| Romeoville to Rovinj | 4,747.24 mi (7,639.95 km) |
| Romeoville to Samobor | 4,795.11 mi (7,716.99 km) |
| Romeoville to Sesvete | 4,808.64 mi (7,738.76 km) |
| Romeoville to Sibenik | 4,892.45 mi (7,873.63 km) |
| Romeoville to Sinj | 4,922.40 mi (7,921.84 km) |
| Romeoville to Sisak | 4,833.44 mi (7,778.68 km) |
| Romeoville to Slatina | 4,873.01 mi (7,842.36 km) |
| Romeoville to Slavonski Brod | 4,908.66 mi (7,899.73 km) |
| Romeoville to Solin | 4,924.62 mi (7,925.40 km) |
| Romeoville to Split | 4,923.49 mi (7,923.59 km) |
| Romeoville to Sveti Ivan Zelina | 4,807.73 mi (7,737.29 km) |
| Romeoville to Trilj | 4,929.30 mi (7,932.95 km) |
| Romeoville to Trogir | 4,915.96 mi (7,911.47 km) |
| Romeoville to Umag | 4,727.85 mi (7,608.73 km) |
| Romeoville to Valpovo | 4,900.88 mi (7,887.20 km) |
