| Rennes to Koscielisko | 983.26 mi (1,582.41 km) |
| Rennes to Koscierzyna | 944.06 mi (1,519.31 km) |
| Rennes to Kostrzyn | 882.72 mi (1,420.61 km) |
| Rennes to Kostrzyn nad Odra | 781.90 mi (1,258.34 km) |
| Rennes to Koszalin | 877.41 mi (1,412.05 km) |
| Rennes to Kowary | 805.96 mi (1,297.07 km) |
| Rennes to Kozienice | 1,058.15 mi (1,702.93 km) |
| Rennes to Kozuchow | 806.23 mi (1,297.51 km) |
| Rennes to Kozy | 948.95 mi (1,527.19 km) |
| Rennes to Krakow | 983.80 mi (1,583.28 km) |
| Rennes to Krapkowice | 897.35 mi (1,444.15 km) |
| Rennes to Krasnik | 1,084.29 mi (1,744.99 km) |
| Rennes to Krasnystaw | 1,126.41 mi (1,812.79 km) |
| Rennes to Krosno | 1,065.32 mi (1,714.46 km) |
| Rennes to Krosno Odrzanskie | 789.60 mi (1,270.74 km) |
