Ryanair, Easyjet, Wizz and the owners of British Airways/Iberia (IAG) have submitted complaints to the European Commission against France.

Submitted on Tuesday, the airlines suggest that an air traffic control (ATC) strike in France is restricting freedom of movement. The country should be obliged to facilitate overfly transit while the strike continues, the airlines argue.

Circumventing French airspace for the duration of the strike is costing companies in fuel, just as international prices a...