| Solothurn to Isny im Allgau | 121.59 mi (195.69 km) |
| Solothurn to Isselburg | 322.52 mi (519.05 km) |
| Solothurn to Issum | 302.77 mi (487.26 km) |
| Solothurn to Itzehoe | 471.55 mi (758.88 km) |
| Solothurn to Jena | 315.14 mi (507.16 km) |
| Solothurn to Jever | 439.57 mi (707.42 km) |
| Solothurn to Jork | 446.60 mi (718.74 km) |
| Solothurn to Juchen | 272.40 mi (438.38 km) |
| Solothurn to Julich | 261.48 mi (420.81 km) |
| Solothurn to Juterbog | 412.59 mi (664.00 km) |
| Solothurn to Kaarst | 279.45 mi (449.72 km) |
| Solothurn to Kaiserslautern | 154.32 mi (248.35 km) |
| Solothurn to Kalkar | 317.37 mi (510.75 km) |
| Solothurn to Kall | 234.58 mi (377.52 km) |
| Solothurn to Kaltenkirchen | 469.78 mi (756.04 km) |
