Scandinavian Airlines System (SAS) ndi mwambo wochokera Denmark, Norway, ndi Sweden. Chidwi chili mboma moong'osola nde ndi ndege mama wotsika papamua mwa magulu a Scandinavian's ndipo yonse yamusatidwa kuno kumalamulo mwa Europe, North America, ndi Asia. Mwa 1946, SAS yayikulu limodzi ndi hothub yaiko ku Copenhagen Airport ndipo inatentha ndege zosiyanasiyana zapadera zothyola utawa ndi zothoka mitundu yawo. Mwaendo wonse wa ndegeyiyo mukuchitira kukonzekera ndi kuyambira patsogolo awo, kalekalenje ndi dhili dzambiri kunyamula, mawa ndi chiwonetsero. Chikonzekera chili pachichitochi chomwe ndi njira yopherekedwa ya kumene amapita kuwagulu ndi chiwotse cha SAS. SAS ikumalemekeza kumapereka malonda atsopano a nzamalonda oyenera kupita kunyamula ndipo amalephera kutseka ntchito zakunyamula-zillowela ndi kuchepetsa nthenda zamaphunziro.