| Kongsberg to Popovo | 1,325.83 mi (2,133.72 km) |
| Kongsberg to Provadia | 1,363.17 mi (2,193.80 km) |
| Kongsberg to Radnevo | 1,385.01 mi (2,228.96 km) |
| Kongsberg to Radomir | 1,310.35 mi (2,108.80 km) |
| Kongsberg to Rakitovo | 1,367.93 mi (2,201.48 km) |
| Kongsberg to Rakovski | 1,365.77 mi (2,198.00 km) |
| Kongsberg to Razgrad | 1,320.78 mi (2,125.58 km) |
| Kongsberg to Razlog | 1,362.82 mi (2,193.24 km) |
| Kongsberg to Ruse | 1,290.33 mi (2,076.58 km) |
| Kongsberg to Samokov | 1,335.23 mi (2,148.85 km) |
| Kongsberg to Sandanski | 1,379.84 mi (2,220.64 km) |
| Kongsberg to Sevlievo | 1,322.17 mi (2,127.82 km) |
| Kongsberg to Shumen | 1,345.60 mi (2,165.53 km) |
| Kongsberg to Silistra | 1,302.02 mi (2,095.40 km) |
| Kongsberg to Sliven | 1,369.54 mi (2,204.07 km) |
