| Niederkassel to Samsun | 1,537.99 mi (2,475.16 km) |
| Niederkassel to Sanliurfa | 1,818.55 mi (2,926.67 km) |
| Niederkassel to Saray | 1,185.25 mi (1,907.47 km) |
| Niederkassel to Saraykent | 1,569.92 mi (2,526.55 km) |
| Niederkassel to Saraykoy | 1,391.51 mi (2,239.42 km) |
| Niederkassel to Sarayonu | 1,508.71 mi (2,428.04 km) |
| Niederkassel to Sarigol | 1,367.24 mi (2,200.36 km) |
| Niederkassel to Sarikamis | 1,842.69 mi (2,965.53 km) |
| Niederkassel to Sarikaya | 1,573.06 mi (2,531.59 km) |
| Niederkassel to Sarioglan | 1,616.11 mi (2,600.88 km) |
| Niederkassel to Sariveliler | 1,593.19 mi (2,564.00 km) |
| Niederkassel to Sariyer | 1,242.56 mi (1,999.71 km) |
| Niederkassel to Sariz | 1,664.29 mi (2,678.41 km) |
| Niederkassel to Sarkikaraagac | 1,476.84 mi (2,376.75 km) |
| Niederkassel to Sarkisla | 1,621.71 mi (2,609.90 km) |
