Top picks for Selfoss Water activities

Discover 21 Water activities in Selfoss on Trip.com, updated November 3, 2026, with experiences lasting from 1 to 10 hours. Find the perfect adventure for your day!

From US$124.88 per person, with an average total of US$209.18. Choose the option that suits your plan.

With 921 verified reviews, Water activities Selfoss boast an average rating of 4.2.

This week's most popular Water activities: "Silfra: Fissure Snorkeling Tour with Underwater Photos", with 729 reviews and a 4.9 rating.

Now on Trip.com: "Silfra: Fissure Snorkeling Tour with Underwater Photos", a 3-hour adventure in Selfoss!

The next available day tour departs on November 4, 2026. Book now to secure your spot!

Selfoss Water activities usually take about 3 hours — perfect for a relaxed, immersive experience!

70% of Selfoss Water activities now offer English-speaking guides

November is perfect for visiting Selfoss! Choose from 21 available day tours, including seasonal hits like Silfra: Fissure Snorkeling Tour with Underwater Photos.

Your trip, worry-free! All day tours are run by licensed suppliers with verified reviews, and many include free cancellation before departure.

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21 results for Selfoss Water activities

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Reviews/Trip Moments

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Reviews: Silfra: Fissure Snorkeling Tour with Underwater Photos
Guest User2026-10-30
This activity is something amazing. We had a great time, our guide was lovely. The cold was bareable, would definitely recommend.
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Reviews: Snorkeling experience at Silfra fissure in Thingvellir National Park, Iceland
Guest User2026-08-15
It was my first time snorkeling, and I was a little scared when I saw the deep cracks. I even choked on water because of it, but the instructor was very gentle and comforted us and patiently guided us.