Dust discharged into the air by the eruption of a volcano in Iceland is disrupting flight traffic in Europe. Helsinki Airport remains closed until Saturday, April 17th, 3 p.m. EET. Finnair has to cancel all of its flights on Friday and flights on Saturday until 3 p.m. The situation began on Thursday, when Finnair had to cancel a total of 40 return flights, which affected altogether 8,000 passengers. Finnair has over a hundred return flight daily. Passengers whose flights are cancelled may transfer their journey to a later date by contacting the travel agency that sold their ticket or Finnair. Passengers can also apply for a refund for Finnair flight tickets that remain unused due to cancellations. If their flight is cancelled, passengers are advised not to come to the airport. Information is being updated continually at the address www.finnair.com/info. Finnair Plc Communications 16.4.2010