Earlier, authorities were forced to cancel 115 worldwide flights and 203 domestic ones, affecting almost 27,000 travelers.
"Due to a volcanic ash cloud caused by Mount Agung in Bali, it is now not safe to operate flights to or from Denpasar Airport", the statement said.
Airlines cancelled mostly global flights after the closure on Thursday, affecting more than 8000 passengers affected.
Operations at Bali's airport were disrupted for more than a week in early December, stranding thousands of visitors before winds changed to blow the smoke away and the volcano calmed down.
The holiday plans of thousands of Aussies have been thrown into chaos, with Bali's Mount Agung volcano forcing the closure of the island's global airport.
Australia's national airline Qantas said in a statement that it's "currently not safe" to operate Bali flights.
Bali's main global gateway will be closed until at least Friday evening, according to officials who spoke to AFP news agency.
Mount Agung spews volcanic ash into the air.
Activity at the volcano was high last year and forced the evacuation of tens of thousands of people, but it had been quieter this year.
"Bali dan Badung regency have prepared emergency funds. after learning from last year's experience", Bali governor Made Mangku Pastika told the Antara news agency during his visit to the airport.
Despite the eruption, Agung's status remained on alert status, the second highest danger warning.
There is a 4km no-go zone around Agung's peak.
"We will try our best to find a solution so all visitors can continue their trip", Made Mangku Pastika said. Mt. Agung is situated in Bali's northeast area, around 70 km from Kuta.
When did Mount Agung last erupt?
Indonesia is the world's most active volcanic region and lies on the Pacific "Ring of Fire" where tectonic plates collide, causing frequent volcanic and seismic activities.