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Lagoons & Spas · Iceland

Iceland’s geothermal spas and lagoons

14 mapped · 6 regions · 36–40°C typical · Open year-round

Blue LagoonDaniel Schoibl / Unsplash
Blue Lagoon
Blue Lagoon

Iceland sits on a volcanic seam, so geothermal water is everywhere — from world-famous lagoons to free roadside hot pots. Pick your style: spa-day comfort, hike-in wilderness, or saga-era stone tubs in the middle of nowhere.

Planning around weather or roads? Live conditions across Iceland →

Top lagoons

The headliners — milky-blue spas, infinity edges and saga-era soaking pools.

When & how to visit Iceland's lagoons

The spa lagoons — Blue Lagoon, Sky Lagoon, Mývatn Nature Baths — are open year-round and sell out in summer and on weekends, so book ahead. Free natural pools take no booking: show up, check the water with your hand, and soak. Winter is the best of it — geothermal water doesn't freeze, and snow around a steaming pool is part of the magic — but some highland springs sit behind F-roads that close for the season, so check live road status before you drive.

The best lagoons in Iceland, compared

All 14 lagoons and geothermal spas in one table — the big names first. Tap any name for the full guide with booking info and directions.

LagoonRegionKnown for
Blue LagoonReykjanes PeninsulaBlue Lagoon is a geothermal spa in southwestern Iceland, sitting in a lava field about 5 km from Grindavík within view of Mount Þorbjörn.
GeoseaNorth IcelandA geothermal hot spring in North Iceland.
Sky LagoonReykjavík AreaA 2021 geothermal lagoon, 3 km from Reykjavík
Mývatn Nature BathsNorth IcelandNorth Iceland's answer to Blue Lagoon
KraumaWest IcelandKrauma is a geothermal bath complex in Reykholtsdalur, West Iceland, built beside Deildartunguhver — the hot spring that supplies it.
Laugarvatn FontanaSouth CoastA geothermal hot spring in South Iceland.
Secret LagoonSouth CoastIceland's oldest swimming pool
SkógarböðinNorth IcelandRelax in North Iceland
Hvammsvík Hot SpringsWest IcelandHvammsvík Hot Springs is a geothermal lagoon on the Hvalfjörður shoreline in West Iceland.
Forest LagoonNorth IcelandGeothermal Baths Opposite Akureyri
Guðlaug BathsWest IcelandA geothermal hot spring in West Iceland.
Húsafell Canyon BathsWest IcelandA geothermal hot spring in West Iceland.
The Beer SpaNorth Iceland25-Minute Beer Baths near Akureyri
Vök BathsEast IcelandFloating Pools on Urriðavatn, East Iceland

Lagoon
questions

Do I need to book lagoons in advance?
Spa-style lagoons (Blue Lagoon, Sky Lagoon, Mývatn Nature Baths, Forest Lagoon, Krauma) — yes, especially in summer and on weekends. Free natural lagoons (Reykjadalur, Seljavallalaug, Hellulaug) — no booking, just show up.
How hot is the water?
Most pools are 36–40°C. Some natural streams (like Reykjadalur) vary by location — walk further upstream and it gets hotter, downstream cooler. Always check the ground temperature with your hand before stepping in.
Are lagoons open in winter?
Yes — geothermal water doesn’t freeze, and snow around a steaming pool is part of the magic. Some F-road springs (Landmannalaugar) close in winter; coastal and lowland springs stay open year-round.
Can I bring kids?
Most spa-style pools welcome children, often with a kids’ pool. Wild lagoons vary — slippery rocks and hot water near the source mean younger kids need close supervision.
What’s the etiquette before entering?
Iceland’s rule, hard rule: shower naked with soap before entering any pool. This is non-negotiable in public pools and a sign of respect at every spa-style lagoon. Saves a lot of side-eye from locals.