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