JetRadar compares airfares from Izmir to Istanbul with hundreds of airlines (including Lufthansa, Turkish Airlines, Aeroflot) and dozens of online travel agencies in one single place. We provide you with all the options to find the cheapest flights to Istanbul, you choose where to book. Also there you can find airlines special offers from Izmir to Istanbul. The cheapest round-trip price found within the last week was $91. The cheapest oneway price found within the last week was $32.