It can be great to get Cruises deals when they are booked alongside a Cheap flight. This can work because a cruise will be set up with a deal that involves a partner airline company. This will help to create a discount where a person might get a cheaper flight after booking a cruise. This is used in that the flight will go to the port of call that the cruise is going to depart from.This is used as a helpful cross-promotional tool. It helps to get two related travel industries to be supported with more customers for more events.