| Harrow Weald to Redondela | 752.04 mi (1,210.29 km) |
| Harrow Weald to Reinosa | 620.20 mi (998.12 km) |
| Harrow Weald to Requena | 838.07 mi (1,348.74 km) |
| Harrow Weald to Reus | 725.21 mi (1,167.12 km) |
| Harrow Weald to Rianxo | 734.82 mi (1,182.58 km) |
| Harrow Weald to Ribadeo | 638.53 mi (1,027.61 km) |
| Harrow Weald to Rincon de la Victoria | 1,046.63 mi (1,684.39 km) |
| Harrow Weald to Ripoll | 660.45 mi (1,062.89 km) |
| Harrow Weald to Ripollet | 708.22 mi (1,139.77 km) |
| Harrow Weald to Rojales | 934.01 mi (1,503.14 km) |
| Harrow Weald to Ronda | 1,054.08 mi (1,696.37 km) |
| Harrow Weald to Roquetas de Mar | 1,031.38 mi (1,659.84 km) |
| Harrow Weald to Rosas | 666.13 mi (1,072.03 km) |
| Harrow Weald to Rubi | 707.51 mi (1,138.63 km) |
| Harrow Weald to Rute | 1,006.54 mi (1,619.87 km) |
