By plane
By plane
Medan, as the largest city on the island, has the most flights including many international services to Singapore and Malaysia. Palembang, Pekanbaru, and Padang and Banda Aceh also have domestic and some international services. Most international flights are by AirAsia.
By ship
By ship
There are numerous ferry services connecting Sumatra to Malaysia as well as other Indonesian islands. The main port is Dumai in Riau, which is a visa on arrival point and has direct links to Port Klang 3 hrs, Port Dickson and Malacca 2 hrs in Malaysia, as well as to the Indonesian island of Batam near Singapore.