Eruption of Anak Krakatau volcano suspends flights at Jakarta Airport
Quick Look
The eruption of the Anak Krakatau volcano, ongoing since the night of September 4, 2026, generated volcanic ash that led to the suspension of 209 flights at Soekarno-Hatta International Airport, in Jakarta, affecting international operations and activities in Lampung and Banten, with no imminent risk of a tsunami according to BNPB.
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Why It Matters
The Anak Krakatau volcano erupted on the night of September 4, 2026, generating volcanic ash that affected Soekarno-Hatta International Airport and nearby regions. In 2018, a partial collapse of the volcano triggered a tsunami in the Sunda Strait.
Anak Krakatau volcano erupting, on September 5, 2026 — Photo: Rikardo/Reuters
Soekarno-Hatta International Airport, in Indonesia, suspended flight operations this Sunday (Saturday night, the 5th, in Brasília) due to volcanic ash from the ongoing eruption of Mount Anak Krakatau; the information was released by Jakarta's main airport on Instagram.
The suspension affected 209 flights, including several international operations, Indonesia's Ministry of Transport said.
Anak Krakatau has been erupting since Friday night (4), and volcanic ash was detected at the airport on Sunday morning, according to a statement from the ministry.
The disaster mitigation agency said on Saturday there was no imminent risk of a tsunami from the eruption, which happened in 2018 when a part of the mountain collapsed and collapsed into the Sunda Strait.
The scattering of volcanic ash affected activities in Lampung province on Sumatra island and Banten province in Java, said Berton Panjaitan, spokesman for Indonesia's disaster mitigation agency (BNPB).
"The BNPB asks the population to remain calm and pay extra attention. In the event of ashfall, it is recommended to use masks and eye protection, reduce outdoor activities, protect water sources and be careful when driving, as volcanic ash can reduce visibility," he said.
Several schools canceled activities on Saturday, with students and residents suffering eye irritation from the ash, while fishermen canceled their sea trips because of the eruption, local media outlet Kompas reported.
Open Questions
- How long is the Anak Krakatau eruption expected to continue?
- What is the estimated volume of ash released to date?
- Are there plans for a gradual resumption of air operations?
- What is the estimated economic impact of the flight suspension?







