Visas to Montenegro:
There are no restrictions on entry into the country for Russians, without a visa, you can stay in Montenegro for up to 30 days only with a foreign passport.
Transit conditions:
Transit is allowed without restrictions without leaving the transit zone.
Tickets:
Montenegro has banned flights of Russian aircraft over its territory, flights from Russia have been canceled. You can enter the country through Turkey, the UAE or other countries.
Epidemiological situation:
At the moment, no special medical documents are required when entering Montenegro, but a Certificate of vaccination with Sputnik-V (if available) will not hurt.