Airline Alliance
Definition
A partnership of multiple airlines that coordinate schedules, share frequent flyer programs, and provide seamless connections. The three major alliances are Star Alliance, SkyTeam, and oneworld.
Related Terms
Codeshare
An agreement between two or more airlines to sell seats on the same flight under their own flight numbers. Allows airlines to offer more destinations without operating additional flights.
Interline Agreement
A commercial agreement between airlines that allows passengers to travel on itineraries involving multiple carriers on a single ticket, with baggage transferred between airlines.
Hub Airport
An airport used by an airline as a central connecting point to transfer passengers between flights. Airlines concentrate flights at hubs to offer more connections with fewer direct routes.