The flight from Mexico City (MEX) to Hong Kong (HKG) takes about 15h 56m nonstop on a widebody airliner, covering 8,793 miles (14,151 km).
Hong Kong is 14 hours ahead of Mexico City. You cross 14 time zones heading east. Eastbound trips like this one tend to be harder to adjust to, so plan for a day or two of jet lag.
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