| Groningen to Reinosa | 859.39 mi (1,383.05 km) |
| Groningen to Requena | 1,015.33 mi (1,634.02 km) |
| Groningen to Reus | 871.27 mi (1,402.17 km) |
| Groningen to Rianxo | 1,015.74 mi (1,634.68 km) |
| Groningen to Ribadeo | 912.21 mi (1,468.06 km) |
| Groningen to Rincon de la Victoria | 1,254.11 mi (2,018.29 km) |
| Groningen to Ripoll | 787.45 mi (1,267.28 km) |
| Groningen to Ripollet | 835.23 mi (1,344.18 km) |
| Groningen to Rojales | 1,101.56 mi (1,772.79 km) |
| Groningen to Ronda | 1,271.04 mi (2,045.55 km) |
| Groningen to Roquetas de Mar | 1,219.72 mi (1,962.96 km) |
| Groningen to Rosas | 772.81 mi (1,243.72 km) |
| Groningen to Rubi | 836.92 mi (1,346.89 km) |
| Groningen to Rute | 1,217.27 mi (1,959.00 km) |
| Groningen to Sabadell | 832.34 mi (1,339.53 km) |
