21.   Other benefits such as code sharing and joint frequent flyer programs are also expected to help Alitalia.

22.   Sharing of flight and frequent flyer programs are part of the deal, but in the future cross shareholding could also become part of it.

23.   Singapore Airlines and United Airlines have struck a deal to share frequent flyer programs and check-in service, Singapore Airlines announced Thursday.

24.   The agreement covers a range of cooperation, including code sharing, customer service, ground handling, frequent flyer programs and cargo operations.

25.   The airlines are discussing augmenting the route to add more flights, destinations, a joint frequent flyer program, cargo service and other improvements.

26.   The alliance includes flight-sharing and frequent flyer programs.

27.   The agreement will provide reciprocal participation in frequent flyer programs and, subject to government approval, code-sharing, Air Canada said.

28.   The airlines also will enhance cooperation between their frequent flyer programs, and they will consider closer cooperation in the lucrative air cargo business.

29.   The airlines also will enhance cooperation between their frequent flyer programs, and study closer cooperation in the lucrative air cargo business.

30.   The KLM-Northwest partnership allows the two airlines to share routes, and cooperate on marketing and frequent flyer programs.