| Tucson to Sangeorgiu de Mures | 6,328.53 mi (10,184.79 km) |
| Tucson to Sangeorz-Bai | 6,288.93 mi (10,121.06 km) |
| Tucson to Sannicolau Mare | 6,241.90 mi (10,045.37 km) |
| Tucson to Santana | 6,253.26 mi (10,063.65 km) |
| Tucson to Satu Mare | 6,215.53 mi (10,002.93 km) |
| Tucson to Scobinti | 6,349.43 mi (10,218.42 km) |
| Tucson to Scornicesti | 6,440.87 mi (10,365.58 km) |
| Tucson to Sebes | 6,335.44 mi (10,195.91 km) |
| Tucson to Seini | 6,229.03 mi (10,024.65 km) |
| Tucson to Sfantu-Gheorghe | 6,404.04 mi (10,306.30 km) |
| Tucson to Sibiu | 6,361.51 mi (10,237.86 km) |
| Tucson to Sighetu Marmatiei | 6,236.09 mi (10,036.01 km) |
| Tucson to Sighisoara | 6,356.23 mi (10,229.36 km) |
| Tucson to Simeria | 6,325.12 mi (10,179.30 km) |
| Tucson to Sinaia | 6,426.22 mi (10,342.00 km) |
