| Harlingen to Huelva | 1,250.29 mi (2,012.15 km) |
| Harlingen to Huercal de Almeria | 1,187.47 mi (1,911.05 km) |
| Harlingen to Huercal-Overa | 1,146.71 mi (1,845.46 km) |
| Harlingen to Huesca | 809.18 mi (1,302.24 km) |
| Harlingen to Huetor Vega | 1,188.46 mi (1,912.64 km) |
| Harlingen to Huetor-Tajar | 1,194.11 mi (1,921.73 km) |
| Harlingen to Humanes de Madrid | 992.61 mi (1,597.45 km) |
| Harlingen to Ibi | 1,044.76 mi (1,681.37 km) |
| Harlingen to Ibiza | 1,003.64 mi (1,615.20 km) |
| Harlingen to Icod de los Vinos | 2,051.09 mi (3,300.91 km) |
| Harlingen to Igualada | 820.20 mi (1,319.98 km) |
| Harlingen to Illescas | 1,001.47 mi (1,611.70 km) |
| Harlingen to Inca | 937.28 mi (1,508.41 km) |
| Harlingen to Ingenio | 2,043.31 mi (3,288.40 km) |
| Harlingen to Irun | 755.42 mi (1,215.73 km) |
