Taxis are important means of transportation and are available at all times of day and night . They are yellow cabs and has taximeter inside for calculating the taxi fares according to the distance of traveling in Kilometers however , you have to pay attention that the driver turns on the taximeter . Taxi fares have normal rates at day-time , from 6:00am to 12:00pm , and starts at 2 TL . Fares increase at night between midnight and 6:00 am with the taximeter starting at 2 . 5 TL . A taxi taken from Sultanahmet to Taksim can cost you about 5 TL on average ($3 to $4) , however if you get the taxi from the airport to Taksim it will cost you some 20 YTL ($ 12) and the trip will take approximately 30 minutes .