| Westerville to Sesena | 4,032.67 mi (6,489.96 km) |
| Westerville to Sestao | 3,962.59 mi (6,377.18 km) |
| Westerville to Sevilla | 4,018.04 mi (6,466.41 km) |
| Westerville to Sevilla La Nueva | 4,009.37 mi (6,452.46 km) |
| Westerville to Silla | 4,210.33 mi (6,775.86 km) |
| Westerville to Silleda | 3,742.52 mi (6,023.00 km) |
| Westerville to Sitges | 4,247.07 mi (6,834.99 km) |
| Westerville to Socuellamos | 4,101.61 mi (6,600.91 km) |
| Westerville to Soller | 4,339.03 mi (6,982.99 km) |
| Westerville to Solsona | 4,208.20 mi (6,772.44 km) |
| Westerville to Son Servera | 4,374.27 mi (7,039.71 km) |
| Westerville to Sonseca | 4,034.05 mi (6,492.18 km) |
| Westerville to Sopelana | 3,961.59 mi (6,375.57 km) |
| Westerville to Soria | 4,035.71 mi (6,494.85 km) |
| Westerville to Suances | 3,911.82 mi (6,295.47 km) |
