Question : If your plans are flexible, have you considered changing your departure day?
Answer : In November, Friday is your cheapest day to fly. Flexibility is paramount when booking travel plans in order to keep travel costs down.
Question : How long do most people visit Istanbul?
Answer : Of course you're not most people, but if you were, you'd stay roughly one day.
Question : Is there another way to get to Istanbul besides Sabiha Gokcen International Airport (SAW)?
Answer : Istanbul Ataturk Airport (IST) is just 26 miles away and on average, flights are 84% cheaper for the coming two months. Save a few bucks and put it towards your next trip.