| Killarney to Sangeorz-Bai | 1,546.10 mi (2,488.20 km) |
| Killarney to Sannicolau Mare | 1,413.52 mi (2,274.84 km) |
| Killarney to Santana | 1,441.94 mi (2,320.58 km) |
| Killarney to Satu Mare | 1,458.12 mi (2,346.62 km) |
| Killarney to Scobinti | 1,641.35 mi (2,641.49 km) |
| Killarney to Scornicesti | 1,630.81 mi (2,624.54 km) |
| Killarney to Sebes | 1,542.23 mi (2,481.98 km) |
| Killarney to Seini | 1,476.09 mi (2,375.54 km) |
| Killarney to Sfantu-Gheorghe | 1,639.51 mi (2,638.54 km) |
| Killarney to Sibiu | 1,572.37 mi (2,530.48 km) |
| Killarney to Sighetu Marmatiei | 1,496.85 mi (2,408.94 km) |
| Killarney to Sighisoara | 1,585.85 mi (2,552.18 km) |
| Killarney to Simeria | 1,522.05 mi (2,449.50 km) |
| Killarney to Sinaia | 1,646.43 mi (2,649.68 km) |
| Killarney to Slatina | 1,627.92 mi (2,619.89 km) |
