Air distance from Pretoria, South Africa to Vientiane, Laos is 5806 Miles (9343.8 Kilometers / 5041.9 Nautical Miles).
12 hrs, 3 mins is the flight duration between Pretoria and Vientiane. This is the In-The-Air flight time. You should also add the taxi time, airport wait times and possible delays due to bad weather, etc. for the total flight duration time.