American has been working with banks and card networks on a new deal with the aim of consolidating its business with a single issuer, sources tell CNBC.

American Airlines is in advanced talks to establish Citigroup as its sole credit card issuer, potentially ending its partnership with Barclays, a relationship that began after American’s 2013 merger with US Airways,

American Airlines is in discussions to name Citigroup as its exclusive credit card partner, a move that could end a decade-long partnership with Barclays, according to people familiar with the matter.

American Airlines (AAL) seeks to consolidate credit card business with Citigroup, pushing out smaller rival Barclays (BCS).

Airlines with a branded credit card are not exactly new, and American Airlines ($AAL) is no exception. But the company is looking to make some