FLIGHTS could be cancelled and airports blockaded due to action by strikers tomorrow.
Two air traffic control unions, SNCTA and Usac-CGT, have called for a national strike by members over salaries and jobs.
While a source in the tourism industry predicts 40-50% of flights in and out of the country could be cancelled by airlines, little information is currently available.
Flights crossing the country could also be affected.
A national strike by taxi drivers on the same day could also compound the problem of getting to the airport, with the possibility of drivers organising go-slows to affect traffic on main routes or organising blockades in and around cities.
They are protesting against increased competition from firms such as Uber.
Three key unions have called for strikes in the civil service which could affect hospitals and schools.
Collèges and primaires are like to be the worst affected as teacher unions have also called for walkouts over education reforms.
Local authorities should have minimum service measures in place to look after children during the disruption.