REUTERS – A huge ash cloud from an Icelandic volcano spread out across Europe on Friday causing air travel chaos on a scale not seen since the Sept. 11 attacks.

About 17,000 flights were expected to be cancelled on Friday due to the dangers posed for a second day by volcanic ash from Iceland, aviation officials said. Airports in Britain, France, Germany and across Europe were closed until at least Saturday.

Here is a list of countries affected as of 1100 GMT on Friday:

AUSTRIA – Airspace to be closed in steps from “late afternoon” according to national air traffic control. Vienna airport says 50 outgoing and 41 incoming flights to Vienna have been cancelled so far.

BELGIUM – Air space closed until Saturday 0800 GMT

BRITAIN – English airspace is closed until 2400 GMT. Limited flights from Scotland and Northern Ireland operating until 1800 GMT.

DENMARK – Closed for Friday.

FRANCE – Airports across northern France, including Paris, will remain closed until at least 1800 GMT.

GERMANY – Takeoffs and landings have stopped at a total of 13 airports in Hamburg, Bremen, Hanover, Muenster, Duesseldorf, Cologne, Frankfurt, Saarbruecken, Berlin, Leipzig, Erfurt and Dresden. Aircraft can still land at airports in southern Germany such as Stuttgart or Munich.

ITALY – Rome’s Fiumicino airport has cancelled 34 flights to northern Europe. Alitalia has cancelled all its flights to London, Paris, Amsterdam and Brussels.

LUXEMBOURG – Air space closed until 1600 GMT

NETHERLANDS – Air space closed.

NORWAY – Closed for Friday.

POLAND – Only one airport, in the south-eastern city of Rzeszow, is open after air space over the country was closed.

SLOVAKIA – All flights from Bratislava cancelled.

SPAIN – Madrid airport open.

SWEDEN – Closed for Friday.

AIRPORTS OPEN:

RUSSIA – Airports in Russia remain open. The airport in Kaliningrad, the Russian exclave between Poland and Lithuania, was closed briefly on Friday morning but has reopened.

BULGARIA – Sofia open; flights to western Europe cancelled.

CYPRUS – Larnaca, Paphos open.

ROMANIA – Bucharest open.

(Writing by London Editorial Reference Unit; Editing by Sonya Hepinstall)