| Kew Green to Popovo | 1,349.67 mi (2,172.09 km) |
| Kew Green to Provadia | 1,406.19 mi (2,263.05 km) |
| Kew Green to Radnevo | 1,379.17 mi (2,219.56 km) |
| Kew Green to Radomir | 1,247.46 mi (2,007.60 km) |
| Kew Green to Rakitovo | 1,317.22 mi (2,119.87 km) |
| Kew Green to Rakovski | 1,340.06 mi (2,156.62 km) |
| Kew Green to Razgrad | 1,354.46 mi (2,179.80 km) |
| Kew Green to Razlog | 1,296.81 mi (2,087.01 km) |
| Kew Green to Ruse | 1,319.97 mi (2,124.28 km) |
| Kew Green to Samokov | 1,280.86 mi (2,061.35 km) |
| Kew Green to Sandanski | 1,303.30 mi (2,097.46 km) |
| Kew Green to Sevlievo | 1,316.01 mi (2,117.92 km) |
| Kew Green to Shumen | 1,381.44 mi (2,223.22 km) |
| Kew Green to Silistra | 1,363.95 mi (2,195.07 km) |
| Kew Green to Sliven | 1,380.08 mi (2,221.03 km) |
