| Estoril to Koscian | 1,551.81 mi (2,497.40 km) |
| Estoril to Koscielisko | 1,614.76 mi (2,598.70 km) |
| Estoril to Koscierzyna | 1,665.57 mi (2,680.48 km) |
| Estoril to Kostrzyn | 1,583.01 mi (2,547.61 km) |
| Estoril to Kostrzyn nad Odra | 1,494.58 mi (2,405.30 km) |
| Estoril to Koszalin | 1,605.32 mi (2,583.51 km) |
| Estoril to Kowary | 1,481.77 mi (2,384.68 km) |
| Estoril to Kozienice | 1,732.70 mi (2,788.51 km) |
| Estoril to Kozuchow | 1,501.49 mi (2,416.41 km) |
| Estoril to Kozy | 1,595.03 mi (2,566.95 km) |
| Estoril to Krakow | 1,632.45 mi (2,627.17 km) |
| Estoril to Krapkowice | 1,559.40 mi (2,509.62 km) |
| Estoril to Krasnik | 1,745.55 mi (2,809.20 km) |
| Estoril to Krasnystaw | 1,787.26 mi (2,876.31 km) |
| Estoril to Krosno | 1,702.86 mi (2,740.48 km) |
