Cross-border fuel

A31 services at Perrogney-les-Fontaines: is it worth leaving the motorway for fuel?

Small gain

Diesel costs €2.385/L here, 15 c/L more than at the Longeau-Percey station (Rue du Vernoy), exit 6: leaving the motorway saves €4.43 on 50 litres for a 19 km, 22 min detour (prices of 1 November 2026).

Official prices (French Ministry of the Economy) as of 3 November 2026 · Methodology

15 c/Ldiesel, services mark-up
5 c/Lpetrol 95, services mark-up
+€4.43diesel, saving on 50 L
Exit6 (Gray, Châtillon, Langres Sud)
Detour19 km · 22 min
Tollstoll motorway on this stretch: exit cost not counted

Diesel — Small gain

Price at the services: €2.385/L (1 November 2026).

Stations near the exit

StationSaving on 50 LPriceDetour
Longeau-PerceyRue du Vernoy+€4.43€2.239/L+19 km · 22 min
Saints-Geosmes13 rue de l'avenir+€4.01€2.239/L+21 km · 22 min

Petrol 95 — Stay on the motorway

Price at the services: €2.195/L (1 November 2026).

Stations near the exit

StationSaving on 50 LPriceDetour
Longeau-PerceyRue du Vernoy−€0.34€2.149/L+19 km · 22 min
Saints-Geosmes13 rue de l'avenir−€0.73€2.149/L+21 km · 22 min