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Hartsfield-Jackson International Airport located in Atlanta is the world's busiest airport. It has been the world's busiest airport since 2000.
Aberdeen Airport has the world's busiest commercial helicopter operations.
London Heathrow is the UK's largest airport.
Heathrow, near London, is the busiest airport in Britain. It is also the busiest international airport in the world.
Hartsfield-Jackson Atlanta International Airport has been the world's busiest passenger airport since 1998.