| Estoril to Jozefow | 1,731.93 mi (2,787.28 km) |
| Estoril to Kalisz | 1,597.63 mi (2,571.14 km) |
| Estoril to Kamien Pomorski | 1,548.47 mi (2,492.02 km) |
| Estoril to Kamienna Gora | 1,489.49 mi (2,397.10 km) |
| Estoril to Karczew | 1,731.41 mi (2,786.43 km) |
| Estoril to Kartuzy | 1,680.42 mi (2,704.37 km) |
| Estoril to Katowice | 1,598.20 mi (2,572.05 km) |
| Estoril to Kedzierzyn-Kozle | 1,566.19 mi (2,520.54 km) |
| Estoril to Kepno | 1,580.97 mi (2,544.32 km) |
| Estoril to Ketrzyn | 1,788.21 mi (2,877.84 km) |
| Estoril to Kety | 1,598.56 mi (2,572.64 km) |
| Estoril to Kielce | 1,678.85 mi (2,701.84 km) |
| Estoril to Kielczow | 1,545.04 mi (2,486.50 km) |
| Estoril to Klobuck | 1,609.97 mi (2,591.00 km) |
| Estoril to Klodzko | 1,504.72 mi (2,421.61 km) |
