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