| Anacortes to Sinop | 6,038.05 mi (9,717.31 km) |
| Anacortes to Siran | 6,209.03 mi (9,992.47 km) |
| Anacortes to Sirnak | 6,424.02 mi (10,338.46 km) |
| Anacortes to Sirvan | 6,382.97 mi (10,272.39 km) |
| Anacortes to Sivas | 6,214.18 mi (10,000.75 km) |
| Anacortes to Sivasli | 6,192.40 mi (9,965.70 km) |
| Anacortes to Siverek | 6,376.05 mi (10,261.26 km) |
| Anacortes to Sivrice | 6,328.89 mi (10,185.36 km) |
| Anacortes to Sivrihisar | 6,158.38 mi (9,910.96 km) |
| Anacortes to Sogut | 6,099.53 mi (9,816.25 km) |
| Anacortes to Sogutlu | 6,046.25 mi (9,730.50 km) |
| Anacortes to Soke | 6,200.87 mi (9,979.34 km) |
| Anacortes to Solhan | 6,311.96 mi (10,158.12 km) |
| Anacortes to Soma | 6,110.66 mi (9,834.16 km) |
| Anacortes to Sorgun | 6,186.55 mi (9,956.28 km) |
