| Barcelona to Popovo | 1,231.26 mi (1,981.52 km) |
| Barcelona to Provadia | 1,292.08 mi (2,079.41 km) |
| Barcelona to Radnevo | 1,220.51 mi (1,964.23 km) |
| Barcelona to Radomir | 1,067.55 mi (1,718.05 km) |
| Barcelona to Rakitovo | 1,128.08 mi (1,815.47 km) |
| Barcelona to Rakovski | 1,171.30 mi (1,885.02 km) |
| Barcelona to Razgrad | 1,245.08 mi (2,003.76 km) |
| Barcelona to Razlog | 1,097.16 mi (1,765.71 km) |
| Barcelona to Ruse | 1,216.64 mi (1,957.99 km) |
| Barcelona to Samokov | 1,099.20 mi (1,768.99 km) |
| Barcelona to Sandanski | 1,089.92 mi (1,754.06 km) |
| Barcelona to Sevlievo | 1,175.70 mi (1,892.11 km) |
| Barcelona to Shumen | 1,266.60 mi (2,038.40 km) |
| Barcelona to Silistra | 1,281.52 mi (2,062.40 km) |
| Barcelona to Sliven | 1,238.72 mi (1,993.53 km) |
