Residents accounted for 83.7% of total arrivals at accommodation establishments in October, while foreigners made up for the reminder 16.3%.
The vast majority of foreign visitors (77.3%) came from Europe, the data showed.
Romanian tourist departures abroad increased 2.7% on the year in January.
Tourist arrivals in Romania rose 9.3% in 2012 from a year earlier, while overnight accommodations were up 6.6%.