Kammala wannan jumla: Barin Boston a watan Janairun 1944, wanda mai hallaka ya bi shi, "Canberra" ya tashi zuwa Pearl Harbor ta hanyar San Diego, kuma ya shiga Task Force 58 a tsakiyar Fabrairu. A ƙarshen Fabrairu, jirgin ya ba da tallafin harin bam a lokacin yakin Eniwetok. A cikin watan Maris da Afrilu, jirgin ya kasance wani ɓangare na rukunin aiki na mai ɗaukar jirgin sama, yana tallafawa mai ɗaukar jirgin sama yayin hare-haren iska a Palaus, Yap, Ulithi, da Woleai a ranar 31 ga Maris da 1 ga Afrilu. Ranar 13 ga watan Afrilu, "Canberra" ya sake kasancewa a lokacin da jirgin sama na "Yorktown" ya ba da goyon baya ga saukar amphibious a Hollandia da Wakde. Daga 29 ga Afrilu zuwa 1 ga Mayu, an haɗa jirgin ruwa tare da rukunin don hare-haren iska a kan Truk; yayin aikin, "Canberra" ya rabu don yin harbi a sansanin sojin saman Japan a Satawan. Jirgin ya shiga cikin hare-haren da aka yi a tsibirin Marcus da Wake a watan Mayu, kuma a watan Yuni ya shiga aikin kama tsibirin Mariana da Palau. A matsayin wani ɓangare na wannan yaƙin, "Canberra" ya shiga cikin Yaƙin Tekun Philippine, kuma ya harbe sansanonin Japan a tsibirin Bonin. A watan Agusta da Satumba, jirgin ya kai hare-hare a Palaus da Philippines, ya ba da goyon baya a lokacin yakin basasa na Pacific.
Jirgin ruwan Morotai.