| Penafiel to Kamen | 1,041.01 mi (1,675.34 km) |
| Penafiel to Kamenz | 1,267.82 mi (2,040.37 km) |
| Penafiel to Kamp-Lintfort | 998.97 mi (1,607.69 km) |
| Penafiel to Kandel | 967.06 mi (1,556.33 km) |
| Penafiel to Kappeln | 1,247.66 mi (2,007.92 km) |
| Penafiel to Karben | 1,028.20 mi (1,654.73 km) |
| Penafiel to Karlsdorf-Neuthard | 982.53 mi (1,581.22 km) |
| Penafiel to Karlsfeld | 1,079.76 mi (1,737.71 km) |
| Penafiel to Karlsruhe | 972.86 mi (1,565.66 km) |
| Penafiel to Kassel | 1,094.72 mi (1,761.79 km) |
| Penafiel to Kaufbeuren | 1,035.26 mi (1,666.09 km) |
| Penafiel to Kaufering | 1,051.34 mi (1,691.96 km) |
| Penafiel to Kaufungen | 1,097.83 mi (1,766.79 km) |
| Penafiel to Kehl | 935.11 mi (1,504.92 km) |
| Penafiel to Kelheim | 1,113.60 mi (1,792.16 km) |
