highline179 itself has no parking spaces. You can park in the Klause below highline179 in the parking lots of Burgenwelt Ehrenberg (attention: paid parking €5, as of 27/03/2023).
Free parking is available at Waldrastlift (Krankenhausstrasse, 6600 Ehenbichl) with a subsequent hike (approx. 20 min) down to the Klause.
Or at Karlift (Karlift 1a, 6611 Heiterwang) with a subsequent hike to the Klause (approx. 30 min).