The Air Line Pilots Association, which represents Air Transat pilots, opened voting last month on a strike mandate. On Wednesday, 99 per cent voted in favour of a strike.

The projects announced on Thursday are based in Ontario, British Columbia, New Brunswick, Quebec and Iqaluit, Prime Minister Mark Carney said.

Bomb threats were reported at multiple airports across Canada, but the agency managing air traffic control said service had started to resume at as the police investigate.