Naval Air Station Keflavik the war in Europe, Keflavik Airport became a transit point for aircraft returning from the European Theater of Operations to the United States. With American air activities greatly reduced in Europe in the immediate postwar months, U.S. flying operations were similarly reduced in preparation for transfer of the base to the Icelandic government at the end of 1946. With all noncritical surplus equipment and supplies disposed of, all U.S. air activity ended at the airfield on 11 March 1947. Another agreement signed between the United States and Iceland in 1946 permitted continued use of the base by the United States.
Naval Air Station Keflavik Corporation or Kadeco which was given the task of converting the base into civilian use. Since May 2008 Keflavik has periodically hosted NATO fighter, AWACS and support aircraft participating in Icelandic Air Policing deployments. In January 2010, Verne Holdings announced that it had received equity funding from the Wellcome Trust to build a data center at Keflavik. The data center will take advantage of the available geothermal power and free cooling to minimize its carbon footprint. In September 2015, news media reported U.S. government officials expressed a desire to reopen aspects of the NATO base of Keflavik Naval Air Station,