| Sieradz to Hizan | 1,470.45 mi (2,366.46 km) |
| Sieradz to Hopa | 1,280.21 mi (2,060.30 km) |
| Sieradz to Huyuk | 1,130.45 mi (1,819.29 km) |
| Sieradz to Idil | 1,495.94 mi (2,407.49 km) |
| Sieradz to Igdir | 1,450.49 mi (2,334.33 km) |
| Sieradz to Ihsaniye | 1,034.11 mi (1,664.24 km) |
| Sieradz to Ilic | 1,266.98 mi (2,039.01 km) |
| Sieradz to Ilica | 1,335.97 mi (2,150.04 km) |
| Sieradz to Incesu | 1,197.06 mi (1,926.48 km) |
| Sieradz to Incirliova | 1,045.04 mi (1,681.83 km) |
| Sieradz to Inebolu | 969.45 mi (1,560.17 km) |
| Sieradz to Inegol | 947.38 mi (1,524.65 km) |
| Sieradz to Ipsala | 821.89 mi (1,322.71 km) |
| Sieradz to Iskenderun | 1,343.30 mi (2,161.84 km) |
| Sieradz to Islahiye | 1,332.85 mi (2,145.01 km) |
