"The government would in principle be open to it," Geny-Stephann told the Boursorama financial website. "It is, without doubt, an industrial project that is interesting. It is up to the companies to see how those talks progress," she said.

"The French state will have its part to say on any deal and will take part in any strategic talks in its role as a shareholder," she added, referring to the French government's 14.3 percent stake in Air France KLM.

(Reporting by Sudip Kar-Gupta; Editing by Richard Lough)