Interliners can now book Costa Cruises interline rates by calling our office at 800 766-2911. Who Qualifies? Commercial airline employees, cargo (FedEx, UPS) employees, CRS (Sabre, Amadeus, etc) employees, the spouses of active employees, dependent children over active employees regardless of age, retirees of the airlines (including defunct carriers Braniff, Eastern and Pan … [Read more...]