34 Operational Training Unit (OTU) was located at Yarmouth from April 1942 to June 1942, when it was relocated to RCAF Station Pennfield Ridge, New Brunswick.

Both squadrons, flying the Avro Lancaster, were to be trained and re-equipped for the Commonwealth Tiger Force in the Pacific Theatre.

These include Sou'West Air, who covered the route in 2003, and Starlink Airlines, which flew between Halifax, Yarmouth and Portland, Maine in 2009.

[13] Ten years later in 1985, Air Canada was still operating daily DC-9-30 jet service nonstop to Boston as well as direct to Halifax via a stop in Saint John with passengers bound for Toronto, Montreal and Ottawa having to change planes in Halifax according to the Air Canada timetable at the time.

[15] According to the Official Airline Guide (OAG), in 1989 Air Nova was operating nonstop flights twice daily to both Boston and Halifax with de Havilland Canada DHC-8 Dash 8 aircraft.

In the summer of 2013 its Category I instrument landing system (ILS) was decommissioned, however it does have an RNAV approaches and the NDB.

[1] The airport property has 3.16 km2 (1.22 sq mi) of easily accessible, industrial real estate.

This non-profit flying club has a small clubhouse located on the field and operates a Cessna 172 available for rental by its members.

[16] On November 11, 1971, an Iberia Airlines Boeing 747 jumbo jet en route from Madrid to New York City made an emergency landing at the airport due to a bomb threat.