France’s air traffic controllers will strike on May 22. The strike is expected to cause disruption, but impact on flight schedules is not yet known.

Pilots at Brussels Airlines intend to take industrial action on Monday, May 14. Many of the 278 flights planned for Monday will be cancelled.

WestJet pilots could walk off the job as early as May 19 after 91 percent voted on May 10 in favour of striking.