| Cerkno to Ilawa | 572.19 mi (920.85 km) |
| Cerkno to Imielin | 366.74 mi (590.22 km) |
| Cerkno to Inowroclaw | 498.60 mi (802.41 km) |
| Cerkno to Janow Lubelski | 499.21 mi (803.40 km) |
| Cerkno to Jarocin | 433.43 mi (697.53 km) |
| Cerkno to Jaroslaw | 482.36 mi (776.29 km) |
| Cerkno to Jasien | 601.90 mi (968.67 km) |
| Cerkno to Jaslo | 426.77 mi (686.83 km) |
| Cerkno to Jastrzebie-Zdroj | 338.57 mi (544.88 km) |
| Cerkno to Jawor | 354.68 mi (570.80 km) |
| Cerkno to Jaworzno | 371.95 mi (598.59 km) |
| Cerkno to Jedrzejow | 424.78 mi (683.62 km) |
| Cerkno to Jelcz-Laskowice | 371.64 mi (598.09 km) |
| Cerkno to Jelenia Gora | 339.40 mi (546.21 km) |
| Cerkno to Jozefoslaw | 521.09 mi (838.61 km) |
