| Flagstaff to Sonneberg | 5,577.08 mi (8,975.44 km) |
| Flagstaff to Sonsbeck | 5,367.02 mi (8,637.38 km) |
| Flagstaff to Sonthofen | 5,689.22 mi (9,155.92 km) |
| Flagstaff to Spaichingen | 5,611.22 mi (9,030.39 km) |
| Flagstaff to Spelle | 5,365.59 mi (8,635.08 km) |
| Flagstaff to Spenge | 5,407.91 mi (8,703.20 km) |
| Flagstaff to Speyer | 5,541.21 mi (8,917.71 km) |
| Flagstaff to Spiesen-Elversberg | 5,499.05 mi (8,849.87 km) |
| Flagstaff to Spremberg | 5,610.88 mi (9,029.83 km) |
| Flagstaff to Springe | 5,436.34 mi (8,748.94 km) |
| Flagstaff to Sprockhovel | 5,405.97 mi (8,700.07 km) |
| Flagstaff to Stade | 5,367.26 mi (8,637.77 km) |
| Flagstaff to Stadtallendorf | 5,486.86 mi (8,830.25 km) |
| Flagstaff to Stadthagen | 5,420.75 mi (8,723.85 km) |
| Flagstaff to Stadtlohn | 5,366.04 mi (8,635.81 km) |
