More than 500 U.S.-registered aircraft will be impacted.

PARIS: Airbus on Friday warned of potential travel disruption as it upgrades some 6,000 operational A320 aircraft, after an incident on a JetBlue flight last month. The European…

Airplane maker Airbus announced a recall of its A320 planes for a software update to address a software issue that caused a sudden drop in altitude.

The European Union Aviation Safety Agency said in a directive that a JetBlue flight on Oct. 30 experienced an "uncommanded and limited pitch down event."

More than 500 U.S.-registered aircraft will be impacted.

An analysis found computer code that may have contributed to a sudden drop in the altitude of a JetBlue plane last month.

French manufacturer had to ground thousands of planes at weekend but fewer than 100 now need update