| Welver to Siran | 1,676.04 mi (2,697.33 km) |
| Welver to Sirnak | 1,931.90 mi (3,109.09 km) |
| Welver to Sirvan | 1,889.47 mi (3,040.81 km) |
| Welver to Sivas | 1,608.96 mi (2,589.38 km) |
| Welver to Sivasli | 1,386.17 mi (2,230.83 km) |
| Welver to Siverek | 1,793.28 mi (2,886.01 km) |
| Welver to Sivrice | 1,760.95 mi (2,833.97 km) |
| Welver to Sivrihisar | 1,406.95 mi (2,264.27 km) |
| Welver to Sogut | 1,328.00 mi (2,137.21 km) |
| Welver to Sogutlu | 1,297.65 mi (2,088.37 km) |
| Welver to Soke | 1,345.01 mi (2,164.58 km) |
| Welver to Solhan | 1,808.89 mi (2,911.12 km) |
| Welver to Soma | 1,275.55 mi (2,052.81 km) |
| Welver to Sorgun | 1,532.56 mi (2,466.42 km) |
| Welver to Suhut | 1,415.25 mi (2,277.63 km) |
