The flight from Sepang (KUL) to São Paulo (GRU) takes about 17h 54m nonstop on a widebody airliner, covering 9,875 miles (15,892 km).
São Paulo is 11 hours behind Sepang. You cross 11 time zones heading west. Westbound trips like this one are usually a little easier to adjust to, so plan for a day or two of jet lag.
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