| Duffel to Reinosa | 691.13 mi (1,112.26 km) |
| Duffel to Requena | 847.01 mi (1,363.13 km) |
| Duffel to Reus | 706.05 mi (1,136.28 km) |
| Duffel to Rianxo | 856.35 mi (1,378.16 km) |
| Duffel to Ribadeo | 750.93 mi (1,208.50 km) |
| Duffel to Rincon de la Victoria | 1,084.20 mi (1,744.86 km) |
| Duffel to Ripoll | 624.59 mi (1,005.18 km) |
| Duffel to Ripollet | 672.91 mi (1,082.94 km) |
| Duffel to Rojales | 934.63 mi (1,504.14 km) |
| Duffel to Ronda | 1,100.95 mi (1,771.81 km) |
| Duffel to Roquetas de Mar | 1,050.93 mi (1,691.30 km) |
| Duffel to Rosas | 613.83 mi (987.87 km) |
| Duffel to Rubi | 674.16 mi (1,084.96 km) |
| Duffel to Rute | 1,047.25 mi (1,685.38 km) |
| Duffel to Sabadell | 669.80 mi (1,077.93 km) |
