Kammala jumla mai zuwa: 374th ya ci gaba da ci gaba da aiki a Korat Royal Thai Air Force Base Thailand har zuwa 1976. Yayin da Amurka ta yi yaƙi a cikin Yaƙin Vietnam tare da tsagaita wuta a 1973, jirgin sama ya ci gaba da taka rawa a cikin yaƙin da ke gudana a Laos da Cambodia. A cikin 1974 da kuma cikin 1975 Amurka ta ci gaba da babban jirgin sama na kayayyaki zuwa birnin Phnom Penh na Kambodiya da aka kewaye daga U-Tapao Royal Thai Navy Airfield. Tsoron asarar ma'aikatan Sojan Sama, Amurka ta juya ga amfani da ma'aikatan kwangilar farar hula, kamar yadda suka yi a lokacin Yaƙin Indo-China na Faransa. Wani kamfani da aka sani da BirdAir ya ɗauki tsoffin jiragen sama na soja don tashi jirgin saman C-130 na USAF wanda aka bayar "a aro" daga Sojojin Sama don ƙoƙarin sake samarwa. Duk da kokarin da aka yi na jirgin sama, Phnom Penh ya fada hannun Khmer Rouge a ranar 17 ga Afrilu, 1975, 'yan kwanaki kafin
Saigon ma ya fadi, ya kawo yakin Vietnam zuwa ƙarshe.