Istanbul is probably the most lively city in Turkey for nightlife and variety, and there are many city centers to this huge city, each one having their own range of fashionable bars, clubs and pubs. Some of the main centers on the European side to enjoy the city's night life are at Taksim/Beyoglu, Levent, Etiler, Nisantasi, areas along the Bosphorus and Sultanahmet. There is also the Asian Side, such as Kadikoy and Bagdat Street.And travel with Flights R Us to get the cheapest flights to istanbul.