| Ponca City to Sesena | 4,806.45 mi (7,735.23 km) |
| Ponca City to Sestao | 4,722.87 mi (7,600.73 km) |
| Ponca City to Sevilla | 4,803.48 mi (7,730.46 km) |
| Ponca City to Sevilla La Nueva | 4,782.80 mi (7,697.18 km) |
| Ponca City to Silla | 4,981.50 mi (8,016.95 km) |
| Ponca City to Silleda | 4,513.43 mi (7,263.67 km) |
| Ponca City to Sitges | 5,007.34 mi (8,058.54 km) |
| Ponca City to Socuellamos | 4,876.76 mi (7,848.38 km) |
| Ponca City to Soller | 5,103.31 mi (8,212.99 km) |
| Ponca City to Solsona | 4,965.89 mi (7,991.84 km) |
| Ponca City to Son Servera | 5,137.87 mi (8,268.60 km) |
| Ponca City to Sonseca | 4,809.56 mi (7,740.25 km) |
| Ponca City to Sopelana | 4,721.52 mi (7,598.56 km) |
| Ponca City to Soria | 4,801.42 mi (7,727.14 km) |
| Ponca City to Suances | 4,673.33 mi (7,521.00 km) |
