| Idaho Falls to Sonneberg | 5,109.93 mi (8,223.64 km) |
| Idaho Falls to Sonsbeck | 4,907.99 mi (7,898.64 km) |
| Idaho Falls to Sonthofen | 5,236.28 mi (8,426.97 km) |
| Idaho Falls to Spaichingen | 5,160.73 mi (8,305.39 km) |
| Idaho Falls to Spelle | 4,900.33 mi (7,886.31 km) |
| Idaho Falls to Spenge | 4,940.93 mi (7,951.65 km) |
| Idaho Falls to Speyer | 5,086.28 mi (8,185.58 km) |
| Idaho Falls to Spiesen-Elversberg | 5,048.01 mi (8,123.99 km) |
| Idaho Falls to Spremberg | 5,130.25 mi (8,256.33 km) |
| Idaho Falls to Springe | 4,966.16 mi (7,992.26 km) |
| Idaho Falls to Sprockhovel | 4,945.60 mi (7,959.17 km) |
| Idaho Falls to Stade | 4,891.70 mi (7,872.43 km) |
| Idaho Falls to Stadtallendorf | 5,023.83 mi (8,085.07 km) |
| Idaho Falls to Stadthagen | 4,951.04 mi (7,967.94 km) |
| Idaho Falls to Stadtlohn | 4,903.87 mi (7,892.01 km) |
