Joburg-New York, on the other hand is a real killer at 16+ hours with a stop for crew change in the Canaries. I've been on that flight several times when they r

Joburg-New York, on the other hand is a real killer at 16+ hours with a stop for crew change in the Canaries. I've been on that flight several times when they run out of drinking water, toilets overflow,... it's horrible. Once flew it with a colleague who was a cigarette smoker - he suffered terribly!