Azores Airlines ‏(S4)

Azores Airlines is a Portuguese Airline that has its headquarters and main hub at Ponta Delgada (Azores), São Miguel Island, Ponta Delgada. The Airline was first started under the name Ocean Air until 1991 when they changed their name to SATA International. In 2015 SATA International Group rebranded the airline Azores Airlines. The airline flies between Portugal, Canada, USA, UK and Germany and Lisbon is a major focus city for the carrier. They operate Economy and Business class services and have an all Airbus fleet. Azores Airlines IATA code is: S4