Nok Air is registered under Nok Airlines Co.,Ltd., and is a joint venture between public and private investors. Nok is the Thai word for bird which is a short, simple and an easy name to remember name that all Thais can relate to. Bird in Thai symbolizes friendship and the freedom to fly everywhere. The trademark Nok Air was first established on February 10th, 2004 under Sky Asia Co.,Ltd. The companys name was changed to Nok Airlines Co.,Ltd On January 16th, 2006.
On 16 January 2006, the Company name had changed to Nok Airlines Co., Ltd. in preparation for the IPO The company name has been changed to "Nok Airlines Public Company Limited" Since 18th January 2013 when it listed on the Stock Exchange of Thailand (SET)