Ankara-Istanbul YHT line will be connected to Marmaray at 2015: The journey time between Ankara-Istanbul (Pendik) between Ankara-Istanbul (Pendik) with the completion of the higher standard between Geyve-Sapanca after the Ankara-İstanbul YHT Line has been put into service. travel time will go down to 3 hours. The line between Geyve and Arifiye will be used by conventional trains. With the completion of the second part of the project, the journey between Istanbul and Ankara will be 15 hours, while the journey from Ankara to Pendik will be 3 hours 3 hours.
In the first phase, the last stop will be Pendik and the line will be extended to Söğütlüçeşme station. Ankara-Istanbul YHT line will be connected to Marmaray at 2015 and Halkalıto reach. Daily 16 expeditions will be organized. Once connected to Marmaray, every 15 will take place every minute or half an hour.