Prime Minister Lawrence Gonzi is in Bratislava for the Slovak celebrations of euro adoption.
He is due to meet Prime Minister Robert Fico and will be among the guest speakers.
Dr Gonzi is accompanied by Central Bank Governor Michael Bonello and Leonard Callus from his secretariat.
Meanwhile, Foreign Minister Tonio Borg is in Prague for the first Informal Ministerial Meeting of the General Affairs Council (GAC) of the Czech EU presidency.
Ministers will discuss a range of subjects, of which the most pressing is energy security.
They will also discuss the priorities of the presidency.