| Cities | Distance |
|---|---|
| Heerlen to Sestu | 814.41 mi (1,310.67 km) |
| Heerlen to Settimo Torinese | 405.72 mi (652.94 km) |
| Heerlen to Seveso | 389.93 mi (627.54 km) |
| Heerlen to Sezze | 730.71 mi (1,175.96 km) |
| Heerlen to Siano | 811.70 mi (1,306.31 km) |
| Heerlen to Siena | 579.69 mi (932.92 km) |
| Heerlen to Signa | 545.62 mi (878.10 km) |
| Heerlen to Silea | 463.13 mi (745.34 km) |
| Heerlen to Silvi Paese | 691.87 mi (1,113.45 km) |
| Heerlen to Sinalunga | 594.43 mi (956.64 km) |
| Heerlen to Siniscola | 734.20 mi (1,181.58 km) |
| Heerlen to Sinnai | 815.21 mi (1,311.95 km) |
| Heerlen to Siracusa | 1,058.70 mi (1,703.81 km) |
| Heerlen to Solaro | 390.87 mi (629.04 km) |
| Heerlen to Soliera | 482.28 mi (776.16 km) |