| Madrid to Isny im Allgau | 845.50 mi (1,360.70 km) |
| Madrid to Isselburg | 925.04 mi (1,488.71 km) |
| Madrid to Issum | 907.47 mi (1,460.44 km) |
| Madrid to Itzehoe | 1,117.00 mi (1,797.63 km) |
| Madrid to Jena | 1,031.63 mi (1,660.24 km) |
| Madrid to Jever | 1,057.87 mi (1,702.47 km) |
| Madrid to Jork | 1,100.40 mi (1,770.93 km) |
| Madrid to Juchen | 885.26 mi (1,424.69 km) |
| Madrid to Julich | 871.66 mi (1,402.80 km) |
| Madrid to Juterbog | 1,127.62 mi (1,814.74 km) |
| Madrid to Kaarst | 894.63 mi (1,439.77 km) |
| Madrid to Kaiserslautern | 837.17 mi (1,347.30 km) |
| Madrid to Kalkar | 915.43 mi (1,473.23 km) |
| Madrid to Kall | 856.66 mi (1,378.66 km) |
| Madrid to Kaltenkirchen | 1,123.89 mi (1,808.73 km) |
