| Boom to Reinosa | 686.13 mi (1,104.22 km) |
| Boom to Requena | 843.64 mi (1,357.70 km) |
| Boom to Reus | 703.32 mi (1,131.89 km) |
| Boom to Rianxo | 850.50 mi (1,368.75 km) |
| Boom to Ribadeo | 745.19 mi (1,199.27 km) |
| Boom to Rincon de la Victoria | 1,080.24 mi (1,738.48 km) |
| Boom to Ripoll | 622.25 mi (1,001.41 km) |
| Boom to Ripollet | 670.62 mi (1,079.26 km) |
| Boom to Rojales | 931.55 mi (1,499.19 km) |
| Boom to Ronda | 1,096.77 mi (1,765.08 km) |
| Boom to Roquetas de Mar | 1,047.41 mi (1,685.65 km) |
| Boom to Rosas | 611.99 mi (984.91 km) |
| Boom to Rubi | 671.82 mi (1,081.19 km) |
| Boom to Rute | 1,043.19 mi (1,678.85 km) |
| Boom to Sabadell | 667.48 mi (1,074.21 km) |
