| Irun to Klaukkala | 1,612.27 mi (2,594.70 km) |
| Irun to Kokkola | 1,722.57 mi (2,772.20 km) |
| Irun to Kontiolahti | 1,842.89 mi (2,965.85 km) |
| Irun to Korsholm | 1,655.51 mi (2,664.28 km) |
| Irun to Kotka | 1,677.96 mi (2,700.42 km) |
| Irun to Kouvola | 1,686.00 mi (2,713.36 km) |
| Irun to Kuhmo | 1,885.59 mi (3,034.57 km) |
| Irun to Kuopio | 1,790.49 mi (2,881.51 km) |
| Irun to Kurikka | 1,648.42 mi (2,652.88 km) |
| Irun to Kuusamo | 1,952.80 mi (3,142.73 km) |
| Irun to Kuusankoski | 1,685.24 mi (2,712.13 km) |
| Irun to Lahti | 1,661.00 mi (2,673.12 km) |
| Irun to Laitila | 1,551.77 mi (2,497.34 km) |
| Irun to Lapinlahti | 1,802.10 mi (2,900.20 km) |
| Irun to Lappeenranta | 1,735.33 mi (2,792.75 km) |
