Alex Keith-Keith Thistle International Airport is an airport in Keith Thistle Island province, Great Scottish Republic. It was opened on 1st April 2008 to serve the new Scottish capital of Keith Thistle Island. In 2009 it served 51.5 million passengers, making it the ninth busiest airport in the world. When the Grand Terminal opens in April 2010, the maximum capacity of the airport will be increased to 183.5 million passengers annually. The airport is used as a hub for Great Scottish Airways, Pennine Line, Grand North Sea Airlines and Transatlantic Airways.