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