Fireworks explode over the Pha That Luang Square in Vientiane. [Photo/xinhuanet.com]

Southwest China's Chongqing municipality is going to add two international direct flights to the city of Luang Prabang in Laos on Dec 20 and to Vientiane on Dec 22, operated by China Express Airlines, officials said.

The flight between Chongqing and Luang Prabang will depart Chongqing at 00:30 am every Friday and arrives in Luang Prabang at 1:40 am. It will return from Luang Prabang at 2:40 am and arrives in Chongqing at 5:50 am.

The flight between Chongqing and Vientiane will depart Chongqing at 00:35 am every Wednesday and Sunday and arrives in Vientiane at 2:20 am. It will return from Vientiane at 3:20 am and arrives in Chongqing at 6:45 am.

Located to the south of China, Laos has three World Cultural Heritage sites and various scenic spots, including Pha That Luang and Haw Phra Kaew in Vientiane, Khone Phapheng Falls in Champasak Province and Kuang Si Falls in Luang Prabang.