16–18 October 2026 · Santorini, Greece
Swim from the Volcano.
Run the Caldera.
Three days of open-water swimming and trail running in the most spectacular setting in the Aegean.
16–18 Oct
2026
5
Races
Trail + Open water
Two sports
Santorini
Greece
The races
Choose your challenge
One open-water swim and four running races, for first-timers and seasoned athletes alike.
Open Water Swimming
Volcano → Old Port of Fira
Learn more →
Trail Run 5K
Desalination Plant, Oia
Learn more →Trail Run 10K
Desalination Plant, Oia
Learn more →Trail Run 15K
Desalination Plant, Oia
Learn more →
Ancient Thera Run 5K
Kamari
powered by Sandblu Santorini
Learn more →Compare the races
| Race | Sport | Distance | Location | Elevation | |
|---|---|---|---|---|---|
| Open Water Swimming | Open water | 2,4 km | Volcano → Old Port of Fira | — | → |
| Trail Run 5K | Trail run | 5 km | Desalination Plant, Oia | +313 μ | → |
| Trail Run 10K | Trail run | 10 km | Desalination Plant, Oia | +570 μ | → |
| Trail Run 15K | Trail run | 15 km | Desalination Plant, Oia | +834 μ | → |
| Ancient Thera Run 5K | Road run | 5 km | Kamari | 120 μ | → |
The journey
From the Volcano
to the Caldera.
The Volcano
2.4 km through the Caldera
The Caldera
Trails above the Aegean
Oia
Where the trails begin
Ancient Thera
A different side of the island
2026 Program
What happens each day
- 09:00–11:00
Flag Football Camp – Los Angeles Chargers, Municipal Stadium of Thira (Panthiraikos)
- 15:00–16:30
Flag Football Camp – Los Angeles Chargers, Municipal Stadium of Kamari
- 17:30
Start of the Sandblu Ancient Thera 5K, from Sandblu Santorini
Ancient Thera Run 5K → - 22:00
Opening Party powered by VIKOS COLA, Marilyn Bar, Fira
The event
Sport with a Caldera view
Santorini Experience is the island's biggest sporting event, bringing athletes from around the world to Santorini every autumn.
The routes pass through Oia, Imerovigli, Fira and Kamari, while the swim starts at the Volcano.
Your race weekend
Everything you need, in four steps
Get here
Flights and ferries to Santorini.
Stay
Accommodation and participant offers.
Race
Program, bib pick-up and start times.
Explore
Villages, beaches and island history.
Discover Santorini
The landscape is part of the race
The Caldera, the Volcano, cliff-top villages and the Aegean all around. In Santorini, every kilometre comes with a view.