Santorini Volcano, Hot Springs Adventure

The best part of this Santorini trip is seeing the caldera from the water, then stepping ashore on a volcanic island to walk toward the crater. The longer option adds time in Oia for sunset, but the exact route and duration depend on the option you choose.

I like the mix of volcano walking and a sea swim, followed by time on Thirassia, where you can stroll through a traditional village or stop for lunch. I also like that a guide helps connect the stops, with English, Italian, French, and Spanish offered.

One caution: the hot springs are warm, not necessarily hot, and the sulfur-rich water can discolor light swimwear. Thirassia or other stops may also change if port or volcanic conditions require it, so check the details for your selected departure.

The trip at a glance

• Nea Kameni: Walk and hike toward Santorini’s volcanic crater, with scenic caldera views along the way.
• Palea Kameni: Take a roughly 30-minute swim stop in sulfur-rich water, with foam pool noodles provided.
• Thirassia: Spend about two hours on the island, with free time for village streets, photos, or lunch.
• Oia sunset: Some extended tours add a bus ride to Oia and two to three hours to explore before sunset.
• Extra costs: The €39.52 starting price does not include the €5 volcano entrance fee, €10 cable car tickets, meals, drinks, or towels.
• Flexible arrangements: Pickup is optional, and free cancellation is available up to 24 hours before the tour.

A boat ride into Santorini’s caldera

Santorini’s cliffs are striking from the villages above, but the view shifts when you’re down at sea level. The boat ride gives you a different sense of the caldera’s scale: steep volcanic slopes rise around the water, and Nea Kameni brings you close to the rugged ground at the center of the route.

The tour starts at the Old Port of Fira, also called Gialos, unless you select an option with pickup. If you’re meeting at the port, head to the Santo Star travel office to collect your ticket and final instructions. Reaching the Old Port means taking the cable car or walking down; the cable car is not included in the tour price.

A tour escort provides live commentary as you sail. Languages listed are English, Italian, French, and Spanish. One English-speaking guide named Sofia was praised for being patient on the volcano hike. You may not have the same guide, but patience matters on a route where the uphill walk can take effort.

The full activity lasts anywhere from six to ten hours. That range reflects the selected option and whether the Oia extension is included, so don’t assume every departure follows the same schedule. Check the booked option carefully, especially if the sunset is a main reason you’re going.

Walking on Nea Kameni’s volcanic ground

The first major stop is Nea Kameni, where you have about an hour and a half for the visit and walk. The main draw is the chance to hike toward the volcanic crater and see the island’s rough, exposed terrain up close. This is not just a photo stop from the boat: you get time to walk, take in the views, and look across the caldera.

The ground is rugged, and the climb may feel slow in the heat. A guide can set the pace and provide context, but bring a sun hat and sunscreen, and wear footwear you can walk in. The supplied information does not specify a required shoe type, but a walk over uneven volcanic terrain is a good reason to leave delicate footwear behind.

There is a €5 volcano entrance fee, separate from the advertised $39.52 price. Build it into your budget rather than treating the tour price as the full cost. The exact fee is listed in euros, so the amount you pay in another currency may vary.

I’d value this stop most if you want more than a boat view of Santorini. The hike lets you feel the scale and texture of a volcanic island, though it is less appealing if you want a completely restful day or have little appetite for uphill walking.

A swim stop at Palea Kameni

After Nea Kameni, the boat heads to Palea Kameni for a swim stop of about 30 minutes. The water is described as natural, warm, and sulfur-rich. Foam pool noodles are provided, which can make the swim more comfortable, but there are no towels included.

Keep expectations sensible: these are hot springs in name, but the water may be only a few degrees warmer than the surrounding sea. That difference can feel pleasant, yet it may not deliver the long, steamy soak you picture when you hear hot springs. The stop is brief, too, so think of it as a quick dip rather than a spa session.

The sulfur can discolor light-colored swimwear. Wear a darker suit if you have one you don’t mind exposing to mineral water, and bring a change of clothes and a towel. You’ll also want to pack your swimwear where it’s easy to reach, since the swimming stop comes between the volcano visit and the next island.

You can skip the swim if it doesn’t appeal, but the boat stop still gives you a chance to see Palea Kameni. For anyone who enjoys swimming in open water, this is a memorable contrast to the dusty hike. Just don’t count on the water being dramatically hotter than the sea.

Two hours to explore Thirassia

The next planned stop is Thirassia, a quieter island across the caldera from Santorini. You get about two hours for a break, photos, a visit, and free time. That interval gives the trip a slower chapter after the volcano hike and swim.

You can wander through the village streets or take a donkey ride up the winding steps to Manolas. The village is described as retaining a traditional character, and the climb offers a different view of island life than the more famous Santorini towns. If you’d rather not take the donkey ride, you can use your free time as you like, but don’t expect the tour to provide a guided village walk unless your guide says otherwise.

