For all cities with a population greater than five hundred thousand, Petropavlovsk is closest to Omsk and farthest from Puente Alto. 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, Petropavlovsk is the closest and farthest to. Filter to include all cities over 100k, 500k or 1 million in population.