| Knokke-Heist to Idstein | 231.17 mi (372.04 km) |
| Knokke-Heist to Illertissen | 371.99 mi (598.66 km) |
| Knokke-Heist to Illingen | 214.39 mi (345.03 km) |
| Knokke-Heist to Ilmenau | 334.72 mi (538.68 km) |
| Knokke-Heist to Ilsede | 301.37 mi (485.01 km) |
| Knokke-Heist to Ilsenburg | 319.33 mi (513.91 km) |
| Knokke-Heist to Ilsfeld | 307.48 mi (494.85 km) |
| Knokke-Heist to Ilvesheim | 265.89 mi (427.91 km) |
| Knokke-Heist to Immenstadt im Allgau | 405.77 mi (653.02 km) |
| Knokke-Heist to Ingelheim | 229.20 mi (368.87 km) |
| Knokke-Heist to Ingolstadt | 402.29 mi (647.43 km) |
| Knokke-Heist to Iserlohn | 188.94 mi (304.08 km) |
| Knokke-Heist to Isernhagen-Sud | 290.07 mi (466.82 km) |
| Knokke-Heist to Ismaning | 431.21 mi (693.97 km) |
| Knokke-Heist to Isny im Allgau | 393.84 mi (633.82 km) |
