| Estoril to Rury | 1,764.41 mi (2,839.54 km) |
| Estoril to Rybnik | 1,574.53 mi (2,533.97 km) |
| Estoril to Ryki | 1,748.72 mi (2,814.29 km) |
| Estoril to Rypin | 1,687.13 mi (2,715.18 km) |
| Estoril to Rzeszow | 1,719.79 mi (2,767.73 km) |
| Estoril to Sandomierz | 1,721.42 mi (2,770.35 km) |
| Estoril to Sanok | 1,720.87 mi (2,769.47 km) |
| Estoril to Sedziszow Malopolski | 1,707.55 mi (2,748.03 km) |
| Estoril to Sepolno Krajenskie | 1,627.51 mi (2,619.23 km) |
| Estoril to Sidlice | 1,695.66 mi (2,728.89 km) |
| Estoril to Siechnice | 1,541.17 mi (2,480.28 km) |
| Estoril to Siedlce | 1,774.13 mi (2,855.19 km) |
| Estoril to Siemianowice Slaskie | 1,597.11 mi (2,570.30 km) |
| Estoril to Siemiatycze | 1,803.63 mi (2,902.66 km) |
| Estoril to Sieradz | 1,619.84 mi (2,606.88 km) |
