Vientiane, Feb. 24 -- Lao Airlines, the national flag carrier of Laos, has announced it will resume direct flights linking the Lao capital of Vientiane with Vietnam's central city of Da Nang from March 29. The carrier said it will operate two flights per week on Thursdays and Sundays, using the Comac C909 aircraft configured with 90 economy-class seats. The flight time is estimated at about one hour and 20 minutes. Under the schedule, Flight QV317 will depart from Vientiane at 11:20 and arrive in Da Nang at 12:40 the same day. The return flight, QV318, will leave Da Nang at 13:50 and land in Vientiane at 15:10 the same day. Tickets will be available at Lao Airlines ticket offices in Laos, through authorised agents, as well as on the carri...