Porter Airlines is a regional airline headquartered at Billy Bishop Toronto City Airport in Toronto, Ontario, Canada. The airline operates scheduled flights to destinations in Canada and the United States. Porter Airlines was founded in 2006 and began operations in 2006. The airline has a fleet of 29 aircraft and serves 19 destinations. Porter Airlines is known for its high level of customer service and its commitment to sustainability. The airline has won numerous awards for its service and has been recognized for its environmental initiatives.