| Prospect Heights to Tallinn | 4,450.37 mi (7,162.17 km) |
| Prospect Heights to Tartu | 4,551.29 mi (7,324.59 km) |
| Prospect Heights to Valga | 4,560.66 mi (7,339.67 km) |
| Prospect Heights to Viljandi | 4,521.98 mi (7,277.42 km) |
| Prospect Heights to Voru | 4,583.69 mi (7,376.74 km) |
| Prospect Heights to Aanekoski | 4,333.78 mi (6,974.54 km) |
| Prospect Heights to Alajarvi | 4,269.65 mi (6,871.34 km) |
| Prospect Heights to Alavus | 4,282.30 mi (6,891.70 km) |
| Prospect Heights to Ekenas | 4,391.46 mi (7,067.36 km) |
| Prospect Heights to Espoo | 4,413.55 mi (7,102.93 km) |
| Prospect Heights to Eura | 4,305.59 mi (6,929.17 km) |
| Prospect Heights to Eurajoki | 4,293.55 mi (6,909.81 km) |
| Prospect Heights to Forssa | 4,359.60 mi (7,016.10 km) |
| Prospect Heights to Hakkila | 4,417.66 mi (7,109.54 km) |
| Prospect Heights to Halikko | 4,363.53 mi (7,022.43 km) |
