Thai Lion Mentari Co. Ltd, tranzactionand ca Thai Lion Air (thailandeza: ไทย ไล อ้อน แอร์), este o companie aeriana low-cost thailandezф, care opereaza ca operator asociat al companiei Lion Air din Indonezia. Transportatorul activeaza de la Aeroportul International Don Mueang din Bangkok.
In Septembrie 2024, Thai Lion Air opereaza urmatoarele aeronave: Boeing 737, Boeing 737 Next Generation.
Thai Lion Air opereaza zboruri din/catre 46 aeroporturi din 10 tari: Thailanda, China, Taiwan, India, Indonezia, Nepal, Macao, Malaysia, Singapore, Japonia.