The most practical way to travel from Medan to Batam is by flight from Kualanamu International Airport (KNO) to Hang Nadim International Airport (BTH). The flight takes approximately 1.5 hours. Sea travel is possible but involves a very long journey from Medan to a port in Riau, followed by a ferry to Batam, which is not recommended for most travelers.
Total Distance: 500 km straight-line air distance.
Flights are the most efficient way to travel between these two cities.
Any time of year, but check local weather reports for the rainy season.