| Estoril to Karditsa | 1,672.80 mi (2,692.11 km) |
| Estoril to Kastoria | 1,628.84 mi (2,621.37 km) |
| Estoril to Katerini | 1,695.23 mi (2,728.21 km) |
| Estoril to Keratsini | 1,780.28 mi (2,865.08 km) |
| Estoril to Kerkyra | 1,564.99 mi (2,518.60 km) |
| Estoril to Kiato | 1,733.43 mi (2,789.69 km) |
| Estoril to Kifisia | 1,789.27 mi (2,879.55 km) |
| Estoril to Kilkis | 1,709.12 mi (2,750.56 km) |
| Estoril to Komotini | 1,840.47 mi (2,961.95 km) |
| Estoril to Korinthos | 1,743.93 mi (2,806.58 km) |
| Estoril to Koropi | 1,794.92 mi (2,888.64 km) |
| Estoril to Korydallos | 1,781.81 mi (2,867.55 km) |
| Estoril to Kos | 1,991.29 mi (3,204.67 km) |
| Estoril to Kozani | 1,657.44 mi (2,667.39 km) |
| Estoril to Lagos | 1,820.45 mi (2,929.73 km) |
