The Masterplan for KEF outlines the airport's potential for future development and serves as a crucial tool in ensuring responsible decision-making throughout each stage of its development. The plan is implemented in a phased approach, with the scope of each stage determined by factors such as the number of passengers and other relevant considerations.
The masterplan 2015-2040 was published in 2015 and the updated masterplan 2020-2045 was published in 2022. They can be accessed here:
Here you can read more about how the airport can develop in the future in line with passenger numbers and the society's needs.