It is the right to carry passengers or cargo between two foreign countries without any continuing service to one's own country.[6]:31
The seventh freedom is rare because it is usually not in the commercial interest of airlines. An exception is Europe, where an EU open skies agreement has seen many carriers, particularly low cost carriers, operate flights between two points, with neither of them being in their home country. Another variant of this is a flight from the USA to a Caribbean island that is a dependent territory of an European Union member country (i.e., the USA to Martinique, a dependent territory of France)).
On 2 October 2007, the United Kingdom and Singapore signed an agreement that allowed unlimited seventh freedom rights from 30 March 2008, along with a full exchange of other freedoms of the air.