MIAL has proposed shifting flights on 14 international routes to Navi Mumbai airport if airlines fail to submit relocation plans, as it prepares to redevelop Mumbai airport's Terminal 1. Adani group-controlled Mumbai International Airport Ltd (MIAL) has told the Ministry of Civil Aviation that it is planning to move international flights to 14 destinations from Mumbai airport to Navi Mumbai airport if airlines do not voluntarily submit plans to do so by.