| Klamath Falls to Sesena | 5,557.15 mi (8,943.37 km) |
| Klamath Falls to Sestao | 5,414.86 mi (8,714.37 km) |
| Klamath Falls to Sevilla | 5,621.61 mi (9,047.11 km) |
| Klamath Falls to Sevilla La Nueva | 5,532.97 mi (8,904.46 km) |
| Klamath Falls to Silla | 5,709.67 mi (9,188.83 km) |
| Klamath Falls to Silleda | 5,265.80 mi (8,474.49 km) |
| Klamath Falls to Sitges | 5,682.79 mi (9,145.57 km) |
| Klamath Falls to Socuellamos | 5,630.93 mi (9,062.10 km) |
| Klamath Falls to Soller | 5,791.56 mi (9,320.62 km) |
| Klamath Falls to Solsona | 5,632.51 mi (9,064.64 km) |
| Klamath Falls to Son Servera | 5,820.99 mi (9,367.98 km) |
| Klamath Falls to Sonseca | 5,569.17 mi (8,962.71 km) |
| Klamath Falls to Sopelana | 5,412.08 mi (8,709.91 km) |
| Klamath Falls to Soria | 5,513.15 mi (8,872.56 km) |
| Klamath Falls to Suances | 5,373.57 mi (8,647.93 km) |
