| Arlon to Provadia | 1,117.92 mi (1,799.12 km) |
| Arlon to Radnevo | 1,087.35 mi (1,749.93 km) |
| Arlon to Radomir | 953.93 mi (1,535.21 km) |
| Arlon to Rakitovo | 1,023.76 mi (1,647.58 km) |
| Arlon to Rakovski | 1,047.45 mi (1,685.71 km) |
| Arlon to Razgrad | 1,066.00 mi (1,715.56 km) |
| Arlon to Razlog | 1,003.04 mi (1,614.24 km) |
| Arlon to Ruse | 1,031.61 mi (1,660.21 km) |
| Arlon to Samokov | 987.44 mi (1,589.13 km) |
| Arlon to Sandanski | 1,009.39 mi (1,624.46 km) |
| Arlon to Sevlievo | 1,024.74 mi (1,649.16 km) |
| Arlon to Shumen | 1,092.82 mi (1,758.72 km) |
| Arlon to Silistra | 1,078.33 mi (1,735.40 km) |
| Arlon to Sliven | 1,089.35 mi (1,753.14 km) |
| Arlon to Smolyan | 1,065.80 mi (1,715.24 km) |
