European Transport Ministers will hold a video conference later to discuss the ash crisis.
Airlines have been calling for a review of no-fly bans after conducting test flights at the weekend without any apparent problems from Iceland's ash cloud.
Austria has reopened its airports this morning and Italy's planning to do the same later.
Here at home, there's still no sign of any easing of flight restrictions at Irish airports as disruption enters its fifth day.
Irish airspace remains closed until at least 1pm this afternoon. The irish Aviation Authority will issue an update on the situation at 9 am this morning.
While The Department of Foreign Affairs advice helpline for stranded Irish citizens around the world will reopen at 9.
Aer Lingus has cancelled all flights today, with the exception of its Washington - Madrid service,
A projection of how the ash cloud is moving suggests it will reach the east coast of the US this evening.
Meanwhile, Ryanair has extended its flight ban until at least 1pm on Wednesday.
Irish weather experts believe a major change in weather fronts over Ireland later this week could help dissipate the ash cloud
Its hoped the winds will change in our favour by Friday