Airports for commercial flights:

London Gatwick - approx 20 mins by car via M25 and M23

London Heathrow - approx 50 mins by car via the M25

London City - best reached by public transport.

London Stansted - approx 60 mins via M25 and M11

Luton Airport - approx 105 mins by rail

 

Local airfields for general and executive aviation - fixed wing and helicopters:

Redhill Aerodrome - approx 20 mins by car via the A25

Biggin Hill Airport - approx 25 mins by car via the lanes.

(if curious about noise see here)