People in the South East will help shape the plans for Gatwick's proposed second runway, the airport has said.
The proposal is one of three Airports Commission options for expanding UK airport capacity. The other two involve building at Heathrow.
A six-week consultation starts on 4 April with 16 exhibitions in towns and villages in Kent, Sussex and Surrey.
Gatwick Airport said it wanted to get opinions on its three runway options to help "refine and improve" them.'Essential element'