Flight OR Tambo International Airport departs from Johannesburg OR Tambo International Airport at 14:30 and arrives at Cape Town International Airport at 16:40.
The flighttime is about 2h 10m. The distance travelled ("as the bird flies"): 1336 Km. So the average speed is roughly 617 Km.
The best day to arrive at Johannesburg is Saturday and it would be best to avoid Friday, as prices are on average 160.02% higher than on Saturday. (Average prices, based on 496710 datapoints.)
We have a lot more statistics for flights SA 343 and between Johannesburg and Cape Town.