Lunch is not included, so this is the natural point to buy a meal or a drink if you want one. Food and beverage costs can add up, particularly if you’re also paying for port transport and the volcano fee. If you’d rather keep the stop simple, use the time for a walk and photos.

There is a real caveat: Thirassia may not be included on every departure. A port closure previously led to the stop being removed, with notice sent the night before, and volcanic activity has also affected access. If a visit to Thirassia is important to you, confirm the route shortly before the tour and understand that conditions can force changes.

Oia sunset is an option, not a guarantee

Some extended versions of the tour continue by bus to Oia, where you have two to three hours to explore. The village is known for its views and sunset, and the longer option gives you time to wander its streets before the sky changes color. It can turn a boat excursion into a full-day outing, so check that the Oia extension appears in your selected option rather than assuming it is part of every booking.

The sunset is the headline attraction, but it also affects the pace of your day. You’ll spend longer on the tour, and the return to your original destination is by bus. If you have a dinner reservation or another fixed plan, the six-to-ten-hour duration range matters. Leave room in your schedule.

The tour description gives Oia as part of the extended tour, while the core sequence lists Nea Kameni, Palea Kameni, and Thirassia. That distinction is useful when comparing options: the shorter version is centered on the islands and caldera, while the longer one adds a village visit timed around sunset.

What the $39.52 price really covers

At $39.52 per person, the starting price can be appealing for a boat trip that includes several destinations and a tour escort. The fare covers visits to Nea Kameni, Palea Kameni, and Thirassia, plus foam noodles for the swim. Pickup and drop-off are included only if you select an option that provides them.

The listed extras change the real cost. Add €5 for volcano entry and €10 for cable car tickets if you need them to reach the Old Port. Meals, drinks, and towels are also on you. If you choose the Oia extension or optional pickup, check the price attached to that specific selection rather than relying on the starting figure.

In return, you get a boat-based way to see parts of the caldera that are difficult to experience from the cliffside villages alone. The value is strongest if you plan to hike, swim, and explore the island stops. If you only want a sunset view, compare the extended option with other ways to reach Oia, since much of this tour’s appeal comes from the volcano and boat route.

Practical details before you book

For a port meeting, the starting point is the Old Port of Fira, known as Gialos. After arriving by cable car or on foot, go to the Santo Star travel office at the port for your ticket and instructions. The €10 cable car fare is not included.

If you choose pickup, NST Travel provides collection from central locations near hotels in each village. The pickup point may be a nearby landmark rather than your hotel door. Be there 15 minutes early and use the exact location in your confirmation, especially if your accommodation is outside the pickup route.

Bring swimwear, a towel, a change of clothes, a sun hat, sunscreen, and a camera. Meals and beverages are not provided. The tour ends back at the meeting point, with two listed drop-off locations: Santorini Old Harbor and Thera. Confirm which applies to your chosen option.

The activity offers free cancellation up to 24 hours in advance, and you can reserve now and pay later. Those terms give you flexibility, but they don’t remove the need to check the route and departure details. With a duration that can stretch from six to ten hours, the selected version shapes the whole day.

Who should choose this Santorini excursion?

I’d choose this tour if you want a broad introduction to Santorini’s volcanic setting rather than a day spent only in one village. The combination of a crater hike, a short swim, and island time gives you several kinds of scenery without arranging separate boat trips and transfers yourself.

It is also a good fit if you’re curious about the caldera from the water and don’t mind a long day. Families and less active visitors should consider the uphill walk at Nea Kameni and the pace of moving between stops. The guide can help set a manageable pace, as Sofia did for one English-language group, but the route still includes walking.

I’d think twice if you expect very hot water, included meals, or a guaranteed stop at every place named in the description. Port access and volcanic conditions can change the route, and the Oia sunset is tied to the extended option. Book it for the varied island experience, then verify exactly which stops your departure includes.

FAQ

How long does the tour last?

The activity lasts between six and ten hours, depending on the option you select. Check the available starting times and route details for your departure.

Which destinations are included?

The listed destinations are Nea Kameni, Palea Kameni, and Thirassia. Some extended options also include a bus trip to Oia for sunset.

How much time is scheduled at each stop?

The Nea Kameni visit lasts about 1.5 hours, the Palea Kameni swim stop about 30 minutes, and the Thirassia stop about two hours. The Oia extension allows two to three hours.

Is the volcano entrance fee included?

No. The volcano entrance fee is €5 per person and is paid separately.

Are cable car tickets included?

No. Cable car tickets cost €10 and are not included in the tour price.

What should I bring for the hot springs?

Bring swimwear, a towel, and a change of clothes. Sulfur-rich water can discolor light-colored swimwear, so consider wearing a darker suit.

Are meals and drinks included?

No. Meals and beverages are not included. Thirassia has free time for lunch, but you’ll need to pay for any food or drinks you choose.

Where does the tour start and end?

The meeting point is the Old Port of Fira, also called Gialos, at the Santo Star travel office. Depending on your selected option, pickup may be available, and listed drop-off locations are Santorini Old Harbor and Thera.