If you come to Norway from Denmark you can catch a ferry from Hirtshals to Kristiansand (dayboat) or to Stavanger (night boat). Check here to find your ferry: https://ssl.directferries.com/
Drive through the Ryfast tunnel and continue at Rv 13, Ryfylkevegen, in the direction Røldal. In Hjelmelandsvågen you continue to Vormedalen at Fv 660. After 16 km go to the right, direction Fundingsland. Fossane is located at the right side of the road.
Drive E134 to Ropeid, continue over the Sandsfjordbridge and continue to Nesvik. Take the ferry to Hjelmeland (the ferry goes normally every 15 min). In Hjelmelandsvågen take to the left in the roundabout towards Vormedalen. After 16 km go to the right, direction Fundingsland. Fossane is located at the right side of the road.
Sola airport in Stavanger is the nearest airport.
At the airport but also at other places you can rent a car (https://www.rentalcars.com/en/)
Catch the public transport (https://www.rome2rio.com/map/Stavanger-Airport-SVG/Vormedalen).
Please let us know if you are using public transport, we gladly help you on your way.