| Cities | Distance |
|---|---|
| Heiloo to Idar-Oberstein | 229.08 mi (368.67 km) |
| Heiloo to Idstein | 224.74 mi (361.69 km) |
| Heiloo to Illertissen | 383.92 mi (617.86 km) |
| Heiloo to Illingen | 244.77 mi (393.92 km) |
| Heiloo to Ilmenau | 296.95 mi (477.89 km) |
| Heiloo to Ilsede | 231.37 mi (372.36 km) |
| Heiloo to Ilsenburg | 257.44 mi (414.30 km) |
| Heiloo to Ilsfeld | 315.01 mi (506.96 km) |
| Heiloo to Ilvesheim | 273.21 mi (439.68 km) |
| Heiloo to Immenstadt im Allgau | 424.47 mi (683.11 km) |
| Heiloo to Ingelheim | 231.74 mi (372.96 km) |
| Heiloo to Ingolstadt | 395.34 mi (636.24 km) |
| Heiloo to Iserlohn | 151.04 mi (243.08 km) |
| Heiloo to Isernhagen-Sud | 216.39 mi (348.25 km) |
| Heiloo to Ismaning | 429.88 mi (691.83 km) |