| Donegal to Roeselare | 533.82 mi (859.11 km) |
| Donegal to Ronse | 558.59 mi (898.96 km) |
| Donegal to Rotselaar | 592.35 mi (953.30 km) |
| Donegal to Rumst | 576.71 mi (928.12 km) |
| Donegal to Saint-Ghislain | 578.08 mi (930.32 km) |
| Donegal to Saint-Nicolas | 634.45 mi (1,021.06 km) |
| Donegal to Saint-Vith | 669.62 mi (1,077.65 km) |
| Donegal to Scherpenheuvel | 600.14 mi (965.84 km) |
| Donegal to Schilde | 577.23 mi (928.96 km) |
| Donegal to Schoten | 574.15 mi (924.00 km) |
| Donegal to Seneffe | 590.60 mi (950.49 km) |
| Donegal to Seraing | 635.01 mi (1,021.94 km) |
| Donegal to Sint-Amandsberg | 552.84 mi (889.71 km) |
| Donegal to Sint-Andries | 526.63 mi (847.53 km) |
| Donegal to Sint-Genesius-Rode | 586.20 mi (943.40 km) |
