| Swindon to Ilawa | 903.68 mi (1,454.33 km) |
| Swindon to Imielin | 918.07 mi (1,477.49 km) |
| Swindon to Inowroclaw | 850.61 mi (1,368.93 km) |
| Swindon to Janow Lubelski | 1,045.79 mi (1,683.04 km) |
| Swindon to Jarocin | 822.52 mi (1,323.73 km) |
| Swindon to Jaroslaw | 1,068.62 mi (1,719.78 km) |
| Swindon to Jasien | 864.98 mi (1,392.05 km) |
| Swindon to Jaslo | 1,021.80 mi (1,644.43 km) |
| Swindon to Jastrzebie-Zdroj | 894.07 mi (1,438.86 km) |
| Swindon to Jawor | 775.49 mi (1,248.03 km) |
| Swindon to Jaworzno | 919.16 mi (1,479.25 km) |
| Swindon to Jedrzejow | 956.56 mi (1,539.43 km) |
| Swindon to Jelcz-Laskowice | 824.20 mi (1,326.43 km) |
| Swindon to Jelenia Gora | 757.29 mi (1,218.74 km) |
| Swindon to Jozefoslaw | 971.36 mi (1,563.25 km) |
