The Palace of Versailles, the Grand and the Petit Trianon are closed and will reopen on Wednesday 19th of May. 
The park of Versailles is currently open to walking from 7 a.m. to 7 p.m. The last access to the Park is at 6.15 p.m.
Access to the Park is possible by the Queen's gate, the Saint Anthony gate and the Sailors gate
Conditions to access the estate of Versailles.