# The Air Navigation Order 2000, Paragraph 3


For the purposes of this Schedule:
‘Solo flight’ means a flight on which the pilot of the aircraft is not accompanied by a person holding a pilot’s licence granted or rendered valid under this Order.
‘Cross-country flight’ means any flight during the course of which the aircraft is more than 3 nautical miles from the aerodrome of departure.

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Source: https://www.legislation.gov.uk/uksi/2000/1562/schedule/8/part/2/paragraph/3 (the official version)
Page: https://openlegislation.uk/air-navigation-order-2000/schedule-8/part-2/paragraph-3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.