Dumai Express sails six routes between 10 ports in Indonesia, mostly Sekupang, Dumai and Selatpanjang. From Sekupang: Dumai, Selatpanjang, Tanjung Balai Karimun, Tanjung Buton (Siak), Bengkalis, Tanjung Samak, Repan and Sungai Tohor. From Dumai: Sekupang, Selatpanjang, Tanjung Pinang, Tanjung Balai Karimun and Bengkalis. From Tanjung Buton (Siak): Sekupang, Selatpanjang, Tanjung Pinang, Tanjung Balai Karimun and Tanjung Samak.