Transferring to the Pacific Theatre he commanded Landing Ship, Tank Flotilla 8. Swigart landed troops and supplies at Tonga and New Zealand and helped transport the First Marine Division to the Solomon Islands. He later participated in the Guadalcanal campaign, landing supplies for the troops and brought troops to the beaches of Leyte and Manila. This included the Invasion of Lingayen Gulf and the Battle of Mindanao. Swigart received the Legion of Merit with a star for a second award and combat "V" device and a Bronze Star for his service. He was also awarded the European–African–Middle Eastern Campaign Medal with one campaign star, the Asiatic–Pacific Campaign Medal with five campaign stars and the Philippine Liberation Medal with two campaign stars. He retired in 1951 as a rear admiral.