| Estoril to Kobarid | 1,275.60 mi (2,052.89 km) |
| Estoril to Kobilje | 1,412.95 mi (2,273.92 km) |
| Estoril to Kocevje | 1,325.05 mi (2,132.47 km) |
| Estoril to Komen | 1,275.84 mi (2,053.27 km) |
| Estoril to Komenda | 1,319.22 mi (2,123.09 km) |
| Estoril to Koper | 1,270.57 mi (2,044.79 km) |
| Estoril to Kostanjevica na Krki | 1,354.72 mi (2,180.21 km) |
| Estoril to Kostel | 1,325.46 mi (2,133.12 km) |
| Estoril to Kozje | 1,364.47 mi (2,195.90 km) |
| Estoril to Kranj | 1,311.71 mi (2,111.00 km) |
| Estoril to Kranjska Gora | 1,289.75 mi (2,075.66 km) |
| Estoril to Krizevci | 1,399.21 mi (2,251.81 km) |
| Estoril to Krsko | 1,359.02 mi (2,187.14 km) |
| Estoril to Kuzma | 1,401.12 mi (2,254.88 km) |
| Estoril to Lasko | 1,350.84 mi (2,173.96 km) |
