Flight Changi Airport departs from Singapore Changi Airport at 16:40 and arrives at Chiang Rai Mae Fah Luang Chiang Rai International Airport at 18:50.
The flighttime is about 3h 10m. The distance travelled ("as the bird flies"): 620 Km. So the average speed is roughly 196 Km.
There is an 1 hour time difference between Singapore and Chiang Rai
