| Flawil to Security-Widefield (Colorado) | 5,231.10 mi (8,418.64 km) |
| Flawil to Sedalia (Missouri) | 4,817.06 mi (7,752.31 km) |
| Flawil to Sedro-Woolley (Washington) | 5,198.62 mi (8,366.37 km) |
| Flawil to Seguin (Texas) | 5,462.43 mi (8,790.94 km) |
| Flawil to Selden (New York) | 3,909.25 mi (6,291.34 km) |
| Flawil to Selma (Alabama) | 4,876.06 mi (7,847.27 km) |
| Flawil to Selma (California) | 5,830.05 mi (9,382.56 km) |
| Flawil to Selma (Texas) | 5,476.22 mi (8,813.13 km) |
| Flawil to Seminole (Florida) | 4,915.81 mi (7,911.23 km) |
| Flawil to Seven Hills (Ohio) | 4,241.31 mi (6,825.72 km) |
| Flawil to Seven Oaks (South Carolina) | 4,551.12 mi (7,324.32 km) |
| Flawil to Severn (Maryland) | 4,135.41 mi (6,655.30 km) |
| Flawil to Severna Park (Maryland) | 4,132.19 mi (6,650.12 km) |
| Flawil to Sevierville (Tennessee) | 4,567.36 mi (7,350.45 km) |
| Flawil to Seymour (Indiana) | 4,519.63 mi (7,273.64 km) |
