About 180km from Agartala. Take train from Agartala or Silchar (Assam). Get down at Kumarghat. Take any vehicle... auto rickshaw/jeep/bus to reach Kailasahar and hire any car for Unokoti. From Kumarghat also one can hire car. You can return to Agartala on same day or stay a night at Kumarghat or Dharmanagar.