For all cities with a population greater than five hundred thousand, Sandakan is closest to Zamboanga and farthest from Manaus. The closest foreign city is Zamboanga and the farthest domestic city is Ipoh. See below for the top 5 closest and farthest cities (domestically, internationally and by continent) and to see which cities, if any, Sandakan is the closest and farthest to. Filter to include all cities over 100k, 500k or 1 million in population.