# Sardinia — deep research wave 3 (S4), restructured for the guide

Checked 2026-09-23. Source pack: deep-research-south-liguria-2026-09.md (S4).

## 1. Start here

Beaches, nuraghi, archaeology, boats and food. Allow 2–3 nights per base; a broad island route needs 10–14 nights.

- **Cagliari:** the best car-free city base, with Poetto beach on the bus. [Cagliari tourism](https://cagliariturismo.comune.cagliari.it/en/percorsi/poetto-beach-tour) `verified`
- **Villasimius and Chia:** beach-first south coast; Chia is spread out and car-dependent. [ARST](https://www.arst.sardegna.it/) `partial`
- **Olbia:** the northern transport hub. [GEASAR](https://www.geasar.it/en/information/how-to-get-here/buses/) `verified`
- **Porto Cervo and San Pantaleo:** Costa Smeralda luxury; San Pantaleo is a smaller inland village that needs a car. [Porto Cervo directory](https://www.portocervofficial.it/listing-category/hotellerie-porto-cervo/) `partial`
- **La Maddalena:** ferry and archipelago base. [Delcomar](https://delcomar.it/en/la-maddalena-palau/) `partial`
- **Alghero and Stintino:** the strongest west-coast car-free base; Stintino is a seasonal La Pelosa and Asinara base. [Alghero airport buses](https://www.aeroportodialghero.it/informazioni/come-arrivare/autobus/) `verified`
- **Cala Gonone and Baunei:** Gulf of Orosei boat base; Baunei is for hiking. [Cala Gonone stay](https://www.calagonone.com/en/stay) `partial`
- **Oristano and the Sinis:** archaeology and quieter beaches. [Oristano](https://comune.oristano.it/it/novita/notizia/Imposta-di-soggiorno-Le-tariffe-per-il-2026/) `partial`

## 2. When to go

| Period | Traveller picture | Status |
|---|---|---|
| May–Jun | Best overall: warm sea, open services, fewer crowds. | partial |
| Jul–Aug | Busiest; book boats, caves, hotels and capped beaches ahead. | partial |
| Sep | The other sweet spot; the sea keeps its summer heat. | partial |
| Oct–Apr | Archaeology and towns; boats, lidos, buses and hotels become seasonal. | partial |

- **Autumn sea:** Sardegna Turismo says autumn temperatures stay above 20°C in parts and the sea keeps summer heat into November. [Climate](https://www.sardegnaturismo.it/en/plan/il-clima-sardegna/autumn) `verified`

## 3. Getting there — last leg only

| Last leg | Published facts | Status |
|---|---|---|
| Cagliari Airport → Cagliari | Train to the centre in about 6 min, €1.30; airport taxi minimum €17 by day. [SOGAER](https://voli.sogaer.it/it/da-per-aeroporto) | verified |
| Cagliari → Villasimius | ARST line 101; timetable varies by date. [ARST 101](https://app.arstspa.it/quadri/101.html) | partial |
| Cagliari → Chia | ARST line 129; stops can leave a long walk to the beach. [ARST 129](https://app.arstspa.it/quadri/129.html) | partial |
| Olbia Airport → Olbia station | Olbia Airlink bus under 20 min, €1 airport supplement. [Trenitalia](https://www.trenitalia.com/en/connections/olbia-costa-smeralda-airport.html) | verified |
| Olbia Airport → Costa Smeralda | Seasonal buses 1 Jun–30 Sep at 10:00, 12:30, 16:00, 19:00; about 1h50. [GEASAR](https://www.geasar.it/en/information/how-to-get-here/buses/) | partial |
| Olbia → San Pantaleo, Palau | ARST 601 and 604; date-dependent. [ARST 601](https://app.arstspa.it/quadri/601.html) | partial |
| Palau → La Maddalena | Ferry about 15 min; €4.70 adult one way plus landing fee on a 2024 tariff — reconfirm. [Delcomar](https://delcomar.it/en/la-maddalena-palau/) | partial |
| Alghero Airport → Alghero | ARST year-round; stop about 150 m from arrivals. [Airport buses](https://www.aeroportodialghero.it/informazioni/come-arrivare/autobus/) | partial |
| Alghero → Stintino | Seasonal Sardabus 1 Jun–30 Sep; tickets on board. [Airport buses](https://www.aeroportodialghero.it/informazioni/come-arrivare/autobus/) | verified |
| Nuoro/Dorgali → Baunei | ARST 303; calendar-dependent. [ARST 303](https://app.arstspa.it/quadri/303.html) | partial |
| Oristano → Cabras and the Sinis | ARST 421 and 427. [ARST 421](https://app.arstspa.it/quadri/421.html) | partial |

