Quick access from the ring road — routes below:
From Rennes St-Jacques Airport: head west on the D834, then the D177 (towards Rennes Centre); at the fifth roundabout, go under the Rocade bridge; Boulevard Jean Mermoz (third roundabout), then Rue Germaine Tillion.
From Paris (350 km): take the E3/E50/N136 ring road towards Brest; exit 8 Porte de St Nazaire; Bd Jean Mermoz; first left onto Rue Germaine Tillion.
From Nantes (100 km): N136 towards Brest; exit 8 Porte de St Nazaire; Boulevard Jean Mermoz; first left onto Rue Germaine Tillion.
From Brest (240 km): Take the N1012, then the E3/E50/N136 towards Nantes/Angers; take exit 8 Porte de St Nazaire; follow Boulevard Jean Mermoz; take the first left onto Rue Germaine Tillion.