| Dayton to Hoyo de Manzanares | 4,077.73 mi (6,562.47 km) |
| Dayton to Huelva | 4,042.88 mi (6,506.39 km) |
| Dayton to Huercal de Almeria | 4,272.21 mi (6,875.45 km) |
| Dayton to Huercal-Overa | 4,278.51 mi (6,885.60 km) |
| Dayton to Huesca | 4,186.80 mi (6,738.01 km) |
| Dayton to Huetor Vega | 4,208.87 mi (6,773.52 km) |
| Dayton to Huetor-Tajar | 4,184.40 mi (6,734.14 km) |
| Dayton to Humanes de Madrid | 4,092.62 mi (6,586.44 km) |
| Dayton to Ibi | 4,298.94 mi (6,918.47 km) |
| Dayton to Ibiza | 4,382.05 mi (7,052.23 km) |
| Dayton to Icod de los Vinos | 3,852.68 mi (6,200.29 km) |
| Dayton to Igualada | 4,296.89 mi (6,915.17 km) |
| Dayton to Illescas | 4,096.84 mi (6,593.23 km) |
| Dayton to Inca | 4,421.01 mi (7,114.92 km) |
| Dayton to Ingenio | 3,934.12 mi (6,331.36 km) |
