Jakarta's Main Airport Back Open, but Volcano Keeps Authorities on Watch
Soekarno-Hatta International Airport resumed flights on Tuesday, September 8, 2026, after volcanic ash from Anak Krakatau forced it shut alongside seven other Indonesian airports. The reopening brought some relief to more than 340,000 travelers caught in the disruption, though the situation remained unsettled as the volcano erupted three more times that same morning.
What Happened and Where Things Stand
Anak Krakatau, located in the Sunda Strait roughly midway between Java and Sumatra, began erupting late on Friday, September 5. Ash drifted across Jakarta and surrounding areas, prompting aviation authorities to close eight airports on safety grounds. Transport Minister Dudy Purwagandhi confirmed that Soekarno-Hatta reopened once shifting winds dispersed the ash cloud, though he cautioned that airworthiness checks on 178 grounded aircraft would add some extra preparation time before full normal operations resumed.
Four additional airports reopened alongside Soekarno-Hatta on Tuesday, including a smaller Jakarta facility and one in the neighboring city of Bandung. A sixth airport had already come back online on Monday. Two airports remained closed as of the reporting date.
The Tuesday morning eruptions were described as smaller than the initial event, but Indonesia's geological agency head Lana Saria told Reuters in a text message that monitoring would continue, noting the impact so far was not as large as the earlier eruptions. Ash height and wind direction, she indicated, would determine whether flight disruptions resumed.
The Human and Financial Cost
For travelers, the closure meant days of uncertainty. Alvin Pratama Putra, a 31-year-old passenger who arrived at Soekarno-Hatta on Sunday expecting to fly to South Korea for work, found his flight rescheduled to Thursday. He spent the intervening days sleeping on an airport bench, telling Reuters he accepted the situation as a force of nature.
For airlines, the financial damage was more concrete. Bayu Sutanto, Secretary General of the Indonesia National Air Carriers Association (INACA), said carriers faced compounding costs: fuel penalties from route diversions, aircraft parking fees, and crew-related expenses. A single grounded plane at Soekarno-Hatta, he explained, can cascade into delays across three or four subsequent flights using the same aircraft. INACA estimated airlines could lose up to 19 billion rupiah, roughly one million US dollars, per day during such a disruption.
Anak Krakatau in Context
Anak Krakatau, whose name translates as "child of Krakatau," emerged from the seafloor about a century ago at the site of the original Krakatoa volcano, which destroyed itself in catastrophic 1883 eruptions that killed more than 36,000 people and triggered devastating tsunamis. The younger volcano is one of approximately 130 active volcanoes across Indonesia, a country that sits along the Pacific Ring of Fire where tectonic plate boundaries generate frequent seismic and volcanic activity. Two other volcanoes, Mount Ibu and Ili Lewotolok, both located on islands east of Java, also erupted on the same Tuesday.
Why It Matters for Hosts
Independent accommodation and tour operators in the Jakarta and Banten regions should build a clear volcanic disruption protocol into their guest communications. When Soekarno-Hatta closes, inbound guests cannot arrive and outbound guests cannot depart on schedule; having a written policy on rebooking, extended stays, and refunds that references force-majeure events will reduce friction and protect relationships. Maintaining a direct communication channel with guests before they travel, so you can reach them the moment an alert is issued, is far more effective than waiting for guests to discover the news themselves. Monitoring updates from Indonesia's geological agency and the transport ministry directly gives operators an early-warning edge over guests relying on airline apps alone.
Details in this post were first reported by Reuters, as published by Emirates247.
First reported by emirates247.com.