| Staines-upon-Thames to Ilawa | 854.29 mi (1,374.84 km) |
| Staines-upon-Thames to Imielin | 863.81 mi (1,390.17 km) |
| Staines-upon-Thames to Inowroclaw | 799.70 mi (1,286.99 km) |
| Staines-upon-Thames to Janow Lubelski | 992.48 mi (1,597.24 km) |
| Staines-upon-Thames to Jarocin | 770.17 mi (1,239.47 km) |
| Staines-upon-Thames to Jaroslaw | 1,014.72 mi (1,633.04 km) |
| Staines-upon-Thames to Jasien | 817.25 mi (1,315.23 km) |
| Staines-upon-Thames to Jaslo | 967.54 mi (1,557.11 km) |
| Staines-upon-Thames to Jastrzebie-Zdroj | 839.59 mi (1,351.19 km) |
| Staines-upon-Thames to Jawor | 721.75 mi (1,161.54 km) |
| Staines-upon-Thames to Jaworzno | 864.97 mi (1,392.03 km) |
| Staines-upon-Thames to Jedrzejow | 902.88 mi (1,453.05 km) |
| Staines-upon-Thames to Jelcz-Laskowice | 770.57 mi (1,240.12 km) |
| Staines-upon-Thames to Jelenia Gora | 703.32 mi (1,131.88 km) |
| Staines-upon-Thames to Jozefoslaw | 919.52 mi (1,479.83 km) |
