Hanoi, July 2 -- Nha Trang in the south-central coastal province of Khanh Hoa has emerged as one of the most popular destinations for tourists from the Republic of Korea (RoK) this summer, according to a July 1 report by the RoK's Kyowon Tour news site on overseas travel trends.

The report ranks Mongolia and Vietnam as the top two foreign destinations for Korean travelers during the 2025 summer holiday season, with flight booking data showing Mongolia accounting for 18.3% and Vietnam 16.8% of total reservations.

Mongolia's popularity is attributed to its mild summer climate, rising appeal among younger travellers, and the expansion of low-cost flight routes from regional airports such as Busan, Cheongju and Daegu.

In Vietnam, Nha Trang...