| Slupca to Huelva | 1,586.68 mi (2,553.51 km) |
| Slupca to Huercal de Almeria | 1,450.33 mi (2,334.08 km) |
| Slupca to Huercal-Overa | 1,406.18 mi (2,263.03 km) |
| Slupca to Huesca | 1,103.45 mi (1,775.83 km) |
| Slupca to Huetor Vega | 1,473.38 mi (2,371.17 km) |
| Slupca to Huetor-Tajar | 1,487.28 mi (2,393.54 km) |
| Slupca to Humanes de Madrid | 1,320.01 mi (2,124.35 km) |
| Slupca to Ibi | 1,293.07 mi (2,081.00 km) |
| Slupca to Ibiza | 1,213.67 mi (1,953.22 km) |
| Slupca to Icod de los Vinos | 2,420.06 mi (3,894.70 km) |
| Slupca to Igualada | 1,061.17 mi (1,707.79 km) |
| Slupca to Illescas | 1,327.08 mi (2,135.73 km) |
| Slupca to Inca | 1,122.65 mi (1,806.73 km) |
| Slupca to Ingenio | 2,397.69 mi (3,858.70 km) |
| Slupca to Irun | 1,096.65 mi (1,764.88 km) |
