In the tourism statistics of the EU (Eurostat) trips are broken down by duration into two main categories: short trips and long trips. Short trips consist of 1-3 nights and long trips of four or more nights. The maximum duration of a trip is 12 consecutive months. In the Finnish Travel Survey, the total number of nights spent (duration of trip) includes overnight travelling by boat/ferry, train or other vehicle.
Statistics using the definition
Validity of the definition