<p dir="ltr" style="line-height: 1.38; margin-top: 12pt; margin-bottom: 12pt;">[size= 11pt; font-family: Arial,sans-serif; color: #000000; background-color: transparent; font-weight: bold; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap]If you are asking when does Celebrity Cruise check in open, it is helpful to understand the online check-in process and required passenger information before your sailing. Learn what to prepare and how to complete Celebrity Cruises check in before arriving at the port. Call +1-888-653-0010.[/size]