| Onda to Sangeorgiu de Mures | 1,318.42 mi (2,121.79 km) |
| Onda to Sangeorz-Bai | 1,340.28 mi (2,156.97 km) |
| Onda to Sannicolau Mare | 1,131.60 mi (1,821.14 km) |
| Onda to Santana | 1,177.61 mi (1,895.18 km) |
| Onda to Satu Mare | 1,267.19 mi (2,039.35 km) |
| Onda to Scobinti | 1,443.58 mi (2,323.22 km) |
| Onda to Scornicesti | 1,302.54 mi (2,096.23 km) |
| Onda to Sebes | 1,268.65 mi (2,041.70 km) |
| Onda to Seini | 1,283.98 mi (2,066.37 km) |
| Onda to Sfantu-Gheorghe | 1,372.81 mi (2,209.32 km) |
| Onda to Sibiu | 1,294.22 mi (2,082.85 km) |
| Onda to Sighetu Marmatiei | 1,314.49 mi (2,115.46 km) |
| Onda to Sighisoara | 1,329.39 mi (2,139.44 km) |
| Onda to Simeria | 1,240.79 mi (1,996.85 km) |
| Onda to Sinaia | 1,356.95 mi (2,183.80 km) |
