Air Canada will suspend service to New York’s JFK International airport over the summer as the war in Iran creates jet fuel shortages that have sent prices soaring.Canada’s flag carrier said Friday that service from Toronto and Montreal to JFK will cease June 1 and resume Oct. 25. Service to the New York metropolitan area’s two other airports — LaGuardia and Newark — will continue.Air Canada says it will reach out to customers who are impacted by the suspension with alternate travel options.Canada’s flag ca ...