| Portimao to Kamen | 1,273.89 mi (2,050.12 km) |
| Portimao to Kamenz | 1,475.79 mi (2,375.06 km) |
| Portimao to Kamp-Lintfort | 1,235.77 mi (1,988.77 km) |
| Portimao to Kandel | 1,175.75 mi (1,892.18 km) |
| Portimao to Kappeln | 1,491.75 mi (2,400.74 km) |
| Portimao to Karben | 1,245.58 mi (2,004.57 km) |
| Portimao to Karlsdorf-Neuthard | 1,190.26 mi (1,915.53 km) |
| Portimao to Karlsfeld | 1,265.86 mi (2,037.20 km) |
| Portimao to Karlsruhe | 1,179.87 mi (1,898.82 km) |
| Portimao to Kassel | 1,318.44 mi (2,121.83 km) |
| Portimao to Kaufbeuren | 1,220.46 mi (1,964.14 km) |
| Portimao to Kaufering | 1,237.97 mi (1,992.33 km) |
| Portimao to Kaufungen | 1,320.82 mi (2,125.66 km) |
| Portimao to Kehl | 1,140.02 mi (1,834.68 km) |
| Portimao to Kelheim | 1,306.09 mi (2,101.95 km) |
