European flights remain grounded; airlines question 'proportionality' of response

Volcanic ash from last week's eruption in Iceland continues to cause dramatic disruption to air traffic in Europe, with many airlines cancelling services for a fifth consecutive day Monday owing to airspace closures but questioning whether EU governments and ATC providers are overreacting. Severe restrictions on civil flights across most of northern and central Europe remained in place over the weekend. This included airspace over Austria, Belgium, Croatia, the Czech Republic, Denmark, ...