If you have already made a hotel reservation, please cancel it immediately, and be advised that refunds will be given by all OARSI hotel partners. Please note that OARSI is unable to take responsibility for hotel reservations made outside of the OARSI designated hotels.

Reservation Cancelations

  • Marriott: All reservations made with the Marriott have been automatically cancelled & refunded.  If you do not believe this is the case, please contact: groupreservation@cy-wien-messe.at
  • Autria Trend: All cancellations must be done via email to
  • Motel One: All cancellations must be done via the confirmation email you had initially recieved.  In the confirmation email you recieved you will have a BLUE confirmation number.  To cancel, click this button.