| Sintra to Rury | 1,759.80 mi (2,832.12 km) |
| Sintra to Rybnik | 1,569.98 mi (2,526.65 km) |
| Sintra to Ryki | 1,744.01 mi (2,806.71 km) |
| Sintra to Rypin | 1,682.08 mi (2,707.05 km) |
| Sintra to Rzeszow | 1,715.39 mi (2,760.65 km) |
| Sintra to Sandomierz | 1,716.88 mi (2,763.05 km) |
| Sintra to Sanok | 1,716.57 mi (2,762.55 km) |
| Sintra to Sedziszow Malopolski | 1,703.13 mi (2,740.92 km) |
| Sintra to Sepolno Krajenskie | 1,622.31 mi (2,610.86 km) |
| Sintra to Sidlice | 1,690.37 mi (2,720.39 km) |
| Sintra to Siechnice | 1,536.37 mi (2,472.55 km) |
| Sintra to Siedlce | 1,769.34 mi (2,847.48 km) |
| Sintra to Siemianowice Slaskie | 1,592.54 mi (2,562.95 km) |
| Sintra to Siemiatycze | 1,798.82 mi (2,894.92 km) |
| Sintra to Sieradz | 1,615.01 mi (2,599.10 km) |
