| Waco to Sinop | 6,519.22 mi (10,491.67 km) |
| Waco to Siran | 6,746.33 mi (10,857.17 km) |
| Waco to Sirnak | 7,000.45 mi (11,266.13 km) |
| Waco to Sirvan | 6,956.16 mi (11,194.86 km) |
| Waco to Sivas | 6,702.95 mi (10,787.35 km) |
| Waco to Sivasli | 6,513.69 mi (10,482.77 km) |
| Waco to Siverek | 6,887.95 mi (11,085.08 km) |
| Waco to Sivrice | 6,849.08 mi (11,022.53 km) |
| Waco to Sivrihisar | 6,531.70 mi (10,511.75 km) |
| Waco to Sogut | 6,454.15 mi (10,386.96 km) |
| Waco to Sogutlu | 6,420.07 mi (10,332.10 km) |
| Waco to Soke | 6,464.50 mi (10,403.61 km) |
| Waco to Solhan | 6,874.78 mi (11,063.89 km) |
| Waco to Soma | 6,401.27 mi (10,301.84 km) |
| Waco to Sorgun | 6,638.93 mi (10,684.33 km) |
