Airports in Düsseldorf, Cologne-Bonn, Stuttgart and Berlin are seeing many hundreds of flight cancellations.

Separate strikes called to coincide with Christmas are causing uproar among management and passengers alike.

Unions representing cabin crew in five countries say there will be a strike at the end of this month, but the airline rejects claims of "chaos".

The airline settles a dispute with Irish pilots after a 22-hour session, but more issues need to be tackled.

It is “inconceivable”, unions say, that Air France-KLM would name Air Canada COO Benjamin Smith.

The walkout is being done by the carrier’s Irish-based pilots who are directly employed by the airline.

Unions representing the low-cost carrier’s employees in four European countries announce strikes in late July.

Pilots vote to strike in Ireland, and other European countries – including Sweden – could follow.

The powerful German union Vereinigung Cockpit says talks have broken down and strikes could happen from August.

A panel of judges has approved a Department of Transportation decision, against a challenge from unions.

One union advises employees not to carry out four more days of action, or there could be unintended consequences.

Thousands of air passengers face travel chaos as strikes hit some Ryanair and Air France flights. A minor strike is expected in Helsinki too.

Turbulence ahead as unions vote to stage strikes on both of the upcoming Fridays.

The Lufthansa subsidiary is forced to axe 140 flights as negotiations with employees commence.

A representative of the low-cost carrier meets Danish unions ahead of setting up a possible base.

Separate agreements are signed with a union in Iceland – and unions in Spain and Italy.

Budget carrier says today: “Unions representing competitor airlines will wish to test us”.

New single union stands up to SAS.

LCC to recognise unions for the first time in its history

Irish pilots join colleagues in Germany and Italy, and more may too