Fourth Freedom of the Air Law and Legal Definition

Fourth freedom of the air refers to the right of a country’s aircraft to fly from another country to one's own. It is the traffic right or privilege destined for the home state of the carrier. Fourth freedom of the air is also known as a fourth freedom right. The fourth freedom is designed for the purpose of commercial services. This freedom facilitates an airline from one country to land in a different country and board passengers traveling to the airline’s own country.

Fourth freedom right is granted simultaneously in bilateral agreements between countries.