| Storm Lake to Sangeorgiu de Mures | 5,253.05 mi (8,453.97 km) |
| Storm Lake to Sangeorz-Bai | 5,217.05 mi (8,396.04 km) |
| Storm Lake to Sannicolau Mare | 5,154.11 mi (8,294.74 km) |
| Storm Lake to Santana | 5,168.70 mi (8,318.22 km) |
| Storm Lake to Satu Mare | 5,139.83 mi (8,271.75 km) |
| Storm Lake to Scobinti | 5,284.86 mi (8,505.16 km) |
| Storm Lake to Scornicesti | 5,358.92 mi (8,624.34 km) |
| Storm Lake to Sebes | 5,255.28 mi (8,457.56 km) |
| Storm Lake to Seini | 5,154.33 mi (8,295.09 km) |
| Storm Lake to Sfantu-Gheorghe | 5,330.21 mi (8,578.14 km) |
| Storm Lake to Sibiu | 5,282.47 mi (8,501.32 km) |
| Storm Lake to Sighetu Marmatiei | 5,163.86 mi (8,310.43 km) |
| Storm Lake to Sighisoara | 5,280.56 mi (8,498.25 km) |
| Storm Lake to Simeria | 5,243.01 mi (8,437.81 km) |
| Storm Lake to Sinaia | 5,349.87 mi (8,609.78 km) |
