For all cities with a population greater than one million, Dehiwala-Mount Lavinia is closest to Chennai and farthest from Guayaquil. The closest foreign city is Chennai. See below for the top 5 closest and farthest cities (domestically, internationally and by continent) and to see which cities, if any, Dehiwala-Mount Lavinia is the closest and farthest to. Filter to include all cities over 100k, 500k or 1 million in population.