Santorini 2026: Fira-Oia trail, Akrotiri and Ancient Thera tickets, hours, heat and rules

Updated: 10 November 2026

The caldera trail from Fira to Oia, the prehistoric town of Akrotiri and Ancient Thera on Mesa Vouno are among the most frequent questions from visitors to Santorini. This guide brings together what we could check on 10 November 2026 in official sources (the Ephorate of Antiquities of the Cyclades and Ministry of Culture, the Ministry of Rural Development, Civil Protection and the Thira Municipal Port Fund), with the year of each fact. Anything we only read in the press is labelled as such, and anything we did not find in an official source is marked "not confirmed". We sell no tickets and recommend no tours.

Akrotiri: 2026 ticket and hours

According to the Ephorate of Antiquities of the Cyclades ("Opening Hours & Admission 2026" page, updated 26-10-2026):

Ticket: €20, reduced €10. E-tickets through tickets.hh.gr, which the Ephorate links to. Prices on etickets.tap.gr and combined tickets with other sites: not confirmed.
Winter (1 November-31 March): Monday and Wednesday-Sunday 08:30-15:30, closed Tuesday.
Summer 2026 (1 April-31 October): Monday and Thursday 08:30-15:30; on other days opening at 08:00 and closing by period (19:30 on 1-15 September, 19:00 on 16-30 September, 18:30 on 1-15 October, 18:00 on 16-31 October). 2027 hours: not confirmed.
Last admission 20 minutes before closing. The site is covered by a bioclimatic shelter and visits follow set routes with viewing stops. Phone: +30 2286081969, +30 2286081939.

Ancient Thera: 2026 ticket and hours

According to the Ephorate of Antiquities of the Cyclades:

Ticket: €10, reduced €5 (site page). Average visit about 1.5 hours. Phone: +30 2286025405.
1-30 November 2026: Friday-Sunday 08:30-15:30 (last admission 15:10), closed Monday-Thursday.
1 December-28 February: closed, open only by arrangement with the Ephorate. March: Monday and Thursday-Sunday 08:30-15:30.
Summer 2026: closed Wednesday, other days 08:30-15:30. The site is high on the mountain with little shade; the road and paths from Kamari and Perissa: not confirmed in an official source.
Near Fira: the Museum of Prehistoric Thera and the Archaeological Museum of Thera, €10 (reduced €5) each in 2026.

Free admission and closures

According to the Ministry of Culture (culture.gov.gr, 2026) and the Ephorate:

Free admission: 6 March, 18 April, 18 May, the last weekend of September, 28 October and the first and third Sunday of each month from 1 November to 31 March (on the Ephorate page: Sunday 15 November 2026).
Free for under-25s from the EU and under-18s from outside the EU, with ID or passport. 50% reduction for over-65s from the EU from 1 October to 31 May.
Always closed: 1 January, 25 March, Easter Sunday, 1 May, 25 and 26 December.
Ancient Thera is closed December-February, so winter free Sundays do not apply there in those months.

The Fira-Oia trail and the heat

What we found:

Length, condition and rules of the Fira-Oia trail: not confirmed. We found no page from the Municipality of Thira or another authority on the trail.
According to the press (Euronews, 28-4-2026), Civil Protection measures apply until 31-3-2027: the Ammoudi-Agios Nikolaos route is closed and vehicles are banned on the Ammoudi road (except municipal vehicles). The text of the decision: not confirmed.
Civil Protection heatwave advice: avoid long walks or running in the sun, drink plenty of water, wear a well-ventilated hat and light-coloured clothes. In an emergency: 112.
Forecasts from the Hellenic National Meteorological Service (EMY) and the National Observatory's meteo.gr: we did not open them; check them before you set off. Santorini-specific fire bans: not confirmed.

Fira old port: steps, donkeys, cable car

What we found:

The Thira Municipal Port Fund (press release, 22-6-2026) lists three ways up to Fira: the steps, animals and the cable car, and the "70/30" decision on cruise passenger landings between the old port and Athinios, applied since 31-5-2026.
According to the press, the Karavolades steps closed to pedestrians on 28-7-2026 after a landslide (To Vima, 30-7-2026) and reopened on 3-8-2026 when the Mayor revoked decision 274/2026, posted on Diavgeia (Cruise Hive, 8-8-2026).
Ministry of Rural Development circular 1041/220058/11-07-2023: when the maximum temperature is expected to be 35-39 °C, working animals do not work in high heat-load hours, especially 12:00-17:00; above 39 °C they do not work all day; shade and water around the clock.
Cable car hours and price, municipal rules on donkeys: not confirmed.

If you run a property in Santorini

What travellers often ask AI assistants:

Which days Akrotiri and Ancient Thera are open during their stay and how much entry costs.
When it is better to walk the caldera trail or climb up from the old port in the heat.
Stating your distance to the sites on your website and linking to the Ephorate's official pages, without promising hours or prices, helps AI give more accurate answers.

How iQuota helps

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Run a property in Santorini and want AI to give your real prices, terms and how far you are from Akrotiri or the trail, with direct booking and no commission? The first 30 hotels join free until 30 June 2027.

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Frequently asked questions

How much is entry to Akrotiri in 2026?

€20, reduced €10, according to the Ephorate of Antiquities of the Cyclades. E-tickets are issued through tickets.hh.gr.

Is Ancient Thera open in winter?

In November 2026, Friday-Sunday 08:30-15:30. From 1 December to 28 February it is closed, except by arrangement with the Ephorate.

When is entry free?

On the first and third Sunday of each month from November to March, on 6 March, 18 April, 18 May, the last weekend of September and 28 October, according to the Ministry of Culture.

Do the donkeys work in a heatwave?

Under circular 1041/220058/11-07-2023, at 35-39 °C not in high heat-load hours (especially 12:00-17:00), and above 39 °C not at all.

Is the Fira-Oia trail open?

We found no official source on its condition: not confirmed. In an emergency call 112.

Sources

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