| Fiumicino to Sestao | 781.98 mi (1,258.48 km) |
| Fiumicino to Sevilla | 1,018.30 mi (1,638.79 km) |
| Fiumicino to Sevilla La Nueva | 851.61 mi (1,370.53 km) |
| Fiumicino to Silla | 683.43 mi (1,099.87 km) |
| Fiumicino to Silleda | 1,046.44 mi (1,684.08 km) |
| Fiumicino to Sitges | 540.60 mi (870.01 km) |
| Fiumicino to Socuellamos | 806.34 mi (1,297.68 km) |
| Fiumicino to Soller | 517.34 mi (832.58 km) |
| Fiumicino to Solsona | 551.10 mi (886.91 km) |
| Fiumicino to Son Servera | 487.65 mi (784.79 km) |
| Fiumicino to Sonseca | 857.90 mi (1,380.66 km) |
| Fiumicino to Sopelana | 780.90 mi (1,256.73 km) |
| Fiumicino to Soria | 756.63 mi (1,217.67 km) |
| Fiumicino to Suances | 834.75 mi (1,343.41 km) |
| Fiumicino to Sueca | 681.91 mi (1,097.43 km) |
