| Monthey to Serik | 1,397.06 mi (2,248.35 km) |
| Monthey to Serinhisar | 1,288.26 mi (2,073.26 km) |
| Monthey to Serinyol | 1,652.24 mi (2,659.02 km) |
| Monthey to Seydisehir | 1,411.70 mi (2,271.91 km) |
| Monthey to Seyhan | 1,588.72 mi (2,556.80 km) |
| Monthey to Seyitgazi | 1,285.30 mi (2,068.49 km) |
| Monthey to Siirt | 1,866.99 mi (3,004.64 km) |
| Monthey to Sile | 1,180.14 mi (1,899.25 km) |
| Monthey to Silifke | 1,547.31 mi (2,490.16 km) |
| Monthey to Silivri | 1,118.95 mi (1,800.78 km) |
| Monthey to Silopi | 1,915.11 mi (3,082.07 km) |
| Monthey to Simav | 1,218.74 mi (1,961.37 km) |
| Monthey to Sinanpasa | 1,288.92 mi (2,074.32 km) |
| Monthey to Sindirgi | 1,176.08 mi (1,892.72 km) |
| Monthey to Sinop | 1,420.52 mi (2,286.11 km) |
