| Lappeenranta to Siran | 1,515.38 mi (2,438.77 km) |
| Lappeenranta to Sirnak | 1,740.60 mi (2,801.23 km) |
| Lappeenranta to Sirvan | 1,697.98 mi (2,732.63 km) |
| Lappeenranta to Sivas | 1,520.16 mi (2,446.46 km) |
| Lappeenranta to Sivasli | 1,561.70 mi (2,513.31 km) |
| Lappeenranta to Siverek | 1,681.58 mi (2,706.23 km) |
| Lappeenranta to Sivrice | 1,634.66 mi (2,630.73 km) |
| Lappeenranta to Sivrihisar | 1,500.43 mi (2,414.71 km) |
| Lappeenranta to Sogut | 1,456.76 mi (2,344.43 km) |
| Lappeenranta to Sogutlu | 1,396.76 mi (2,247.87 km) |
| Lappeenranta to Soke | 1,611.32 mi (2,593.17 km) |
| Lappeenranta to Solhan | 1,623.42 mi (2,612.64 km) |
| Lappeenranta to Soma | 1,511.85 mi (2,433.09 km) |
| Lappeenranta to Sorgun | 1,498.41 mi (2,411.46 km) |
| Lappeenranta to Suhut | 1,560.38 mi (2,511.19 km) |
