| Chatham to Popovo | 1,315.84 mi (2,117.64 km) |
| Chatham to Provadia | 1,372.41 mi (2,208.69 km) |
| Chatham to Radnevo | 1,345.25 mi (2,164.96 km) |
| Chatham to Radomir | 1,213.54 mi (1,953.01 km) |
| Chatham to Rakitovo | 1,283.30 mi (2,065.27 km) |
| Chatham to Rakovski | 1,306.12 mi (2,102.00 km) |
| Chatham to Razgrad | 1,320.67 mi (2,125.42 km) |
| Chatham to Razlog | 1,262.91 mi (2,032.45 km) |
| Chatham to Ruse | 1,286.18 mi (2,069.90 km) |
| Chatham to Samokov | 1,246.93 mi (2,006.75 km) |
| Chatham to Sandanski | 1,269.44 mi (2,042.96 km) |
| Chatham to Sevlievo | 1,282.10 mi (2,063.34 km) |
| Chatham to Shumen | 1,347.64 mi (2,168.82 km) |
| Chatham to Silistra | 1,330.32 mi (2,140.94 km) |
| Chatham to Sliven | 1,346.19 mi (2,166.48 km) |