- **When a transfer makes sense:** late flights, resorts in Chia or Villasimius, Costa Smeralda villas, Stintino outside summer, Baunei trailheads, Cala Gonone with luggage, and Tharros or Is Arutas outside bus hours.

## 4. Where to stay

- **Cagliari:** Castello and Marina for first-timers and car-free travel; Poetto if the beach comes first. [Cagliari tax](https://cagliariturismo.comune.cagliari.it/it/imposta-di-soggiorno) `partial`
- **South coast:** Villasimius town is more practical than remote resorts; Chia is dispersed. `partial`
- **North-east:** Olbia centre for transport; Porto Cervo for luxury (expensive); San Pantaleo needs a car; La Maddalena town near the harbour. [Porto Cervo directory](https://www.portocervofficial.it/listing-category/hotellerie-porto-cervo/) `partial`
- **West:** Alghero old town or Lido is the strongest base; Stintino for La Pelosa. [Visit Alghero](https://www.visit-alghero.com/i-consorziati/strutture-ricettive/) `partial`
- **East and centre-west:** Cala Gonone near the harbour; Baunei for hikes; Oristano for the Sinis, rail and food. [Cala Gonone stay](https://www.calagonone.com/en/stay) `partial`
- **Hotel examples, not a ranking:** Alghero — Villa Las Tronas, Catalunya, Domomea; Porto Cervo — Relais de la Costa, Luci di la Muntagna; Cala Gonone — Nuovo Gabbiano; Stintino — Domo Sul Porto, Mare & Natura. [Stintino stay](https://visitstintino.it/it/dove-dormire-a-stintino/) `partial`
- **City tax:** Cagliari €1–€5 per person per night by category; Alghero €4 (4-star+) / €2, max 7 nights; Oristano from 1 March 2026 €3 / €2 / €1.50 / €1 camping. [Alghero](https://comune.alghero.ss.it/it/amministrazione/documenti-dati/documento-pubblico/Informazioni-sullimposta-di-soggiorno-00001/) `verified`

## 5. Getting around

- **ARST:** the island-wide bus operator; timetables change by season — check the date you travel. [ARST](https://www.arst.sardegna.it/) `partial`
- **Cagliari and Poetto:** €1.30 single (90 min), €2 two hours, €3.30 day, €12 week. [Cagliari Poetto](https://cagliariturismo.comune.cagliari.it/en/percorsi/poetto-beach-tour) `verified`
- **La Maddalena:** ferry, taxis, scooters, bicycles and boats. `partial`
- **Alghero:** the old town is walkable and mostly flat, but car access is restricted. `partial`
- **Cala Gonone:** the harbour and town are walkable; the Gulf beaches need boats or long hikes. `partial`
- **Neptune’s Grotto:** the land route has 654 steps; by sea you skip them, weather permitting. [Tickets](https://grottadinettuno.it/en/info-ticket/) `partial`

