| Dublin to Popovo | 1,625.73 mi (2,616.36 km) |
| Dublin to Provadia | 1,681.10 mi (2,705.46 km) |
| Dublin to Radnevo | 1,657.90 mi (2,668.13 km) |
| Dublin to Radomir | 1,528.67 mi (2,460.15 km) |
| Dublin to Rakitovo | 1,598.27 mi (2,572.17 km) |
| Dublin to Rakovski | 1,619.82 mi (2,606.85 km) |
| Dublin to Razgrad | 1,629.67 mi (2,622.71 km) |
| Dublin to Razlog | 1,578.48 mi (2,540.31 km) |
| Dublin to Ruse | 1,595.15 mi (2,567.15 km) |
| Dublin to Samokov | 1,561.86 mi (2,513.57 km) |
| Dublin to Sandanski | 1,585.45 mi (2,551.54 km) |
| Dublin to Sevlievo | 1,594.19 mi (2,565.61 km) |
| Dublin to Shumen | 1,656.75 mi (2,666.28 km) |
| Dublin to Silistra | 1,636.44 mi (2,633.60 km) |
| Dublin to Sliven | 1,657.57 mi (2,667.61 km) |
