Flight International Airport departs from Cape Town International Airport at 23:15 and arrives at Port Louis Sir Seewoosagur Ramgoolam International Airport at 06:20.
The flighttime is about 9h 05m. The distance travelled ("as the bird flies"): 4486 Km. So the average speed is roughly 494 Km.
There is an 2 hour time difference between Cape Town and Port Louis