| Sintra to Ilawa | 1,701.70 mi (2,738.62 km) |
| Sintra to Imielin | 1,599.08 mi (2,573.47 km) |
| Sintra to Inowroclaw | 1,629.20 mi (2,621.94 km) |
| Sintra to Janow Lubelski | 1,745.55 mi (2,809.19 km) |
| Sintra to Jarocin | 1,576.00 mi (2,536.33 km) |
| Sintra to Jaroslaw | 1,744.35 mi (2,807.26 km) |
| Sintra to Jasien | 1,688.10 mi (2,716.74 km) |
| Sintra to Jaslo | 1,687.59 mi (2,715.92 km) |
| Sintra to Jastrzebie-Zdroj | 1,568.41 mi (2,524.10 km) |
| Sintra to Jawor | 1,498.86 mi (2,412.18 km) |
| Sintra to Jaworzno | 1,602.86 mi (2,579.56 km) |
| Sintra to Jedrzejow | 1,655.21 mi (2,663.80 km) |
| Sintra to Jelcz-Laskowice | 1,543.51 mi (2,484.05 km) |
| Sintra to Jelenia Gora | 1,476.22 mi (2,375.75 km) |
| Sintra to Jozefoslaw | 1,718.88 mi (2,766.28 km) |
