Globtour operates a bus from Kotor to Durmitor once daily. Tickets cost $5 - $9 and the journey takes 1 h 45 min. 2 other operators also service this route.
How to get from Kotor to Durmitor
From Kotor Zob bus to Podgorica, bus to Žabljak, then drive to Durmitor. 5 h 47 min 23€. From Kotor Zob night bus to Nikšić, bus to Žabljak, then drive to Durmitor. 5 h 45 min 17€. From Kotor drive to Durmitor. 2 h 38 min 20€.