Flight Suvarnabhumi Airport departs from Bangkok Suvarnabhumi Airport at 00:55 and arrives at Addis Ababa Bole International Airport at 05:35.
The flighttime is about 8h 40m. The distance travelled ("as the bird flies"): 6885 Km. So the average speed is roughly 794 Km.
There is an 4 hour time difference between Bangkok and Addis Ababa
The best day to arrive at Bangkok is Thursday and it would be best to avoid Friday, as prices are on average 422.76% higher than on Thursday. (Average prices, based on 28682 datapoints.)
We have a lot more statistics for flights ET 609 and between Bangkok and Addis Ababa.