| Head southeast | 90 m |
| Turn left | 300 m |
| Make a sharp right | 45 m |
| Continue slightly right onto Rue de la Tour | 250 m |
| Enter the traffic circle and take the 2nd exit onto Avenue de Frémiou (M 85) | 45 m |
| Exit the traffic circle onto Avenue de Frémiou (M 85) | 350 m |
| Enter the traffic circle and take the 2nd exit onto Rue Charles Lindbergh (M 85) | 50 m |
| Exit the traffic circle onto Rue Charles Lindbergh (M 85) | 600 m |
| Enter Rond-Point Charles Lindbergh and take the 3rd exit onto Rue de l'Aviation (M 85) | 55 m |
| Exit the traffic circle onto Rue de l'Aviation (M 85) | 150 m |
| Enter Rond-Point Clément Ader and take the 1st exit onto Route de Château-Bougon (M 85) | 9 m |
| Exit the traffic circle onto Route de Château-Bougon (M 85) | 1.5 km |
| Enter Rond-Point de Grand Lieu and take the 2nd exit towards Périphérique Ouest | 35 m |
| Exit the traffic circle towards Périphérique Ouest | 200 m |
| Enter Rond-Point de la Neustrie and take the 1st exit towards Périphérique Ouest | 9 m |
| Exit the traffic circle towards Périphérique Ouest | 70 m |
| Continue towards Périphérique Ouest | 150 m |
| Merge left onto N 844 | 7 km |
| Take the ramp towards Vannes | 350 m |
| Enter Rond-Point de la Porte d'Armor and take the 4th exit towards Vannes | 200 m |
| Exit the traffic circle towards Vannes | 6 km |
| Merge left onto Voie Express de Nantes à Brest (N 165) | 20 km |
| Keep right towards N 171: Saint-Nazaire | 1 km |
| Continue onto N 171 | 20 km |
| Keep left towards La Rochelle | 600 m |
| Enter the traffic circle and take the 2nd exit | 70 m |
| Exit the traffic circle | 600 m |
| Enter the traffic circle and take the 2nd exit | 50 m |
| Exit the traffic circle | 600 m |
| Enter the traffic circle and take the 1st exit | 70 m |
| Exit the traffic circle | 250 m |
| Enter the traffic circle and take the 2nd exit onto Boulevard de l'Atlantique | 80 m |
| Exit the traffic circle onto Boulevard de l'Atlantique | 400 m |
| Continue onto Pont de la Matte | 150 m |
| Keep left onto Avenue de la République | 70 m |
| Turn left onto Rue de la Ville-Halluard | 55 m |
| Turn right onto Rue de l'Île-de-France | 200 m |
| Continue onto Rue d'Anjou | 700 m |
| Turn right onto Rue d'Anjou | 350 m |
| Turn right onto Avenue Général de Gaulle | 150 m |
| Turn left onto Place François Blancho | 150 m |
| Turn right | 100 m |
| You have arrived at your destination, on the right | 0 m |