The OMAE 2023 Conference Venue is the Melbourne Convention and Exhibition Centre (MCEC), located in Melbourne's South Wharf. There are thousands of hotel rooms nearby, as well as AirBNB and extended stay hotels options to meet every participant’s needs and budget.
The Melbourne Convention Centre has put together a list of over 40 hotels showing their star rating and distance from the MCEC to help participants find suitable accommodation. You can view the list here.
The most convenient hotels are the Pan Pacific Hotel and the Novotel South Wharf, both of which are directly connected via private internal walkways to the MCEC.