Travel to Bulgaria by Ferry
Lastly, it’s possible to travel to Bulgaria by ferry.
It’s most convenient to travel to the Black Sea ports of Bourgas and Varna in Bulgaria.
These sea-travel ports offer great access from Bulgaria to Ukraine, Russia, and most countries on the Mediterranean basin.
They also travel from Bulgaria through the Danube and offer a direct link to Western and Central Europe. Also note, Rousse is the biggest Bulgarian sea-travel port on the River Danube.