For decades, the theoretical discussion on justice has been unsuccessfully looking for convincing solutions to the moral problems connected to the persistence of (porous) borders in international politics. These problems are especially striking when one looks at the mismatch between the claims of international migrants and the arguments deployed by several contemporary liberal states in order to justify the rejection of those claims. Critically analysing how the most influential accounts of domestic and global justice deal with the issue of migration, the essay reveals the main weaknesses of the two approaches. It is argued that while theories of justice focusing on domestic justice seem unable to transcend the dichotomous logic of inclusio...