| Fergus Falls to Sinop | 5,640.05 mi (9,076.78 km) |
| Fergus Falls to Siran | 5,854.40 mi (9,421.74 km) |
| Fergus Falls to Sirnak | 6,101.70 mi (9,819.73 km) |
| Fergus Falls to Sirvan | 6,057.53 mi (9,748.65 km) |
| Fergus Falls to Sivas | 5,825.07 mi (9,374.54 km) |
| Fergus Falls to Sivasli | 5,687.69 mi (9,153.45 km) |
| Fergus Falls to Siverek | 6,006.54 mi (9,666.59 km) |
| Fergus Falls to Sivrice | 5,964.34 mi (9,598.68 km) |
| Fergus Falls to Sivrihisar | 5,688.02 mi (9,153.99 km) |
| Fergus Falls to Sogut | 5,615.20 mi (9,036.80 km) |
| Fergus Falls to Sogutlu | 5,573.82 mi (8,970.19 km) |
| Fergus Falls to Soke | 5,658.19 mi (9,105.98 km) |
| Fergus Falls to Solhan | 5,977.67 mi (9,620.14 km) |
| Fergus Falls to Soma | 5,583.71 mi (8,986.11 km) |
| Fergus Falls to Sorgun | 5,771.31 mi (9,288.03 km) |
