| Holyhead to Samandag | 2,278.85 mi (3,667.45 km) |
| Holyhead to Samsun | 2,056.08 mi (3,308.94 km) |
| Holyhead to Sanliurfa | 2,341.00 mi (3,767.47 km) |
| Holyhead to Saray | 1,709.06 mi (2,750.47 km) |
| Holyhead to Saraykent | 2,092.00 mi (3,366.74 km) |
| Holyhead to Saraykoy | 1,912.00 mi (3,077.07 km) |
| Holyhead to Sarayonu | 2,032.48 mi (3,270.96 km) |
| Holyhead to Sarigol | 1,887.97 mi (3,038.39 km) |
| Holyhead to Sarikamis | 2,353.30 mi (3,787.27 km) |
| Holyhead to Sarikaya | 2,095.49 mi (3,372.37 km) |
| Holyhead to Sarioglan | 2,138.56 mi (3,441.69 km) |
| Holyhead to Sariveliler | 2,116.05 mi (3,405.45 km) |
| Holyhead to Sariyer | 1,766.47 mi (2,842.86 km) |
| Holyhead to Sariz | 2,187.02 mi (3,519.66 km) |
| Holyhead to Sarkikaraagac | 2,000.04 mi (3,218.76 km) |
