Please be aware that Istanbul has multiple airports and that these results are for all airports serving the city.
The best month to arrive at Istanbul is November and the most expensive month to fly is August. (Average prices, based on 4194 datapoints.)
The best day to arrive at Istanbul is Monday and it would be best to avoid Friday, as prices are on average 25.38% higher than on Monday. (Average prices, based on 4570 datapoints.)
The cheapest airline flying to Istanbul is Air Arabia. They are 69% cheaper than Royal Jordanian. (Average prices, based on 4312 datapoints.)
At Istanbul the most flights depart around 10:00. (Hourly flights, based on 4492 datapoints.)
From Istanbul it is on average the cheapest to fly to Izmir and to Vienna. (Average prices, based on 913 datapoints.)
From Istanbul most of the flights depart to Jeddah, second best connected from Istanbul is Ankara. (Daily flights, based on 105 datapoints.)