| Klamath Falls to Superior (Colorado) | 878.28 mi (1,413.45 km) |
| Klamath Falls to Superior (Wisconsin) | 1,487.28 mi (2,393.55 km) |
| Klamath Falls to Surprise (Arizona) | 777.49 mi (1,251.25 km) |
| Klamath Falls to Susanville (California) | 138.15 mi (222.33 km) |
| Klamath Falls to Sussex (Wisconsin) | 1,694.10 mi (2,726.39 km) |
| Klamath Falls to Suwanee (Georgia) | 2,106.76 mi (3,390.50 km) |
| Klamath Falls to Swansea (Illinois) | 1,682.19 mi (2,707.22 km) |
| Klamath Falls to Sweetwater (Florida) | 2,596.73 mi (4,179.03 km) |
| Klamath Falls to Sweetwater (Texas) | 1,347.66 mi (2,168.85 km) |
| Klamath Falls to Sycamore (Illinois) | 1,685.63 mi (2,712.76 km) |
| Klamath Falls to Sylacauga (Alabama) | 2,022.87 mi (3,255.50 km) |
| Klamath Falls to Sylvania (Ohio) | 1,939.50 mi (3,121.32 km) |
| Klamath Falls to Syosset (New York) | 2,465.42 mi (3,967.70 km) |
| Klamath Falls to Syracuse (New York) | 2,291.31 mi (3,687.51 km) |
| Klamath Falls to Syracuse (Utah) | 506.85 mi (815.70 km) |
