Jeju Island
Korea's volcanic holiday island - a subtropical isle of a great crater volcano, lava-tube caves, waterfalls and beaches, a UNESCO natural wonder and the nation's favourite escape.
Updated 5 August 2026

AI illustration
UNESCO World Heritage
Jeju is South Korea's volcanic holiday island, a subtropical isle off the south coast and the nation's favourite escape, honeymoon spot and outdoor playground. A UNESCO natural wonder, it is crowned by Hallasan, a great shield volcano and the country's highest peak, and dotted with dramatic waterfalls, spectacular lava-tube caves, the sunrise peak of Seongsan Ilchulbong, and beaches, all wrapped in a distinct island culture including its famous women free-divers.
The landscape
- Hallasan - the great volcano and highest peak in South Korea.
- Seongsan Ilchulbong - the dramatic sunrise crater peak by the sea.
- The lava-tube caves - the vast Manjanggul lava tube.
- The waterfalls and coast - the Jeongbang falls and coastal scenery.
When to go
Spring and autumn for the mildest weather; spring brings blossom and canola flowers, autumn crisp clarity. Summer is warm and busy with Korean holidaymakers, and can bring typhoons. It is a large island best explored by car over several days.
What to expect
It is a large island best toured with a rental car, as public transport is limited; the highlights are scattered around the coast and interior. It is very popular with domestic tourists, so it can be busy and developed in parts. Climbing Hallasan is a long, strenuous full-day hike. Weather can be windy and wet.
Nearby
The smaller islands of Udo and Marado are nearby; the mainland is a short flight or ferry.
Key facts
Source: Wikidata, item Q29151, read on 18 October 2026.
What to pack for Jeju Island
Chosen from what this place is for. Tap a kit for the full checklist.
- Broken-in walking shoes or boots - Grip and ankle support matter more than looks; never hike in brand-new boots. Find on Amazon
- Reef-safe sunscreen - High SPF that will not bleach the coral you are swimming over. Find on Amazon
- Your own mask + snorkel - A well-fitting mask is the single biggest comfort upgrade underwater. Find on Amazon
- Head torch + spare batteries - Hands-free light is essential; caves are truly dark. Find on Amazon
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Opening times, ticket prices and seasonal closures change - check the official source before you go: official site.



