Viana do Castelo: is it worth driving to Spain for fuel?
Small gain
Only a small saving: at best €7.38 on 50 litres of diesel at BALLENOIL in A Guarda, 46 min away, once the 87 km detour is paid for (prices of 3 November 2026). Petrol 95: +€6.36.
Diesel — Small gain
Cheapest station near you (≤ 10 km): €2.139/L — Lugar de Santoinho – Quinta de São Brás, Viana do Castelo · 6.0 km, 10 min · 26 October 2026.
Best-value Spanish stations
| Station | Saving on 50 L | Price | One way | Detour |
|---|---|---|---|---|
| BALLENOIL (A Guarda)Rotonda Pintan, S/N, A Guarda | +€7.38 | €1.749/L | 49 km · 46 min | +87 km |
| CARBUGAL TOMIÑO (Tomiño)CTRA.C-550 (MARGEN DERECHO) km 4, Tomiño | +€4.53 | €1.799/L | 50 km · 48 min | +90 km |
| CARBUGAL TOMIÑO (Tomiño)CTRA.C-550 (MARGEN ZQUIERDO) km 4, Tomiño | +€4.53 | €1.799/L | 50 km · 48 min | +90 km |
| GASLANDER (Tui)Carretera Anta Km. 1, Tui | −€0.01 | €1.799/L | 67 km · 49 min | +122 km |
| SBC (Tui)Carretera Subida A Anta 7 Km. 7, Tui | −€0.01 | €1.799/L | 67 km · 49 min | +122 km |
All stations in A Guarda.
Nearest Spanish station: CEPSA (Tomiño), Carretera Po-550 Km. 184, Tomiño — €1.979/L, 42 km · 39 min, detour +73 km, saving on 50 L −€2.13.
By tank size: 30 L −€0.42 · 50 L +€7.38 · 70 L +€15.18. The detour pays for itself from 31 L.
Petrol 95 — Small gain
Cheapest station near you (≤ 10 km): €1.959/L — Rua dos Carregais, 106, Viana do Castelo · 3.2 km, 5 min · 2 November 2026.
Best-value Spanish stations
| Station | Saving on 50 L | Price | One way | Detour |
|---|---|---|---|---|
| BALLENOIL (A Guarda)Rotonda Pintan, S/N, A Guarda | +€6.36 | €1.599/L | 49 km · 46 min | +91 km |
| CARBUGAL TOMIÑO (Tomiño)CTRA.C-550 (MARGEN DERECHO) km 4, Tomiño | +€6.04 | €1.599/L | 50 km · 48 min | +94 km |
| CARBUGAL TOMIÑO (Tomiño)CTRA.C-550 (MARGEN ZQUIERDO) km 4, Tomiño | +€6.04 | €1.599/L | 50 km · 48 min | +94 km |
| GASLANDER (Tui)Carretera Anta Km. 1, Tui | +€1.88 | €1.599/L | 67 km · 49 min | +127 km |
| SBC (Tui)Carretera Subida A Anta 7 Km. 7, Tui | +€1.88 | €1.599/L | 67 km · 49 min | +127 km |
All stations in A Guarda.
Nearest Spanish station: CEPSA (Tomiño), Carretera Po-550 Km. 184, Tomiño — €1.799/L, 42 km · 39 min, detour +77 km, saving on 50 L −€1.83.
By tank size: 30 L −€0.84 · 50 L +€6.36 · 70 L +€13.56. The detour pays for itself from 32 L.
| Population | 88,725 |
|---|---|
| Border | 20 km |
| First station | 42 km · 39 min |