south-iceland · Iceland
Reykjadalur Hot Spring River
Reykjadalur ('Smoke Valley') is a geothermal valley near Hveragerði featuring a warm river where visitors can bathe. The river is heated by hot springs along its course, creating a natural spa in the mountains.
About Reykjadalur Hot Spring River
Reykjadalur ('Smoke Valley') is a geothermal valley near Hveragerði featuring a warm river where visitors can bathe. The river is heated by hot springs along its course, creating a natural spa in the mountains.
Did You Know?
- ✔Geothermal hot spring river
- ✔45-60 minute hike each way
- ✔37-43°C water temperature
- ✔Changing facilities available
- ✔3.5 km from parking to river
- ✔Accessible year-round
Tours Near Reykjadalur Hot Spring River
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Book NowAbout Reykjadalur Hot Spring River
Reykjadalur is accessed via a hiking trail from a parking area 5 km east of Hveragerði. The trail is 3.5 km one way (7 km round trip) with moderate elevation gain. At the river, there are changing facilities and wooden platforms for entering the water. The temperature ranges from 37-43°C depending on where you bathe. Bring: - Swimwear - Towel - Hiking boots - Water and snacks The trail can be icy in winter — microspikes recommended.

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Book NowStory & Folklore
Reykjadalur has been a popular bathing spot for Icelanders for decades. The hike to the river takes about 45-60 minutes through a scenic valley with steaming vents and grazing sheep. Once at the river, you can choose your temperature — the water gets warmer the further upstream you go.
Why Visit
Hike to a geothermally heated river and bathe in natural hot springs surrounded by mountains.
Did You Know?
The name 'Reykjadalur' means 'Smoke Valley' due to the constant steam rising from the ground.