| Birstonas to Siran | 1,215.47 mi (1,956.10 km) |
| Birstonas to Sirnak | 1,465.08 mi (2,357.81 km) |
| Birstonas to Sirvan | 1,420.77 mi (2,286.51 km) |
| Birstonas to Sivas | 1,189.72 mi (1,914.67 km) |
| Birstonas to Sivasli | 1,144.88 mi (1,842.50 km) |
| Birstonas to Siverek | 1,368.66 mi (2,202.65 km) |
| Birstonas to Sivrice | 1,325.74 mi (2,133.57 km) |
| Birstonas to Sivrihisar | 1,103.68 mi (1,776.20 km) |
| Birstonas to Sogut | 1,047.19 mi (1,685.29 km) |
| Birstonas to Sogutlu | 992.20 mi (1,596.79 km) |
| Birstonas to Soke | 1,175.25 mi (1,891.39 km) |
| Birstonas to Solhan | 1,340.14 mi (2,156.75 km) |
| Birstonas to Soma | 1,078.07 mi (1,734.99 km) |
| Birstonas to Sorgun | 1,145.22 mi (1,843.06 km) |
| Birstonas to Suhut | 1,151.68 mi (1,853.45 km) |
