| Detroit to Idar-Oberstein | 4,096.38 mi (6,592.48 km) |
| Detroit to Idstein | 4,114.94 mi (6,622.35 km) |
| Detroit to Illertissen | 4,257.62 mi (6,851.98 km) |
| Detroit to Illingen | 4,098.19 mi (6,595.40 km) |
| Detroit to Ilmenau | 4,197.09 mi (6,754.57 km) |
| Detroit to Ilsede | 4,112.58 mi (6,618.55 km) |
| Detroit to Ilsenburg | 4,145.11 mi (6,670.91 km) |
| Detroit to Ilsfeld | 4,194.54 mi (6,750.46 km) |
| Detroit to Ilvesheim | 4,152.98 mi (6,683.58 km) |
| Detroit to Immenstadt im Allgau | 4,287.40 mi (6,899.91 km) |
| Detroit to Ingelheim | 4,115.44 mi (6,623.16 km) |
| Detroit to Ingolstadt | 4,288.25 mi (6,901.28 km) |
| Detroit to Iserlohn | 4,051.22 mi (6,519.80 km) |
| Detroit to Isernhagen-Sud | 4,094.82 mi (6,589.97 km) |
| Detroit to Ismaning | 4,318.27 mi (6,949.58 km) |
