E40, exit 1a (Veurne), then take the N8 direction Koksijde-aan-Zee, always straight ahead. You'll find the Museum of the Abbey of the Dunes near the second roundabout.
Coast tram: stop Ster der Zee (about 750m from the museum)
Busline 69 (Veurne-Nieuwpoort-Oostende): stop Zeepanne or A. Bliecklaan
- station Koksijde + busline 69
- station De Panne + coast tram
Timetables de Lijn (tram and bus)