Moderator: Hawaii-based airlines & Hawai'i forums
Join Date: Mar 2003
Location: Ka ʻĀpala Nui, Nuioka
Programs: NEXUS/Global Entry, Delta, United, Hyatt, IHG, Marriott, and Hertz
Posts: 18,682
5.5 hours is too long for any grace period for PC members (one hour is about the limit). The Platinum American Express CDP gives a four hour grace; I believe that's the longest possible.