| Douarnenez to Siran | 2,191.55 mi (3,526.95 km) |
| Douarnenez to Sirnak | 2,440.07 mi (3,926.91 km) |
| Douarnenez to Sirvan | 2,400.09 mi (3,862.58 km) |
| Douarnenez to Sivas | 2,109.08 mi (3,394.24 km) |
| Douarnenez to Sivasli | 1,816.92 mi (2,924.05 km) |
| Douarnenez to Siverek | 2,286.53 mi (3,679.82 km) |
| Douarnenez to Sivrice | 2,260.83 mi (3,638.46 km) |
| Douarnenez to Sivrihisar | 1,866.97 mi (3,004.59 km) |
| Douarnenez to Sogut | 1,784.91 mi (2,872.54 km) |
| Douarnenez to Sogutlu | 1,769.37 mi (2,847.53 km) |
| Douarnenez to Soke | 1,741.69 mi (2,802.98 km) |
| Douarnenez to Solhan | 2,322.59 mi (3,737.84 km) |
| Douarnenez to Soma | 1,696.47 mi (2,730.20 km) |
| Douarnenez to Sorgun | 2,022.61 mi (3,255.07 km) |
| Douarnenez to Suhut | 1,854.54 mi (2,984.59 km) |
