The Government is engaged in major diplomatic efforts tonight to assist Irish citizens living in Iran and Israel who may want to leave both countries.
It is understood that Austria could possibly provide assistance to help Irish citizens leave the region sometime during the weekend.
There are more than 30 Irish people living in Iran however not all of them are expected to leave the country.
Under the plan, which is currently being drawn up, the Irish citizens would be bused to either Egypt or Jordan.
Political correspondent Mícheál Lehane discusses plans to get Irish citizens out of Iran
There they would have the option to fly to another state.
Tomorrow, Tánaiste Simon Harris will have a call with Jordanian Foreign Minister to discuss the plan.
As regards Israel there is a possibility that the country's airspace will reopen in the coming days which would allow Irish citizens to leave the country.
Mr Harris told his parliamentary party meeting tonight that the next 24-48 hours will be crucial when it comes to avoiding any further escalation in the Israel-Iran war.
He was in touch earlier with the EU's High Representative for Foreign Affairs and Security Kaja Kallas.
Mr Harris will hold further talks with his Foreign Affairs counterparts in the coming hours, he told the parliamentary party meeting.