The Which? consumer group said there is no reason airlines should increase fares in the light of the European Court of Justice ash cloud ruling.
Today's ruling by the European Court of Justice simply confirms the existing situation relating to the 2010 ash cloud travel disruption - that airlines should reimburse passengers for reasonable costs, including accommodation food and transport.
Airlines already account for compensation in their ticket costs, so there should be no reason for any airline to increase their prices as a result.
Today's ruling the EU court on the duty of care owed to passengers by airlines is significant. Our guide to how it could affect you.
The airlines like Ryanair argued it was an "act of God" but today an "act of court" dramatically clarified passengers rights.
Ryanair should have compensated passengers whose flights were cancelled because of volcanic ash in 2010, the EU's top court has found.