The closest airport is Eindhoven Airport: You can find the directions by clicking here.

There are different way's to get to the airport:
Public transport (train or bus) check: www.9292.nl
Taxi
Car

Other airports that you can use:
Schiphol (Amsterdam)
Brussels Airport (Brussel, Belgium)
DUS airport (Dusseldorf, Germany)
Rotterdam / The Hague Airport