Rubuta ci gaba don wannan sakin layi - Jirgin ya tashi daga Sydney a ranar 26 ga Agusta a cikin kamfanin wasu jiragen ruwa goma sha biyu daga Task Forces 74 da 75; hadadden sojojin sun isa Seeadler Harbour a ranar 1 ga Satumba. Collins ya sake tashi a ranar 3 ga Satumba, kuma an sanya "Australia" zuwa saukar da Morotai
a matsayin jagoran jirgin ruwa na Task Group 75.2, wani ɓangare na rundunar escort da bombardment. Jirgin ruwan ya harbe yankin da ke kusa da wurin saukowa a Cape Gila daga 06:50 zuwa 07:40 a ranar 15 ga Satumba; wannan ya ragu da minti goma, yayin da aka ruwaito cewa ɓangarorin harsashi daga "Australia" sun faɗi kusa da mai hallaka, wanda aka sanya shi don rufe saukowa daga wancan gefen cape. Jirgin ya kasance a tashar don samar da goyon bayan wuta har zuwa maraice na Satumba 16, lokacin da "Australia" da sauran jiragen ruwa da aka ba da izini ga Task Force 74 an yarda su janye zuwa Mios Woendi. "Australia" ta kasance a can har zuwa ranar 27 ga Satumba, lokacin da Task Forces 74 da 75 suka tashi zuwa tsibirin Manus, inda suka shiga cikin motsa jiki. A wannan lokacin, babban jami'in sojan ruwa na Burtaniya Lord Roger Keyes ya ziyarci jirgin.