| Rockford to Redondela | 3,944.55 mi (6,348.14 km) |
| Rockford to Reinosa | 4,115.72 mi (6,623.61 km) |
| Rockford to Requena | 4,379.71 mi (7,048.46 km) |
| Rockford to Reus | 4,410.89 mi (7,098.65 km) |
| Rockford to Rianxo | 3,923.21 mi (6,313.80 km) |
| Rockford to Ribadeo | 3,971.21 mi (6,391.04 km) |
| Rockford to Rincon de la Victoria | 4,343.84 mi (6,990.74 km) |
| Rockford to Ripoll | 4,415.97 mi (7,106.81 km) |
| Rockford to Ripollet | 4,442.24 mi (7,149.10 km) |
| Rockford to Rojales | 4,451.23 mi (7,163.57 km) |
| Rockford to Ronda | 4,302.55 mi (6,924.28 km) |
| Rockford to Roquetas de Mar | 4,418.23 mi (7,110.45 km) |
| Rockford to Rosas | 4,454.91 mi (7,169.49 km) |
| Rockford to Rubi | 4,437.08 mi (7,140.78 km) |
| Rockford to Rute | 4,316.88 mi (6,947.34 km) |
