BRUSSELS - Seven Ryanair cabin crew unions from five countries will hold a 24-hour strike on Sept. 28, a Belgian union spokesman said on Thursday.

"The strike will be held in Italy, Portugal, Spain, Belgium and the Netherlands," Yves Lambot told Reuters before a news conference to announce the strike.

(Reporting by Robin Emmott) ((robin.emmott@thomsonreuters.com; +32 2 287 6835; Reuters Messaging: robin.emmott.thomsonreuters.com@reuters.net))