Flight Wattay International Airport departs from Vientiane Wattay International Airport at 10:40 and arrives at Luang Prabang Luang Prabang International Airport at 11:25.
The flighttime is about -1h 45m. The distance travelled ("as the bird flies"): 64 Km. So the average speed is roughly 0 Km.
There is an 1 hour time difference between Vientiane and Luang Prabang