ECO member states are among a big producer of opium and heroin in the world and all trafficking routes used for trafficking illicit drugs to the world pass through ECO countries. On the other hand many insurgent groups are actively involved in illicit drug trafficking. ECO’s Main objective is economic development in its region and directly unproductive profit seeking activities such as drug trafficking and insurgency is tight barrier to reach this goal. The aim of this research is to investigate the correlation between drug trafficking and insurgency in ECO region and identify the reasons for this connection to cope with this problem. There are various theories, which attempt to explain the relationship between drug trafficking and insurgency. Generally speaking, it appears that it is not sensible to lump organized crime groups, who conduct drug trafficking, and terrorist groups together in ECO area. Although there are some links between them, they have essential motivational and operational discrepancies.