On 18 April, "Bataan" launched an antisubmarine patrol that assisted in the sinking of at . Following this, her aircraft returned to several weeks of air attacks on Okinawa and Kyushu. The heaviest Japanese counter-attack took place on 14 May when eight crewmen were killed and 26 others wounded. During these April and May operations, her gunners and pilots claimed a share in dozens of kills at a cost of nine aircraft and four air crewmen. Finally, on 29 May, she steamed south to the Philippines anchoring in San Pedro Bay on 1 June.