CALGARY, AB, May 4, 2024 /CNW/ - WestJet today has issued a 72-hour lockout notice to the Aircraft Mechanics Fraternal Association (AMFA), the union that represents WestJet Aircraft Maintenance Engineers. As a result of today's lockout notice, a work stoppage could occur as early as Tuesday, May 7, 2024, at 12 p.m. MT, unless a deal is reached.