We were able to get on the Oasis as early as 11:30. We got there around 11 and had a little waiting around to do (we went through the check-in process in 2 minutes!). Once we started moving, we were on the ship in about 10 minutes.
Have a great time!
Carnival Triumph - Spring Break Cruise - 2006
Carnival Victory - Birthday/Summer Cruise - 2007
Oasis of the Seas - Group Cruise - 2010