New Zealand is the closest island nation east of the city of Melbourne. However, it is approximately 2300 km away.
The island nation located east of Melbourne in southeastern Australia is Tasmania. It is separated from the mainland by the Bass Strait and is known for its natural beauty, wildlife, and rich history. Tasmania is the smallest state in Australia and features a diverse range of landscapes, from mountains to pristine coastlines.
Havana, capital of the island-nation of Cuba, is located east of Mexico City, at a bearing of 73.7° east-northeast.
The island nation east of Florida is the Bahamas.
The island nation of the Bahama is located just east of the US city of Miami.
Cheltenham is in the South East of Melbourne Approximately 20km away from the city/center of Melbourne
Bahrain is an island nation in the Middle East
Manila
The island nation that is located south east of India in the Indian Ocean is Sri Lanka. Sri Lanka was once known as Ceylon.
The large city you probably mean is Melbourne.
Malaysia.
Japan.
Seychelles