| Luxembourg to Popovo | 1,045.44 mi (1,682.47 km) |
| Luxembourg to Provadia | 1,103.01 mi (1,775.13 km) |
| Luxembourg to Radnevo | 1,072.41 mi (1,725.88 km) |
| Luxembourg to Radomir | 939.06 mi (1,511.27 km) |
| Luxembourg to Rakitovo | 1,008.88 mi (1,623.63 km) |
| Luxembourg to Rakovski | 1,032.52 mi (1,661.69 km) |
| Luxembourg to Razgrad | 1,051.08 mi (1,691.56 km) |
| Luxembourg to Razlog | 988.20 mi (1,590.35 km) |
| Luxembourg to Ruse | 1,016.70 mi (1,636.21 km) |
| Luxembourg to Samokov | 972.55 mi (1,565.17 km) |
| Luxembourg to Sandanski | 994.59 mi (1,600.64 km) |
| Luxembourg to Sevlievo | 1,009.80 mi (1,625.11 km) |
| Luxembourg to Shumen | 1,077.90 mi (1,734.71 km) |
| Luxembourg to Silistra | 1,063.48 mi (1,711.51 km) |
| Luxembourg to Sliven | 1,074.41 mi (1,729.10 km) |
