| Idanha-a-Nova to Saarijarvi | 2,065.96 mi (3,324.83 km) |
| Idanha-a-Nova to Salo | 1,918.16 mi (3,086.99 km) |
| Idanha-a-Nova to Sastamala | 1,949.62 mi (3,137.62 km) |
| Idanha-a-Nova to Savonlinna | 2,135.54 mi (3,436.83 km) |
| Idanha-a-Nova to Seinajoki | 2,007.60 mi (3,230.92 km) |
| Idanha-a-Nova to Siilinjarvi | 2,143.31 mi (3,449.33 km) |
| Idanha-a-Nova to Sipoo | 1,979.85 mi (3,186.26 km) |
| Idanha-a-Nova to Sippola | 2,043.22 mi (3,288.24 km) |
| Idanha-a-Nova to Sodankyla | 2,290.88 mi (3,686.81 km) |
| Idanha-a-Nova to Somero | 1,938.71 mi (3,120.06 km) |
| Idanha-a-Nova to Sotkamo | 2,200.83 mi (3,541.89 km) |
| Idanha-a-Nova to Tampere | 1,978.88 mi (3,184.71 km) |
| Idanha-a-Nova to Tornio | 2,170.70 mi (3,493.40 km) |
| Idanha-a-Nova to Turku | 1,896.48 mi (3,052.08 km) |
| Idanha-a-Nova to Tuusula | 1,975.36 mi (3,179.04 km) |
