| Delaware to Isny im Allgau | 4,369.31 mi (7,031.72 km) |
| Delaware to Isselburg | 4,089.89 mi (6,582.04 km) |
| Delaware to Issum | 4,097.61 mi (6,594.47 km) |
| Delaware to Itzehoe | 4,135.06 mi (6,654.74 km) |
| Delaware to Jena | 4,313.13 mi (6,941.31 km) |
| Delaware to Jever | 4,087.94 mi (6,578.91 km) |
| Delaware to Jork | 4,153.82 mi (6,684.93 km) |
| Delaware to Juchen | 4,114.63 mi (6,621.85 km) |
| Delaware to Julich | 4,114.87 mi (6,622.25 km) |
| Delaware to Juterbog | 4,329.80 mi (6,968.13 km) |
| Delaware to Kaarst | 4,115.32 mi (6,622.96 km) |
| Delaware to Kaiserslautern | 4,218.49 mi (6,789.01 km) |
| Delaware to Kalkar | 4,086.26 mi (6,576.20 km) |
| Delaware to Kall | 4,134.32 mi (6,653.55 km) |
| Delaware to Kaltenkirchen | 4,153.77 mi (6,684.85 km) |
