| Klamath Falls to Sestu | 6,017.88 mi (9,684.84 km) |
| Klamath Falls to Settimo Torinese | 5,647.76 mi (9,089.19 km) |
| Klamath Falls to Seveso | 5,656.82 mi (9,103.78 km) |
| Klamath Falls to Sezze | 6,003.96 mi (9,662.44 km) |
| Klamath Falls to Siano | 6,089.05 mi (9,799.38 km) |
| Klamath Falls to Siena | 5,850.47 mi (9,415.42 km) |
| Klamath Falls to Signa | 5,817.21 mi (9,361.89 km) |
| Klamath Falls to Silea | 5,740.21 mi (9,237.98 km) |
| Klamath Falls to Silvi Paese | 5,970.13 mi (9,608.00 km) |
| Klamath Falls to Sinalunga | 5,867.31 mi (9,442.53 km) |
| Klamath Falls to Siniscola | 5,962.69 mi (9,596.02 km) |
| Klamath Falls to Sinnai | 6,021.03 mi (9,689.91 km) |
| Klamath Falls to Siracusa | 6,327.50 mi (10,183.13 km) |
| Klamath Falls to Solaro | 5,656.98 mi (9,104.03 km) |
| Klamath Falls to Soliera | 5,757.22 mi (9,265.36 km) |
