The purpose of this study was to examine the benefits of pastoralist seasonal cross-border migration 2017-2019 conference deliberations and conflict management among communities in the Abyei Region. The study was anchored on Conflict Transformation and Contingency theories. The target population was 5,375 people who included NGO employees, government representatives and members of the public from Abyei region and who were directly involved in peace building and conflict management initiatives. The study adopted stratified sampling technique to select respondents. Simple random sampling method was then used to select a sample size from members of the public and NGO employees; purposive sampling was used to select respondents from government representatives. A sample size of 372 was used in the study. Quantitative data analysis was done using descriptive statistics via software package for social science (SPSS). Regression analysis was done to reveal the relationship between the dependent and the independent variables. From the study findings, the coefficients of determination (R) and its correlation coefficient (R) demonstrate the degree of association between benefits of implementing pastoralist seasonal cross-border migration 2017-2019 conferences and peace building and conflict management in Abyei, South Sudan. The results indicated a positive relationship (R = 98.00) between the two variables. It is therefore evident that at 95% confident level, the variables produced statistically significant any values which can be relied upon to explain the benefits of implementing pastoralist seasonal cross-border migration 2017-2019 conferences on peace building and conflict management in Abyei, South Sudan. It was concluded that, pastoralist seasonal cross-border migration 2017-2019 conference activities has a significance relationship on peace building and conflict management in Abyei, South Sudan. Recommendations from the study are directed to all stakeholders to be supportive in implementing the conference deliberations for sustainable peace building and conflict management in Abyei region. Key terms: Pastoralists, Seasonal Cross border migration, conference, peace building, and conflict management