He is traveling to Moscow on February 26 on the invitation of Russia, to meet his Russian counterpart PM Mikhail Mishustin.
It is the first bilateral visit of a leader from Europe to the newly-appointed Russian PM, the Government's Office emphasised in the press release.
The two prime ministers are to discuss bilateral relations between Slovakia and Russia.
Economy Minister Peter Žiga will travel with PM Pellegrini.
Wednesday February 26 is also the last days of the election campaign in Slovakia, where a moratorium ahead of Saturday's parliamentary elections starts on Thursday morning.
25. Feb 2020 at 13:46 | Compiled by Spectator staff