| Chateaubriant to Popovo | 1,362.13 mi (2,192.14 km) |
| Chateaubriant to Provadia | 1,422.29 mi (2,288.96 km) |
| Chateaubriant to Radnevo | 1,377.49 mi (2,216.85 km) |
| Chateaubriant to Radomir | 1,232.42 mi (1,983.39 km) |
| Chateaubriant to Rakitovo | 1,301.63 mi (2,094.77 km) |
| Chateaubriant to Rakovski | 1,333.09 mi (2,145.41 km) |
| Chateaubriant to Razgrad | 1,370.51 mi (2,205.62 km) |
| Chateaubriant to Razlog | 1,276.40 mi (2,054.17 km) |
| Chateaubriant to Ruse | 1,336.99 mi (2,151.69 km) |
| Chateaubriant to Samokov | 1,266.61 mi (2,038.42 km) |
| Chateaubriant to Sandanski | 1,277.95 mi (2,056.66 km) |
| Chateaubriant to Sevlievo | 1,318.89 mi (2,122.55 km) |
| Chateaubriant to Shumen | 1,396.40 mi (2,247.30 km) |
| Chateaubriant to Silistra | 1,390.51 mi (2,237.81 km) |
| Chateaubriant to Sliven | 1,384.97 mi (2,228.90 km) |
