According to the Ukraine's State Railway Transport Administration called Ukrzaliznytsia, the decision was made in order to ensure the passengers' safety.
At the same time, Ukrzaliznytsia assures it will fully refund the money to the passengers, who have already bought the tickets.
The ban on rail transportation of any cargo between Ukraine and Crimea was introduced on December 26. Ukraine's Ministry of Infrastructure also halted transportation to the peninsula by road starting from December 26 over the security concerns.
Earlier in December, Kiev authorities terminated the railway communication with the southeastern region of Donbas, as part of its "economic blockade."