Gatwick Airport is the biggest airport in the city of London. It is located in Crawley, West Sussex, at a distance of 29.5 mi away from London and 24.9 mi from Brighton. Gatwick Airport works with a large number of airlines that go through its landing strips everyday such as British Airways, Caribbean Airlines, TAP Portugal, etc.
In the Gatwick Airport website you will be able to find some of the services that they offer (as accommodation or car hire). However you can dial their telephone number and ask for any information you may need.