| Swansea to Oskarshamn | 4,569.53 mi (7,353.94 km) |
| Swansea to Ostersund | 4,294.46 mi (6,911.27 km) |
| Swansea to Oxelosund | 4,534.20 mi (7,297.09 km) |
| Swansea to Ronneby | 4,575.03 mi (7,362.80 km) |
| Swansea to Saffle | 4,391.69 mi (7,067.74 km) |
| Swansea to Sala | 4,470.33 mi (7,194.30 km) |
| Swansea to Saltsjobaden | 4,543.63 mi (7,312.27 km) |
| Swansea to Sandviken | 4,448.55 mi (7,159.24 km) |
| Swansea to Sater | 4,429.40 mi (7,128.44 km) |
| Swansea to Savja | 4,505.71 mi (7,251.24 km) |
| Swansea to Sjobo | 4,546.67 mi (7,317.15 km) |
| Swansea to Skara | 4,434.34 mi (7,136.37 km) |
| Swansea to Skelleftea | 4,395.11 mi (7,073.24 km) |
| Swansea to Skoghall | 4,399.43 mi (7,080.20 km) |
| Swansea to Skovde | 4,447.07 mi (7,156.87 km) |
