Léren: is it worth driving to Spain for fuel?

Not worth it

No: the 136 km detour eats the price gap; at best €1.47 on 50 litres of petrol 95 at BIDASOIL in Irun (prices of 3 November 2026). Diesel: −€3.51.

Official prices: France (French Ministry of the Economy) as of 3 November 2026, Spain (MITECO) as of 3 November 2026 · Methodology

−€3.51diesel, saving on 50 L

+€1.47petrol 95, saving on 50 L

57 minto the first Spanish station

Diesel — Not worth it

Cheapest station near you (≤ 10 km)€2.199/L

Best station in Spain€1.879/L

Gap32 c/L

Detour: 92 min

Cheapest station near you (≤ 10 km): €2.199/L — Plaine de la Règle RN 117 · 9.8 km, 12 min · 31 October 2026.

Station	Saving on 50 L	Price	One way	Detour
BIDASOIL (Irun)Carretera N-121 A Km. 76,4, Irun	−€3.51	€1.879/L	78 km · 58 min	+136 km
ZABALETA (Irun)Calle Comete Sarea (Zaisa Ii), 7, Irun	−€4.51	€1.899/L	78 km · 59 min	+136 km
REPSOL (Irun)Calle Terminal De Zaisa-Behobia, S/N (Ctra. Nac.1), 484, Irun	−€4.89	€1.909/L	78 km · 57 min	+136 km
REPSOL (Irun)Calle Comete Sarea, 1, Irun	−€4.92	€1.909/L	78 km · 58 min	+136 km
NEUMATICOS Y SERVICIOS BEHOBIA, S.A. (Irun)CALLE EUROPA, Nº 18, 18, Irun	−€7.68	€1.965/L	78 km · 57 min	+136 km

All stations in Irun.

By tank size: 30 L −€9.91 · 50 L −€3.51 · 70 L +€2.89. The detour pays for itself from 61 L.

Cheapest station near you (≤ 10 km)€2.089/L

Best station in Spain€1.689/L

Gap40 c/L

Detour: 92 min

Cheapest station near you (≤ 10 km): €2.089/L — Plaine de la Règle RN 117 · 9.8 km, 12 min · 31 October 2026.

Station	Saving on 50 L	Price	One way	Detour
BIDASOIL (Irun)Carretera N-121 A Km. 76,4, Irun	+€1.47	€1.689/L	78 km · 58 min	+136 km
REPSOL (Irun)Calle Terminal De Zaisa-Behobia, S/N (Ctra. Nac.1), 484, Irun	−€4.42	€1.809/L	78 km · 57 min	+136 km
REPSOL (Irun)Calle Comete Sarea, 1, Irun	−€4.44	€1.809/L	78 km · 58 min	+136 km

All stations in Irun.

By tank size: 30 L −€6.53 · 50 L +€1.47 · 70 L +€9.47. The detour pays for itself from 46 L.