Expiration varies. Voucher is not ticket, must register on Eventbrite 48 hours prior to the event. ALL SALES FINAL Failure to register on time will forfeit your guaranteed spot on the cruise without a refund; you will be processed as a standby guest. The ticket holds no value past the expiration date. Offer valid only for booked reservation time. Must provide 21+ ID to attend except Family Friendly Cruise. For the Family Friendly cruise: the event is all ages and all guests need a ticket including children/babies. Customers who do not sail on the selected cruises will not be refunded. Ticket does not entitle passengers to reserved seating, seating is limited and on a first come first serve basis. Processing and services are not included. For directions, parking information, dress code requirements, and zero-tolerance policies: visit http://www.chicagocruiseevents.com/directions/. Must provide 21+ ID to attend. Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services. Learn about Strike-Through Pricing and Savings