| Idanha-a-Nova to Serik | 2,069.58 mi (3,330.66 km) |
| Idanha-a-Nova to Serinhisar | 1,959.92 mi (3,154.19 km) |
| Idanha-a-Nova to Serinyol | 2,349.67 mi (3,781.43 km) |
| Idanha-a-Nova to Seydisehir | 2,098.70 mi (3,377.52 km) |
| Idanha-a-Nova to Seyhan | 2,290.39 mi (3,686.03 km) |
| Idanha-a-Nova to Seyitgazi | 2,001.65 mi (3,221.34 km) |
| Idanha-a-Nova to Siirt | 2,613.50 mi (4,206.02 km) |
| Idanha-a-Nova to Sile | 1,921.96 mi (3,093.10 km) |
| Idanha-a-Nova to Silifke | 2,230.35 mi (3,589.40 km) |
| Idanha-a-Nova to Silivri | 1,853.08 mi (2,982.24 km) |
| Idanha-a-Nova to Silopi | 2,656.06 mi (4,274.51 km) |
| Idanha-a-Nova to Simav | 1,918.37 mi (3,087.33 km) |
| Idanha-a-Nova to Sinanpasa | 1,990.01 mi (3,202.61 km) |
| Idanha-a-Nova to Sindirgi | 1,873.74 mi (3,015.50 km) |
| Idanha-a-Nova to Sinop | 2,193.24 mi (3,529.68 km) |
