| Ponca City to Hoyo de Manzanares | 4,779.14 mi (7,691.28 km) |
| Ponca City to Huelva | 4,757.85 mi (7,657.02 km) |
| Ponca City to Huercal de Almeria | 4,982.76 mi (8,018.98 km) |
| Ponca City to Huercal-Overa | 4,987.07 mi (8,025.92 km) |
| Ponca City to Huesca | 4,877.42 mi (7,849.44 km) |
| Ponca City to Huetor Vega | 4,920.16 mi (7,918.24 km) |
| Ponca City to Huetor-Tajar | 4,896.17 mi (7,879.62 km) |
| Ponca City to Humanes de Madrid | 4,795.20 mi (7,717.14 km) |
| Ponca City to Ibi | 5,001.94 mi (8,049.84 km) |
| Ponca City to Ibiza | 5,081.02 mi (8,177.11 km) |
| Ponca City to Icod de los Vinos | 4,580.78 mi (7,372.05 km) |
| Ponca City to Igualada | 4,986.10 mi (8,024.35 km) |
| Ponca City to Illescas | 4,799.88 mi (7,724.66 km) |
| Ponca City to Inca | 5,114.74 mi (8,231.38 km) |
| Ponca City to Ingenio | 4,662.33 mi (7,503.30 km) |
