Air passenger numbers in Europe are expected to drop by 60 percent in 2020 due to the coronavirus crisis.
In France, Britain and Germany, the drop in traffic in 2020 is estimated at 65%.
In Spain and Italy, the drop in traffic in 2020 is estimated at 63%.
The most heavily-affected European country is set to be Norway, with an expected 79% fall.
IATA does not expect traffic to return to 2019 levels until 2024.