| Prospect Heights to Sangeorgiu de Mures | 5,043.83 mi (8,117.27 km) |
| Prospect Heights to Sangeorz-Bai | 5,011.60 mi (8,065.39 km) |
| Prospect Heights to Sannicolau Mare | 4,932.52 mi (7,938.13 km) |
| Prospect Heights to Santana | 4,950.60 mi (7,967.22 km) |
| Prospect Heights to Satu Mare | 4,931.13 mi (7,935.89 km) |
| Prospect Heights to Scobinti | 5,085.80 mi (8,184.80 km) |
| Prospect Heights to Scornicesti | 5,142.43 mi (8,275.94 km) |
| Prospect Heights to Sebes | 5,041.31 mi (8,113.20 km) |
| Prospect Heights to Seini | 4,946.53 mi (7,960.67 km) |
| Prospect Heights to Sfantu-Gheorghe | 5,122.10 mi (8,243.22 km) |
| Prospect Heights to Sibiu | 5,069.47 mi (8,158.53 km) |
| Prospect Heights to Sighetu Marmatiei | 4,958.43 mi (7,979.82 km) |
| Prospect Heights to Sighisoara | 5,070.97 mi (8,160.94 km) |
| Prospect Heights to Simeria | 5,027.06 mi (8,090.28 km) |
| Prospect Heights to Sinaia | 5,139.15 mi (8,270.67 km) |
