Chinese carrier Lucky Air plans to raise frequencies on two routes from Kunming, starting 31 March.
It will increase the Kunming-Haikou frequency to daily, and the Kunming-Sanya frequency to thrice daily.
Innovata schedules show that Lucky Air operates thrice weekly services on the Kunming-Haikou route, and a twice daily Kunming-Sanya frequency. It is using Boeing 737-800 and Airbus A319 on the two routes respectively.
Hainan Airlines has an indirect stake in Lucky Air through Shanxi Airlines, which owns 31.4% of the carrier.