An aircraft take-off or landing at an airport. For airport traffic purposes one arrival and one departure is counted as two movements.
ICAO, DOC 9180 Civil Aviation Statistics of the World 2001
- International. All flights of national or foreign aircraft whose origin or destination is located in the territory of a State other than that in which the airport being reported on is located.
Domestic. All flights of national or foreign aircraft in which all the airports are located in the territory of the same State. In both cases the flight shall be considered as consisting of the total of its flight stages (i.e. from take-off to its next landing); technical stops are not taken into account.
(source:ICAO, doc. ATREPF-I-S Airport Traffic 2000)