Flight King Shaka International Airport departs from Durban King Shaka International Airport at 18:40 and arrives at Johannesburg OR Tambo International Airport at 19:45.
The flighttime is about 1h 05m. The distance travelled ("as the bird flies"): 463 Km. So the average speed is roughly 427 Km.
The best day to arrive at Durban is Friday and it would be best to avoid Monday, as prices are on average 147.13% higher than on Friday. (Average prices, based on 126967 datapoints.)
We have a lot more statistics for flights SA 578 and between Durban and Johannesburg.