| Whitstable to Sinop | 1,721.84 mi (2,771.03 km) |
| Whitstable to Siran | 1,964.18 mi (3,161.05 km) |
| Whitstable to Sirnak | 2,218.67 mi (3,570.60 km) |
| Whitstable to Sirvan | 2,176.82 mi (3,503.25 km) |
| Whitstable to Sivas | 1,892.46 mi (3,045.62 km) |
| Whitstable to Sivasli | 1,644.28 mi (2,646.21 km) |
| Whitstable to Siverek | 2,075.32 mi (3,339.91 km) |
| Whitstable to Sivrice | 2,044.88 mi (3,290.92 km) |
| Whitstable to Sivrihisar | 1,676.09 mi (2,697.40 km) |
| Whitstable to Sogut | 1,595.44 mi (2,567.61 km) |
| Whitstable to Sogutlu | 1,570.20 mi (2,526.99 km) |
| Whitstable to Soke | 1,589.29 mi (2,557.71 km) |
| Whitstable to Solhan | 2,096.88 mi (3,374.60 km) |
| Whitstable to Soma | 1,528.78 mi (2,460.34 km) |
| Whitstable to Sorgun | 1,812.62 mi (2,917.12 km) |
