MU-2B-60), all with cancelled certificates.