| Irthlingborough to Sarkisla | 1,965.72 mi (3,163.52 km) |
| Irthlingborough to Saruhanli | 1,639.19 mi (2,638.03 km) |
| Irthlingborough to Sason | 2,215.70 mi (3,565.83 km) |
| Irthlingborough to Savastepe | 1,611.69 mi (2,593.77 km) |
| Irthlingborough to Savsat | 2,135.35 mi (3,436.52 km) |
| Irthlingborough to Savur | 2,232.19 mi (3,592.37 km) |
| Irthlingborough to Sefaatli | 1,891.24 mi (3,043.66 km) |
| Irthlingborough to Seferhisar | 1,637.11 mi (2,634.67 km) |
| Irthlingborough to Selcuk | 1,669.76 mi (2,687.22 km) |
| Irthlingborough to Selcuklu | 1,873.55 mi (3,015.18 km) |
| Irthlingborough to Selendi | 1,689.38 mi (2,718.79 km) |
| Irthlingborough to Selim | 2,185.02 mi (3,516.45 km) |
| Irthlingborough to Semdinli | 2,396.07 mi (3,856.10 km) |
| Irthlingborough to Senirkent | 1,785.72 mi (2,873.85 km) |
| Irthlingborough to Senkaya | 2,162.45 mi (3,480.13 km) |
