Two days of SSI training introduces confined-water skills and two open-water dives to 12 m in Santorini’s volcanic caldera. Ideal for beginners who want a fast, practical route into certification with strong local instruction.
More ways to explore the area's outdoor wonders
The sea here moves with intent: the caldera’s rim drops away and the Aegean nudges you toward blue caverns and volcanic rock gardens. On day one you meet instructors on shore, run through online theory, and descend into a calm pool for confined-water skills. By day two, the open water calls — shallow dives to 12 meters that let you practice buoyancy among tufa-like outcrops and small caves carved by ancient eruptions.
Difficulty
moderate
Duration
2 days
Fitness Level
Moderate fitness; comfortable swimming and basic mobility for gear handling and short surface swims.
Wildlife
History
Santorini’s underwater topography is the product of the island’s massive Bronze Age eruption; the caldera walls and pumice fields are geological archives of that event.
Conservation
Marine habitats here are fragile; choose operators that follow no-touch policies, avoid anchoring on reefs, and encourage reef-safe sunscreen to reduce chemical impact.
Reserve your spot on the 2-Day Activity Scuba Diver Certification in Santorini today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Complete the online theory first
Finish the e-learning before arrival so pool and open-water time focuses on hands-on skills.
Bring a personal mask
Using your own low-volume mask improves fit and reduces fogging during skills sessions.
Check ear and sinus health
If you have recent colds or ear issues, see a doctor — pressure changes can complicate training.
Plan morning dives
Book early dives when winds and swell are typically lower inside the caldera.
Personal low-volume mask
Improves visibility and fit for skill drills and ensures reliable mask clearing.
Swimwear and quick-dry towel
Comfortable under a rental wetsuit and useful during surface intervals.
summer
Thin insulated top or hoodie
Surface intervals on boats can be chilly — layer up between dives.
spring
Dive computer or timing device
Helps track bottom time and ascent rates; instructors will brief on its use.