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Key airports serving Jakarta and West Java have reopened after ash from Indonesia’s Anak Krakatau volcano forced a sweeping shutdown of airspace, disrupting thousands of journeys across the region since the weekend.
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Flight Operations Resume at Jakarta’s Main Gateways
Jakarta’s Soekarno-Hatta International Airport, the country’s busiest aviation hub, resumed operations just after midnight on Tuesday 8 September, following a two day closure triggered by volcanic ash from Anak Krakatau drifting across key flight corridors. Publicly available information shows that Soekarno-Hatta reopened at 00:30 local time, with Jakarta’s city airport Halim Perdanakusuma following at 00:40 and Bandung’s Husein Sastranegara at 00:42.
An update from Indonesia’s Ministry of Transportation indicates that the formal airport closure period linked to the ash cloud ended at 00:01 on 8 September, allowing air navigation services to gradually restore normal traffic flows. The decision came after aviation and meteorological assessments indicated ash concentrations had moved away from approach and departure paths serving the capital and nearby cities.
Initial movements on Tuesday morning remained below normal levels as airlines repositioned aircraft and crews, while ground handlers worked through a backlog of stranded passengers. Early schedules showed a mix of restored services and residual cancellations as carriers adjusted operations after the prolonged shutdown.
Despite the reopening, aviation bulletins continue to advise operators to review volcanic ash advisories and route aircraft to avoid remaining contamination zones over the Sunda Strait and parts of southern Sumatra and western Java.
Two Days of Closures Ripple Across Indonesia’s Air Network
Anak Krakatau, a volcanic island in the Sunda Strait between Java and Sumatra, began a new eruptive phase in early September, sending ash plumes high into the atmosphere. According to Indonesian disaster management and meteorological updates, sustained activity over the weekend pushed ash clouds toward major population centers, including the Greater Jakarta region.
As a precaution, air navigation notices issued on Saturday 5 September and updated through Sunday led to the progressive shutdown of multiple airports. Public data compiled by Indonesia’s transport ministry and national disaster agency indicates that at least eight airports were affected at the peak of the disruption, including Soekarno-Hatta, Halim Perdanakusuma, Radin Inten II in Lampung, Budiarto in Banten, and several other regional gateways.
By Monday 7 September, authorities reported that nearly 3,000 flights nationwide had been halted since the start of the eruption related restrictions, with more than 240 flights and tens of thousands of passengers disrupted at Soekarno-Hatta alone. Coverage from Indonesian and international news agencies described crowded terminals, long queues at airline counters, and travelers seeking alternative routes via still open airports in Singapore and other Southeast Asian hubs.
Some carriers warned that knock-on effects would continue beyond the formal reopening as aircraft and crews were out of position. Public statements from Indonesian airlines indicated that dozens of services remained canceled into Monday evening while assessments of ash conditions and runway safety continued.
Airlines Begin Restoring Schedules, But Backlogs Remain
With the reopening of Jakarta’s airspace, regional and international airlines have begun to reinstate services. Publicly available updates from major low cost carriers show that flights to and from Jakarta and other previously affected destinations resumed on Tuesday, although a small number of rotations remained canceled as operators phased aircraft back into normal patterns.
Indonesian carriers had progressively suspended or rerouted services over the previous two days in line with official notices to airmen. Announcements from at least one large domestic airline group on Monday indicated that flights to and from Soekarno-Hatta and Halim Perdanakusuma were canceled until 18:00 local time due to the continued closure of both airports, highlighting the scale of operational disruption.
Airlines are advising passengers to monitor their booking status closely, use digital channels where available, and expect potential changes to departure times as schedules are rebuilt. Many carriers are offering fee free rebooking options or travel credits for those whose flights were canceled during the ash event.
Travelers already in transit are being encouraged by publicly available advisories to allow additional time for check in and security screening, as ground operations clear the accumulated backlog and adjust staffing after the extended shutdown.
Safety Assessments Drive Reopening Decisions
The reopening of Soekarno-Hatta, Halim Perdanakusuma, and Husein Sastranegara followed a series of safety assessments by Indonesian aviation and meteorological agencies. Official bulletins describe 24 hour monitoring of Anak Krakatau’s activity, satellite based ash tracking, and continuous evaluation of wind patterns over the Sunda Strait and western Java.
Volcanic ash poses a significant risk to jet engines and aircraft systems, and international aviation procedures require conservative airspace management when ash concentrations are detected. Public documentation on Indonesia’s volcanic ash contingency planning outlines coordinated decision making between the civil aviation regulator, air navigation service provider, and weather agency when eruptions occur in or near busy flight information regions.
Transport ministry updates issued on Monday 7 September stated that closures at several airports near Anak Krakatau were extended into late evening to ensure that ash had moved away from runways and approach paths. The same updates now indicate that conditions along key routes serving Jakarta and Bandung have improved sufficiently to restore operations, while continued surveillance remains in place.
Travel advisories emphasize that further operational adjustments remain possible if wind shifts or renewed eruptive activity bring ash back toward populated and high traffic areas.
What Travelers Should Expect in the Coming Days
For passengers planning to fly through Jakarta or nearby airports in the next few days, publicly available guidance points to a gradual return to normal schedules, accompanied by lingering disruptions. Seat availability on some routes may be tight as airlines work to accommodate travelers whose flights were canceled or delayed during the closures.
Travel news outlets and airline advisories recommend that passengers reconfirm flights before departing for the airport, particularly for international connections and services involving secondary airports such as Bandung. Those with flexible itineraries may benefit from shifting to less busy travel days later in the week, when backlogs are expected to ease.
On the ground in Jakarta and surrounding regions, residents continue to report traces of fine ash, particularly on outdoor surfaces and vehicles, even as concentrations aloft have diminished. Local authorities are maintaining guidance on basic precautions, including limiting prolonged outdoor exposure during periods of visible haze and using masks where ash remains noticeable.
For now, with air links restored and Anak Krakatau’s activity appearing to ease compared with its peak over the weekend, Indonesia’s aviation system is cautiously transitioning from crisis response to recovery, while keeping a close watch on one of the country’s most closely monitored volcanoes.
https://www.bernama.com/en/news.php?id=2604391
https://apnews.com/article/311bf9e4c81e4b5ff0c55a0406e7edd3
https://www.bmkg.go.id/berita/utama/bmkg-terus-pantau-dampak-erupsi-gunung-anak-krakatau