| Thornton Heath to Hisarcik | 1,637.87 mi (2,635.90 km) |
| Thornton Heath to Hizan | 2,235.78 mi (3,598.13 km) |
| Thornton Heath to Hopa | 2,064.07 mi (3,321.80 km) |
| Thornton Heath to Huyuk | 1,793.05 mi (2,885.63 km) |
| Thornton Heath to Idil | 2,251.15 mi (3,622.87 km) |
| Thornton Heath to Igdir | 2,234.99 mi (3,596.86 km) |
| Thornton Heath to Ihsaniye | 1,695.94 mi (2,729.35 km) |
| Thornton Heath to Ilic | 2,019.18 mi (3,249.56 km) |
| Thornton Heath to Ilica | 2,107.67 mi (3,391.97 km) |
| Thornton Heath to Incesu | 1,911.71 mi (3,076.60 km) |
| Thornton Heath to Incirliova | 1,642.06 mi (2,642.64 km) |
| Thornton Heath to Inebolu | 1,713.35 mi (2,757.37 km) |
| Thornton Heath to Inegol | 1,612.59 mi (2,595.20 km) |
| Thornton Heath to Ipsala | 1,448.20 mi (2,330.66 km) |
| Thornton Heath to Iskenderun | 2,043.90 mi (3,289.35 km) |
