Vietjet announces new route connecting Ulaanbaatar and Nha Trang stockbot 0 54 2023.11.02 17:47 https://vietnamnews.vn/economy/1636061/vietjet-announces-new-route-con… + 5 https://vietnamnews.vn/rss/economy.rss + 2 The Ulaanbaatar-Nha Trang route will be operated from December 15, 2023, with the frequency of two round-trip flights per week and around 5 hours and a half per leg, Vietjet said.