| Boom to Siran | 1,818.44 mi (2,926.50 km) |
| Boom to Sirnak | 2,073.04 mi (3,336.24 km) |
| Boom to Sirvan | 2,031.14 mi (3,268.80 km) |
| Boom to Sivas | 1,747.15 mi (2,811.76 km) |
| Boom to Sivasli | 1,504.06 mi (2,420.56 km) |
| Boom to Siverek | 1,930.24 mi (3,106.42 km) |
| Boom to Sivrice | 1,899.54 mi (3,057.01 km) |
| Boom to Sivrihisar | 1,533.26 mi (2,467.55 km) |
| Boom to Sogut | 1,452.93 mi (2,338.27 km) |
| Boom to Sogutlu | 1,426.60 mi (2,295.89 km) |
| Boom to Soke | 1,452.78 mi (2,338.03 km) |
| Boom to Solhan | 1,951.15 mi (3,140.07 km) |
| Boom to Soma | 1,389.71 mi (2,236.52 km) |
| Boom to Sorgun | 1,667.77 mi (2,684.02 km) |
| Boom to Suhut | 1,535.77 mi (2,471.59 km) |
