| Boppard to Samsun | 1,504.73 mi (2,421.63 km) |
| Boppard to Sanliurfa | 1,782.40 mi (2,868.50 km) |
| Boppard to Saray | 1,146.15 mi (1,844.55 km) |
| Boppard to Saraykent | 1,534.19 mi (2,469.05 km) |
| Boppard to Saraykoy | 1,349.65 mi (2,172.05 km) |
| Boppard to Sarayonu | 1,469.44 mi (2,364.83 km) |
| Boppard to Sarigol | 1,325.48 mi (2,133.16 km) |
| Boppard to Sarikamis | 1,812.24 mi (2,916.53 km) |
| Boppard to Sarikaya | 1,537.02 mi (2,473.59 km) |
| Boppard to Sarioglan | 1,580.04 mi (2,542.82 km) |
| Boppard to Sariveliler | 1,552.73 mi (2,498.88 km) |
| Boppard to Sariyer | 1,203.98 mi (1,937.62 km) |
| Boppard to Sariz | 1,627.93 mi (2,619.90 km) |
| Boppard to Sarkikaraagac | 1,436.71 mi (2,312.16 km) |
| Boppard to Sarkisla | 1,586.20 mi (2,552.74 km) |
