Korean Air will be expanding its network this 2015 to include four new services to China.
The new routes will commence in the first half of the year, said the Korean carrier.
Travellers can choose to fly to the Chinese cities of Hefei and Nanning from Incheon starting Mar 30.
The flights from Jeju to Guiyang will start on May 11 and Daegu to Shenyang will begin on Jun 22.
With the new routes, Korean Air will be the airline servicing the most Chinese cities in the country.
The flight to Hefei will depart from Incheon every Monday, Tuesday, Thursday, Saturday and Sunday at 8.30am. It will arrive at Hefei at 10.10am on the same day.
The return flight from Hefei is at 11.10am and will arrive at Incheon later in the day at 2.40pm.
The flights to Nanning will depart from Incheon every Monday, Wednesday and Friday at 6.55pm and will arrive in the Chinese city at 10.50pm.
For passengers travelling to Guiyang, the flight departs from Jeju every Monday, Wednesday and Friday at 9.55pm and will arrive at 12.45am next day.
The service between Daegu and Shenyang will be launched in Jun 2015.
The flights will depart from Daegu every Monday, Thursday and Saturday at 10am and will arrive in Shenyang at 11.10am.
For flights to Hefei, Nanning and Shenyang, Korean Air will deploy B737-800 aircrafts equipped with AVOD in-flight entertainment systems.