A communication destination determination apparatus includes an acquisitor and a communication destination determiner. The acquisitor may be configured to acquire measurement results of accessibility of communication between each of a plurality of user terminals associated with each other and each of a plurality of game managers configured to communicate with each of the plurality of user terminals. The communication destination determiner may be configured to determine, based on the measurement results acquired by the acquisitor, and among the plurality of game managers, a target game manager as a communication destination to which the plurality of user terminals are to communicate.