## 6. Tickets & passes

| Sight | Price and rules | Status |
|---|---|---|
| Su Nuraxi, Barumini | €15 adult, reduced €13 / €10; guided visit required, tours about every 30 min. [Foundation](https://www.fondazionebarumini.it/en/tickets-and-opening-hours/) | verified |
| Tharros | €11 / €9 reduced; booking required. [Ministry](https://cultura.gov.it/luogo/area-archeologica-di-tharros) | partial |
| Neptune’s Grotto | 2025 adult price €18 still displayed; mandatory time slot by land; boat separate. [Tickets](https://grottadinettuno.it/en/info-ticket/) | partial |
| Cagliari Civic Museums | €6 / €9 per museum; combined €12, valid two weeks. [Musei Civici](https://sistemamuseale.museicivicicagliari.it/palazzo-di-citta/) | verified |
| National Archaeological Museum + Gallery, Cagliari | Combined €10, reduced €5, EU 18–25 €2. [National Museums](https://museinazionalicagliari.cultura.gov.it/en/visita/orari-e-biglietteria/) | verified |
| Alghero Ticket | One pass for 13 cultural and natural sites, no expiry. [Alghero Ticket](https://www.algheroexperience.it/en/alghero-ticket.html) | partial |
| La Maddalena National Park | 2026 permits and boating fees for the protected area — not a sightseeing pass. [Park tariffs](https://autorizzazioni.lamaddalenapark.it/index.php?lang=it_IT&ssez=Tariffe) | verified |

## 7. Things to see

- **Cagliari:** Castello, the Bastione, Poetto beach and the Sella del Diavolo. [Cagliari tourism](https://cagliariturismo.comune.cagliari.it/en/percorsi/poetto-beach-tour) `partial`
- **South coast:** Villasimius — Simius, Porto Giunco, Notteri; Chia — Sa Colonia, Su Giudeu, Cala Cipolla and the tower. `partial`
- **North-east:** Olbia’s San Simplicio and Pittulongu; Porto Cervo piazzetta, marina and Stella Maris; San Pantaleo; La Maddalena harbour and Caprera. `partial`
- **West:** Alghero old town, bastions, Torre Sulis and Maria Pia beach; Stintino harbour and viewpoints. `partial`
- **East:** Cala Gonone harbour and the Cala Fuili trail; Pedra Longa and Santa Maria Navarrese near Baunei. `partial`
- **Oristano and the Sinis:** Piazza Eleonora, San Giovanni di Sinis, Is Arutas, Mari Ermi and Capo San Marco. `partial`

## 8. Things to do

- **Gulf of Orosei boats:** operator prices from €70 per person in April, €80 May, €90 June/July/September, €110 August, €70 October. [BBCalaGonone](https://www.bbcalagonone.com/escursionimarecalagonone-en.asp) `partial`
- **Asinara:** example operator fare €30 adult return, €20 child, plus landing tax €5 June–September / €2.50 October–May; weather-dependent. [Asinara crossing](https://www.treninoverdeasinara.it/en/pacchetti/sea-crossing-program/) `partial`
- **Poetto lidos:** 2025 prices shown — umbrella €15, sunbed €15, parking €25, entry + umbrella + sunbed €35; 2026 not published. [Il Lido](https://www.lidocagliari.com/lo-stabilimento/) `partial`
- **Nuraghi and archaeology:** Su Nuraxi, Tharros and Cagliari’s museums — good rainy-day options. [Foundation](https://www.fondazionebarumini.it/en/tickets-and-opening-hours/) `verified`

## 9. Food & restaurants

- **What to try:** culurgiones, malloreddus, fregula, porceddu, pane carasau, seadas, bottarga, pecorino, Vermentino and Cannonau. `partial`
- **Cagliari:** candidates to check — Josto, Sa Domu Sarda, Luigi Pomata, Dal Pittore, Fradis Minoris. [Michelin Cagliari](https://guide.michelin.com/gb/en/sardegna/cagliari/restaurants) `partial`
- **Olbia and Costa Smeralda:** Bacchus, Essenza, Dulchemente, Lu Pisantinu, Il Fuoco Sacro. [Michelin Olbia](https://guide.michelin.com/us/en/sardegna/olbia/restaurants) `partial`
- **Alghero:** La Bifora, Al Gaudì, Il Corallo, La Pergola. [Alghero tourism](https://algheroturismo.eu/inserimenti/la-bifora/) `partial`
- **Cala Gonone and Oristano:** Il Pescatore; Trattoria Margherita, Su Murruai. `partial`

