On 16 March 2012, the Government of Thailand and Prime Minister Yingluck Shinawatra ordered all low-cost, chartered, and non-connecting flights to relocate to Don Mueang. This ended the single-airport policy. Airports of Thailand was ordered to encourage low-cost carriers to shift to Don Mueang to help ease congestion at Suvarnabhumi Airport. Suvarnabhumi airport was designed to handle 45 million passengers per year, but it processed 48 million in 2011 and number was expected to reach 53 million in 2012. Some ten airlines may relocate to Don Mueang. Budget airline Nok Air is already serving flights from and to Don Mueang. Nok Air handles about four million passengers per year. Orient Thai Airlines and Thai AirAsia have also started operations at Don Mueang. Thai AirAsia carried 7.2 million passengers in 2011. The number is projected to grow to eight million in 2012.