Live petrol prices at 3 stations in Guyancourt. Cheapest today €1.990/L, average €2.043/L. Updated 28 October 2026.
The average petrol price in Guyancourt, €2.043/L, is 3.5% below the national average of €2.117/L. Across 3 stations prices run from €1.990/L to €2.149/L: €7.95 difference on a 50-litre tank.
| Station | Price | Distance |
|---|---|---|
| TotalEnergies · 10 Av de l'Europe, Guyancourt | €1.990/L | 1 km |
| TotalEnergies · Voie E8 les Saules - Avenue du 8 Mai 1945, Guyancourt | €1.990/L | 1.8 km |
| Intermarché · Avenue Guyemer, Buc | €2.149/L | 4 km |