Five airports in Indonesia have been shut, including those in the tourist hotspot Bali, because of a volcanic eruption, transport officials say.
Mount Raung in East Java has been spewing ash into the air for nearly a week, raising concerns it could interfere with aircraft safety.
For a second day, many flights between Bali and Australia have been cancelled, stranding travellers.
The island is a top holiday destination for Australians.
Scores of flights have been postponed indefinitely or cancelled by airlines, including Jetstar and Virgin Australia who have halted all flights in and out of Denpasar Airport.