A20 services at Cœur de Causse: is it worth leaving the motorway for fuel?
Small gain
Diesel costs €2.386/L here, 22 c/L more than at the Cœur de Causse station (Route de Gramat), exit 56: leaving the motorway saves €8.23 on 50 litres for a 17 km, 19 min detour (prices of 31 October 2026).
22 c/Ldiesel, services mark-up
+€8.23diesel, saving on 50 L
| Exit | 56 (Aurillac, Sarlat, Figeac) |
|---|---|
| Detour | 17 km · 19 min |
| Tolls | toll motorway on this stretch: exit cost not counted |
Diesel — Small gain
Price at the services: €2.386/L (31 October 2026).
Price at the services€2.386/L
Cœur de Causse€2.169/L
Gap22 c/L
Stations near the exit
| Station | Saving on 50 L | Price | Detour |
|---|---|---|---|
| Cœur de CausseRoute de Gramat | +€8.23 | €2.169/L | +17 km · 19 min |