British Airways says it is exploring "all options" to help it cope with the impact of a planned 12-day strike by cabin crew over the Christmas period.
Up to one million passengers face the prospect of having journeys cancelled during the action by Unite members.
BA is trying to rework flight schedules but is also pondering legal action such as an injunction to stop the walkout.
Cabin crew voted nine to one in favour of strikes from 22 December over job cuts and staffing levels.
'Immense cost'
BA is insisting it will not climb down on its decision to reduce cabin crew numbers, which is at the heart of the dispute.
Unite is also adopting a tough stand, calling for talks to resolve the dispute but threatening another round of strikes unless BA backs down...read more on BBC website