Mljet National Park protects the western end of the island, with two saltwater lakes, Veliko and Malo Jezero, surrounded by forest. You reach it from Dubrovnik by fast catamaran to Polače and spend the day walking, swimming or cycling the park’s trails.
What you will do
- Return catamaran from Gruž harbour.
- National park entry with the boat to St Mary’s islet.
- A visit to the 12th-century Benedictine monastery.
- Free time to swim in the lakes or rent a bike.
Who it is for
For nature lovers, families and anyone who wants a calm day away from the crowds. The lakeside trails are flat and easy. Follow park rules and stay on marked paths.
What to bring
- Comfortable shoes and swimwear.
- Water, sunscreen and a hat.
- Cash for lunch or bike rental.
Best time to go
May to October. In June and September the lake water is warm and visitors are fewer; in winter the catamaran runs less often.
Practical information
Approximate duration: 9–10 h. Price: €70 per person, for groups of 1 to 30 people. Includes return catamaran Dubrovnik–Mljet, mljet National Park entry, boat to St Mary’s islet, guide assistance. After booking we send you the exact time and meeting point.
Included
- Return catamaran Dubrovnik–Mljet
- Mljet National Park entry
- Boat to St Mary’s islet
- Guide assistance
FAQs
Is park entry included?
Yes, entry and the boat to the monastery are included.
Can we swim in the lakes?
Yes, swimming is allowed in designated areas.
How long is the boat ride?
Around 1 h 30 min each way.







