Population movement is an integral part of human activity since the ancient time. Motivated by voluntary and forceful factors, the history of civilization were built through dynamic processes of movements. The pattern, the magnitude and the impacts of migration is not similar overtime. Particularly nowadays, due to an increasing crisis of migration, it is a crucial issue of global concern. International migration is a type of cross border migration and one of the central themes of debate and concern among different academic, political and economic domains. Despite, international migration being a complex and diverse concept, the particular focus of this study is not with all aspects and types of international migration; instead, it only focuses on causes and consequences of international irregular migration and its impact on human right The main objective of the study was to examining the specific contributing factor for people cross border irregular migration and its impacts on human right of migrants. Methodologically key informant interview, FGD as well as questionnaires were employed to find out the cause of migration and its consequence on irregular migrants. The study finds out that in Gurgahe zone the cause of irregular migration were mainly due to poverty, unemployment, inability to cover family expense and misconceived attitude towards migration. The study recommends creating conducive working environment, creating awareness and designing new policy towards alleviating the illegal migration by working with federal government as well as with the local people will reduce the rate of irregular migration and the crisis on migrant.