Kurhaus, very easily accessible.
It is very easy to get to Kurhaus.
From Schiphol airport you take the train to the hague. Within 30 minutes
The hague (Den Haag) has 2 train stations.
– Den Haag Laan v NOI
– Den Haag CS
Busses and trams go to Kurhaus from both stations within 20 minutes.
They all stop in front of Kurhaus!
2 examples from Schiphol airport, with two different stations in Den Haag.
Website time schedule from Schiphol airport
https://www.ns.nl/en/
For example from Schiphol airport to Den Haag v NOI – Beach Kurhaus

Another example from Schiphol airport to Den Haag Central station – Beach Kurhaus
