Hike through a starry Javan sky to witness the Ijen crater’s eerie blue fire and a sunrise over an acid lake. This 7‑hour overnight tour from Banyuwangi combines a strenuous night ascent, sulfuric fumes, and close-up views of artisanal sulphur mining.
More ways to explore the area's outdoor wonders
You start in the dark, a convoy of headlights rolling away from Banyuwangi toward the high ridge where the crater keeps its secret. The trail climbs under a sky freckled with stars, and the only sound is the rhythm of boots and the occasional hiss of a miner’s torch down in the crater.
Difficulty
challenging
Duration
6–8 hours (round trip, including transfers)
Fitness Level
Moderate to fit: you should be comfortable hiking on steep, uneven terrain for up to 2 hours one way at altitude.
Wildlife
History
Artisanal sulphur mining at Ijen has a long history; miners haul heavy baskets on foot and the industry shapes local livelihoods around the crater.
Conservation
Kawah Ijen’s acid lake and fragile crater environment are sensitive—stick to trails, pack out waste, and follow guide rules to minimize impact.
Reserve your spot on the Ijen Blue Flame Banyuwangi today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Time your arrival
Start the hike around midnight to reach the blue flames before dawn and stay for the sunrise over Kawah Ijen.
Protect against sulphur fumes
Use the provided gas mask or bring an N95/respirator—fumes near the vents can be intense and irritating to eyes and lungs.
Footwear matters
Wear sturdy, closed-toe hiking boots with good grip for loose volcanic scree and wet steps.
Layer for cold and wind
Temperatures can drop sharply before sunrise at elevation—pack a windproof outer layer and warm mid-layer.
Headlamp with fresh batteries
Hands-free light is crucial for the night ascent and uneven trail.
N95 respirator or personal mask
Supplement the provided gas mask for extra protection against sulphur fumes.
Sturdy hiking boots
Closed-toe boots with good grip help on volcanic scree and wet sections.
Insulating jacket and wind shell
Pre-dawn temperatures and wind on the rim can be chilly—layer up.