Coming from Salzburg/Linz: use the A1 to "Knoten Steinhäusl", then go "Mayerling" using the A21, go to the Helenental using the B210 towards Baden, finally go another 7 km and you will find the hotel on the right hand side
Coming from Vienna or Graz: use the A2 exit "Baden", then go to the B210 towards the "Helenental"/Westautobahn, go another 6 km to Baden and you will find the hotel on the left hand side
Coming from the airport use the A4 towards Vienna, use the exit to the A23, go towards Graz using the A2, use the exit "Baden", finally use the B210 towards the "Helenental"