180 796 ZAR - 295 603 ZAR
In general when looking for the cheapest flight to Houston, try to book your flight during the month of October for the best deal.
Most flyers found that booking flight tickets 59 days in advance of their planned departure date is, on average, the best time to get cheap flights to Houston.
In general, booking your departure to Houston for a Tuesday represents the best deal on airfare. Try to avoid a Friday departure to stay away from the highest prices.
On average you can find the best deals on plane tickets to Houston when looking for flights with afternoon departure times.