| Alsdorf to Reinosa | 728.57 mi (1,172.53 km) |
| Alsdorf to Requena | 862.35 mi (1,387.81 km) |
| Alsdorf to Reus | 714.20 mi (1,149.40 km) |
| Alsdorf to Rianxo | 906.16 mi (1,458.33 km) |
| Alsdorf to Ribadeo | 799.29 mi (1,286.33 km) |
| Alsdorf to Rincon de la Victoria | 1,106.38 mi (1,780.55 km) |
| Alsdorf to Ripoll | 628.70 mi (1,011.80 km) |
| Alsdorf to Ripollet | 676.03 mi (1,087.97 km) |
| Alsdorf to Rojales | 946.00 mi (1,522.44 km) |
| Alsdorf to Ronda | 1,126.01 mi (1,812.14 km) |
| Alsdorf to Roquetas de Mar | 1,067.45 mi (1,717.89 km) |
| Alsdorf to Rosas | 612.16 mi (985.18 km) |
| Alsdorf to Rubi | 677.97 mi (1,091.09 km) |
| Alsdorf to Rute | 1,070.77 mi (1,723.23 km) |
| Alsdorf to Sabadell | 673.28 mi (1,083.54 km) |
