The Metropolitan Police said the body was that of a man who was not a member of the jumbo jet's crew or a passenger on the flight.
Police were called at approximately 6.25am on Thursday August 23 to an incoming flight at Heathrow Airport following the discovery of a man's body.
Officers and London Ambulance Service attended. The man was pronounced dead at 7.07am.
The death is being treated as non-suspicious. Inquiries are ongoing to establish the man's identity.
More top news
Netflix's "Making a Murderer" is one of the contenders for the Audience award at this year's TV Baftas.
Would you step-in and possibly prevent a crime, or help a stranger in need, even if means putting yourself at risk?
A South African mother who tried to sell her 19-month-old son online has been given a five-year suspended sentence.