| Harker Heights to Imola | 5,591.90 mi (8,999.29 km) |
| Harker Heights to Impruneta | 5,599.50 mi (9,011.53 km) |
| Harker Heights to Induno Olona | 5,417.58 mi (8,718.75 km) |
| Harker Heights to Inverigo | 5,437.45 mi (8,750.73 km) |
| Harker Heights to Inveruno | 5,430.81 mi (8,740.04 km) |
| Harker Heights to Inzago | 5,455.81 mi (8,780.28 km) |
| Harker Heights to Iseo | 5,473.96 mi (8,809.49 km) |
| Harker Heights to Isernia | 5,806.86 mi (9,345.23 km) |
| Harker Heights to Isola Capo Rizzuto | 6,037.83 mi (9,716.95 km) |
| Harker Heights to Isola del Liri | 5,776.09 mi (9,295.72 km) |
| Harker Heights to Isola della Scala | 5,527.45 mi (8,895.57 km) |
| Harker Heights to Isola Vicentina | 5,530.68 mi (8,900.78 km) |
| Harker Heights to Ispica | 6,036.78 mi (9,715.27 km) |
| Harker Heights to Istrana | 5,554.44 mi (8,939.01 km) |
| Harker Heights to Itri | 5,790.74 mi (9,319.30 km) |
