| Idrija to Kayapinar | 1,446.43 mi (2,327.80 km) |
| Idrija to Kayseri | 1,200.53 mi (1,932.07 km) |
| Idrija to Kemalpasa | 860.21 mi (1,384.38 km) |
| Idrija to Kemer | 1,072.31 mi (1,725.72 km) |
| Idrija to Keskin | 1,080.70 mi (1,739.23 km) |
| Idrija to Kilimli | 939.62 mi (1,512.17 km) |
| Idrija to Kilis | 1,351.45 mi (2,174.95 km) |
| Idrija to Kinik | 828.63 mi (1,333.56 km) |
| Idrija to Kirikkale | 1,070.29 mi (1,722.46 km) |
| Idrija to Kirkagac | 840.38 mi (1,352.46 km) |
| Idrija to Kirklareli | 719.34 mi (1,157.67 km) |
| Idrija to Kirsehir | 1,124.48 mi (1,809.67 km) |
| Idrija to Kizilpinar | 768.62 mi (1,236.97 km) |
| Idrija to Kiziltepe | 1,491.99 mi (2,401.13 km) |
| Idrija to Kocaali | 907.20 mi (1,459.99 km) |
