| Saint-Herblain to Popovo | 1,373.86 mi (2,211.01 km) |
| Saint-Herblain to Provadia | 1,434.33 mi (2,308.32 km) |
| Saint-Herblain to Radnevo | 1,387.30 mi (2,232.64 km) |
| Saint-Herblain to Radomir | 1,240.91 mi (1,997.06 km) |
| Saint-Herblain to Rakitovo | 1,309.81 mi (2,107.93 km) |
| Saint-Herblain to Rakovski | 1,342.33 mi (2,160.28 km) |
| Saint-Herblain to Razgrad | 1,382.68 mi (2,225.22 km) |
| Saint-Herblain to Razlog | 1,284.00 mi (2,066.40 km) |
| Saint-Herblain to Ruse | 1,349.40 mi (2,171.64 km) |
| Saint-Herblain to Samokov | 1,275.09 mi (2,052.06 km) |
| Saint-Herblain to Sandanski | 1,284.86 mi (2,067.79 km) |
| Saint-Herblain to Sevlievo | 1,329.49 mi (2,139.61 km) |
| Saint-Herblain to Shumen | 1,408.36 mi (2,266.54 km) |
| Saint-Herblain to Silistra | 1,403.99 mi (2,259.50 km) |
| Saint-Herblain to Sliven | 1,395.64 mi (2,246.06 km) |
