New Zealand is the closest island nation east of the city of Melbourne. However, it is approximately 2300 km away.
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 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 east of Florida is the Bahamas.
The large city you probably mean is Melbourne.
Japan.
Indonesia
Seychelles
Malaysia.
Candlebark Farm is in Healesville, 65 kilometres east of Melbourne. I would take you around an hour to drive from there into Melbourne city.