$149/night average ($139~159), standard king or double queen -- Here is the online reservation link for this Hart brand hotel.
[Note: the weblink reservation form hasn't been working consistently - you may wish to call 607-272-1000 and ask for the Cornell Global Baroque/Organ in the Global Baroque/"CGLB" group rate.]
On the Cornell campus:
Should you prefer to stay just a short walk from all conference activities, the Statler Hotel is extending a special conference rate of $250/night for traditional guestrooms. The cut-off date for this offering is August 8th. Use this link online, or call 607-254-2500 to reserve with code "BARO090618".
For additional places and general information about Ithaca, see www.visitithaca.com.