| Tulcea to Reinosa | 1,629.99 mi (2,623.22 km) |
| Tulcea to Requena | 1,567.34 mi (2,522.38 km) |
| Tulcea to Reus | 1,415.60 mi (2,278.18 km) |
| Tulcea to Rianxo | 1,863.33 mi (2,998.73 km) |
| Tulcea to Ribadeo | 1,759.55 mi (2,831.72 km) |
| Tulcea to Rincon de la Victoria | 1,808.11 mi (2,909.87 km) |
| Tulcea to Ripoll | 1,339.01 mi (2,154.93 km) |
| Tulcea to Ripollet | 1,356.37 mi (2,182.86 km) |
| Tulcea to Rojales | 1,591.17 mi (2,560.75 km) |
| Tulcea to Ronda | 1,850.04 mi (2,977.35 km) |
| Tulcea to Roquetas de Mar | 1,726.02 mi (2,777.76 km) |
| Tulcea to Rosas | 1,289.74 mi (2,075.64 km) |
| Tulcea to Rubi | 1,362.53 mi (2,192.79 km) |
| Tulcea to Rute | 1,792.22 mi (2,884.30 km) |
| Tulcea to Sabadell | 1,357.60 mi (2,184.84 km) |
