| Watford to Suhut | 1,741.24 mi (2,802.26 km) |
| Watford to Sulakyurt | 1,800.46 mi (2,897.56 km) |
| Watford to Sultanbeyli | 1,581.18 mi (2,544.66 km) |
| Watford to Sultandagi | 1,769.05 mi (2,847.01 km) |
| Watford to Sultanhani | 1,876.65 mi (3,020.18 km) |
| Watford to Sultanhisar | 1,675.83 mi (2,696.99 km) |
| Watford to Suluova | 1,853.78 mi (2,983.38 km) |
| Watford to Sumbas | 2,015.68 mi (3,243.93 km) |
| Watford to Sungurlu | 1,827.94 mi (2,941.78 km) |
| Watford to Surmene | 2,040.24 mi (3,283.45 km) |
| Watford to Suruc | 2,136.45 mi (3,438.28 km) |
| Watford to Susehri | 1,984.59 mi (3,193.90 km) |
| Watford to Susurluk | 1,582.19 mi (2,546.29 km) |
| Watford to Susuz | 2,174.82 mi (3,500.04 km) |
| Watford to Sutculer | 1,806.92 mi (2,907.96 km) |
