| Sleaford to Sucha Beskidzka | 888.39 mi (1,429.73 km) |
| Sleaford to Suchanino | 781.61 mi (1,257.87 km) |
| Sleaford to Sulechow | 675.14 mi (1,086.54 km) |
| Sleaford to Sulecin | 649.53 mi (1,045.32 km) |
| Sleaford to Sulejowek | 907.94 mi (1,461.19 km) |
| Sleaford to Suwalki | 956.86 mi (1,539.92 km) |
| Sleaford to Swarzedz | 731.34 mi (1,176.97 km) |
| Sleaford to Swidnica | 733.25 mi (1,180.05 km) |
| Sleaford to Swidnik | 984.16 mi (1,583.85 km) |
| Sleaford to Swidwin | 667.44 mi (1,074.15 km) |
| Sleaford to Swiebodzice | 726.68 mi (1,169.47 km) |
| Sleaford to Swiecie | 778.18 mi (1,252.35 km) |
| Sleaford to Swiedbodzin | 669.44 mi (1,077.35 km) |
| Sleaford to Swietochlowice | 846.82 mi (1,362.82 km) |
| Sleaford to Swinoujscie | 605.49 mi (974.44 km) |
