After the end of combat missions in Indochina, the 347th moved to Korat RTAFB, Thailand in 1974 after the closure of Taklhi and remained in Southeast Asia through May 1975 to undertake strike missions in the event of further contingency operations. Participated in numerous exercises and firepower demonstrations, and, during Jan–May 1975, flew sea surveillance missions. Participated in the recovery of the American merchantman SS Mayaguez from the Khmer Rouge in May 1975.