Blois to Cadaqués Road Trip: Best Stops, Routes & Hidden Gems

Driving from Blois (Loir-et-Cher) to Cadaqués (Costa Brava) is a 900 km route that blends château country, volcanic landscapes, and Mediterranean coves. The Loire River feeds vast plains before the climb into the Massif Central; then you drop into the Languedoc vineyards and finally the rugged Catalan coast. This article covers how to find the best stops and hidden gems between cities.

The majority of the route is on well-maintained toll highways. On the A75, watch for crosswinds near the Millau viaduct and fog on the Aubrac plateau in autumn. Spanish roads are narrower in the last 30 km to Cadaqués; the C-68 has sharp bends.

• Family stops: Vulcania theme park (volcano education) near Clermont-Ferrand; the Cité de l´Espace in Toulouse; and the Dalí Theatre-Museum in Figueres.
• Pet-friendly: Rest areas along the A75 often have designated dog zones (e.g., Aire de la Lozère). In Spain, Playa de la Mar d´en Manassa near Cadaqués allows dogs in winter.

For fatigue management, rest zones: Aire du Viaduc de Millau (with a café and viewpoint); Aire de Narbonne (shaded parking); and the Porta de la Mediterrània service area on the AP-7. Pull over every 2 hours; the A75 has frequent aires de repos every 20 km. Hidden off-route spots: The abandoned village of Celleneuve (Hérault) is 5 min from the A9 exit 28; and the hermitage of Sant Salvador de la Roca (Cadaqués) offers a short hike with sea views.

The drive from Blois to Cadaqués takes approximately 10-11 hours of pure driving time, but plan for at least two days if you want to soak in the sights. Fuel costs for a petrol car average €90-€110, depending on your engine and driving style. Diesel is cheaper by about 15%.

• Fuel stations are frequent on French autoroutes (A71, A75, A9) – every 30-40 km. In Spain, on the AP-7, stations are every 50 km.
• Toll costs total around €55 (France) + €15 (Spain). The A75 Millau viaduct alone costs €8.80.
• For fuel efficiency, maintain 110 km/h on the flat Loire sections and use cruise control on the A75.

The A75 is free of tolls from Clermont-Ferrand to Pézenas (except the Millau bridge), but it climbs to 1,100 m (Massif Central). Diesel engines handle the gradient better. Carrying a spare fuel can is unnecessary; stations are plentiful.

From Blois, the Loire valley gives way to the Sologne forest and the volcanic Auvergne region. The Chaîne des Puys volcanic range (a UNESCO World Heritage site since 2018) is visible from the A89. Stop at the Puy de Dôme summit for a panoramic view.

• UNESCO sites along the route: Loire Valley (Blois châteaux), Pont du Gard (short detour from Nîmes), and the Catalan Romanesque Churches of Vall de Boí (if you detour into the Pyrenees).
• Local goods: Selles-sur-Cher goat cheese near Blois; Laguiole knives in Aubrac; and Spanish olive oil from L´Empordà.

As you cross the Massif Central, the landscape turns to basalt plateaus and green pastures. The Tarn Gorges (Gorges du Tarn) are a 30-minute detour from the A75; they offer dramatic limestone canyons. Approaching the Mediterranean, the vineyards of Languedoc stretch to the sea. In Catalonia, the Cap de Creus Natural Park features wind-sculpted rock formations – Salvador Dalí painted these landscapes.