1910-1939
1918 Det Danske Luftfartselskab A/S (DDL), SAS’ Danish parent company, is founded
1920 DDL is listed on the Copenhagen Stock Market
1924 AB Aerotransport (ABA), SAS’ Swedish parent company, is founded
1927 Det Norske Luftfartselskap A/S (DNL), SAS’ Norwegian parent company is founded