To have from Kadiköy to Kabatas I advise you don’t have a taxi but a ferry instead. It’s less costly, more quickly and even more relaxed. Here is the timetable. The most well-liked applications for scheduling a Taxi in Istanbul are BiTaksi, TaxiTender, and iTaxi, You can even use Web-sites https://anatolei802ffe4.wikikali.com/user