Flight Suvarnabhumi Airport departs from Bangkok Suvarnabhumi Airport at 10:50 and arrives at Nanning Nanning Wuxu International Airport at 13:55.
The flighttime is about 2h 05m. The distance travelled ("as the bird flies"): 858 Km. So the average speed is roughly 412 Km.
There is an 1 hour time difference between Bangkok and Nanning