## 10. Itineraries

- **1 day:** Cagliari Castello, a museum, the Marina and Poetto; or Alghero old town, bastions and the Lido.
- **2 days:** Cagliari + Poetto/Villasimius; Alghero + Neptune’s Grotto; Olbia + La Maddalena; Cala Gonone + a Gulf boat; Oristano + Tharros and the Sinis.
- **10–14 nights:** 2–3 nights in each of 4–5 bases, e.g. Cagliari, Oristano, Alghero, La Maddalena/Olbia, Cala Gonone.
- **Rainy day:** museums, Barumini and food experiences.
- **Without a car:** Cagliari, Alghero, Olbia and La Maddalena town; Chia, the Sinis, Baunei trailheads and Costa Smeralda resorts need transfers.

## 11. Day trips

- **Cagliari → Villasimius or Chia:** ARST bus; Chia stops can be far from the sand. `partial`
- **Olbia → La Maddalena:** bus to Palau, then the 15-minute ferry. `partial`
- **Olbia → Porto Cervo and San Pantaleo:** best by car or transfer. `partial`
- **Alghero → Stintino or Asinara:** summer bus to Stintino; Asinara by boat, weather permitting. `partial`
- **Cala Gonone → Baunei:** by transfer. `partial`
- **Oristano → the Sinis:** bus plus taxi. `partial`

## 12. Useful tips

- **Book ahead in July–August:** boats, caves, Su Nuraxi and capped beaches. `partial`
- **Sea conditions:** check the wind before boats and Neptune’s Grotto by sea. `partial`
- **Hiking:** carry water and proper footwear for Gulf of Orosei trails. `partial`
- **ZTL:** confirm Alghero’s ZTL with your hotel before driving in. `partial`
- **ARST schedules:** treat them as calendar-dependent — check the exact date. [ARST](https://www.arst.sardegna.it/) `partial`
- **Budget pieces (two adults, three nights):** airport train €1.30 each, airport taxi from €17, Su Nuraxi €15 each, Civic Museums €12 combined, La Maddalena ferry about €4.70 each. `verified`

## 13. FAQ

- **Which airport for Cagliari?** Cagliari Elmas — 6 minutes by train to the city.
- **Which airport for the Costa Smeralda?** Olbia.
- **Can I visit Sardinia without a car?** Yes around Cagliari, Alghero, Olbia and La Maddalena town; elsewhere use transfers.
- **How do I get to La Maddalena?** Ferry from Palau, about 15 minutes.
- **How do I reach Neptune’s Grotto?** By boat or by the 654-step land stairway.
- **Do I need a guide at Su Nuraxi?** Yes, visits are guided only.
- **How do I reach the Gulf of Orosei coves?** By boat from Cala Gonone or on long hikes.
- **Is there a bus to Stintino?** Only in summer (1 June–30 September).
- **Is the Asinara trip reliable?** It depends on the weather.

## Traveller tips

- Alghero on foot: “Alghero è camminabile…” [Reddit · Alghero](https://www.reddit.com/r/Sardinia/comments/1vdbf74/viaggio_ad_alghero_agosto_2026/)
- Cala Gonone road: “The road into Cala Gonone… has sharp curves and switchbacks…” [Reddit · Cala Gonone](https://www.reddit.com/r/Sardinia/comments/1ekidx9/)
- Gulf of Orosei: “There are public boats that take you to each of the secluded beaches.” [Reddit · Gulf of Orosei boats](https://www.reddit.com/r/Sardinia/comments/1rtcucn/cala_gonone_tour_in_the_gulf_of_orosei_and_la/)

## Coverage and gaps

- Monthly sea/weather tables; 2027 events; ARST first/last departures and fares; 2026 Delcomar tariff; lido and parking prices; 2026 Neptune’s Grotto and Alghero Ticket prices; full ZTL and parking; checked hotels per area; 8–12 sourced restaurants per area.
- La Pelosa and Cala Goloritzè beach caps are in the Sardinia & Sicily beaches article (G06), not repeated here.