| Irthlingborough to Kamen | 355.93 mi (572.81 km) |
| Irthlingborough to Kamenz | 631.88 mi (1,016.91 km) |
| Irthlingborough to Kamp-Lintfort | 309.77 mi (498.52 km) |
| Irthlingborough to Kandel | 445.53 mi (717.02 km) |
| Irthlingborough to Kappeln | 462.02 mi (743.54 km) |
| Irthlingborough to Karben | 430.11 mi (692.19 km) |
| Irthlingborough to Karlsdorf-Neuthard | 456.60 mi (734.83 km) |
| Irthlingborough to Karlsfeld | 603.23 mi (970.81 km) |
| Irthlingborough to Karlsruhe | 456.06 mi (733.96 km) |
| Irthlingborough to Kassel | 437.08 mi (703.41 km) |
| Irthlingborough to Kaufbeuren | 584.07 mi (939.97 km) |
| Irthlingborough to Kaufering | 585.87 mi (942.86 km) |
| Irthlingborough to Kaufungen | 442.70 mi (712.46 km) |
| Irthlingborough to Kehl | 452.31 mi (727.92 km) |
| Irthlingborough to Kelheim | 594.61 mi (956.94 km) |
