| Delaware to Redondela | 3,738.55 mi (6,016.61 km) |
| Delaware to Reinosa | 3,922.20 mi (6,312.18 km) |
| Delaware to Requena | 4,175.80 mi (6,720.29 km) |
| Delaware to Reus | 4,219.56 mi (6,790.72 km) |
| Delaware to Rianxo | 3,718.69 mi (5,984.66 km) |
| Delaware to Ribadeo | 3,774.67 mi (6,074.74 km) |
| Delaware to Rincon de la Victoria | 4,120.69 mi (6,631.61 km) |
| Delaware to Ripoll | 4,231.95 mi (6,810.67 km) |
| Delaware to Ripollet | 4,254.84 mi (6,847.50 km) |
| Delaware to Rojales | 4,241.89 mi (6,826.66 km) |
| Delaware to Ronda | 4,077.59 mi (6,562.25 km) |
| Delaware to Roquetas de Mar | 4,198.92 mi (6,757.51 km) |
| Delaware to Rosas | 4,273.38 mi (6,877.35 km) |
| Delaware to Rubi | 4,249.37 mi (6,838.71 km) |
| Delaware to Rute | 4,096.16 mi (6,592.13 km) |
