| Denver to Sangeorgiu de Mures | 5,705.54 mi (9,182.17 km) |
| Denver to Sangeorz-Bai | 5,666.19 mi (9,118.86 km) |
| Denver to Sannicolau Mare | 5,618.58 mi (9,042.22 km) |
| Denver to Santana | 5,629.91 mi (9,060.47 km) |
| Denver to Satu Mare | 5,592.50 mi (9,000.25 km) |
| Denver to Scobinti | 5,727.44 mi (9,217.43 km) |
| Denver to Scornicesti | 5,817.58 mi (9,362.49 km) |
| Denver to Sebes | 5,712.20 mi (9,192.90 km) |
| Denver to Seini | 5,606.06 mi (9,022.09 km) |
| Denver to Sfantu-Gheorghe | 5,781.18 mi (9,303.90 km) |
| Denver to Sibiu | 5,738.32 mi (9,234.94 km) |
| Denver to Sighetu Marmatiei | 5,613.31 mi (9,033.74 km) |
| Denver to Sighisoara | 5,733.23 mi (9,226.74 km) |
| Denver to Simeria | 5,701.82 mi (9,176.19 km) |
| Denver to Sinaia | 5,803.19 mi (9,339.33 km) |
