The Sakarya to Istanbul route is primarily served by the YHT (Yüksek Hızlı Tren), Turkey's high-speed train service. The YHT runs at speeds of up to 250 km/h (155 mph) and covers the distance in approximately 1 hour and 30 minutes. This route allows for a seamless journey through the picturesque landscapes of northwest Turkey, making a few key stops, including in Arifiye and Pendik, before arriving in the heart of Istanbul.
The train accommodates both Standard and Business class seating, ensuring that passengers have options for their travel preferences. The onboard experience includes comfortable seating, clean facilities, and the availability of refreshments. For those traveling from Sakarya to Istanbul, the YHT provides a fast and efficient method of transportation, making it a popular choice among commuters and tourists alike.