| Cortland to Popovo | 4,804.55 mi (7,732.18 km) |
| Cortland to Provadia | 4,858.09 mi (7,818.34 km) |
| Cortland to Radnevo | 4,839.49 mi (7,788.41 km) |
| Cortland to Radomir | 4,710.75 mi (7,581.22 km) |
| Cortland to Rakitovo | 4,780.44 mi (7,693.37 km) |
| Cortland to Rakovski | 4,802.00 mi (7,728.07 km) |
| Cortland to Razgrad | 4,807.32 mi (7,736.64 km) |
| Cortland to Razlog | 4,760.19 mi (7,660.78 km) |
| Cortland to Ruse | 4,772.90 mi (7,681.24 km) |
| Cortland to Samokov | 4,744.04 mi (7,634.80 km) |
| Cortland to Sandanski | 4,766.48 mi (7,670.90 km) |
| Cortland to Sevlievo | 4,775.41 mi (7,685.28 km) |
| Cortland to Shumen | 4,834.45 mi (7,780.29 km) |
| Cortland to Silistra | 4,809.71 mi (7,740.48 km) |
| Cortland to Sliven | 4,838.04 mi (7,786.07 km) |
