For all cities with a population greater than five hundred thousand, Johor Bahru is closest to Singapore and farthest from Quito. The closest foreign city is Singapore 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, Johor Bahru is the closest and farthest to. Filter to include all cities over 100k, 500k or 1 million in population.