| Wetteren to Provadia | 1,225.20 mi (1,971.76 km) |
| Wetteren to Radnevo | 1,199.47 mi (1,930.36 km) |
| Wetteren to Radomir | 1,069.76 mi (1,721.62 km) |
| Wetteren to Rakitovo | 1,139.34 mi (1,833.59 km) |
| Wetteren to Rakovski | 1,161.01 mi (1,868.47 km) |
| Wetteren to Razgrad | 1,173.52 mi (1,888.59 km) |
| Wetteren to Razlog | 1,119.72 mi (1,802.01 km) |
| Wetteren to Ruse | 1,139.01 mi (1,833.06 km) |
| Wetteren to Samokov | 1,102.92 mi (1,774.98 km) |
| Wetteren to Sandanski | 1,126.99 mi (1,813.71 km) |
| Wetteren to Sevlievo | 1,136.02 mi (1,828.25 km) |
| Wetteren to Shumen | 1,200.52 mi (1,932.05 km) |
| Wetteren to Silistra | 1,182.67 mi (1,903.32 km) |
| Wetteren to Sliven | 1,199.80 mi (1,930.89 km) |
| Wetteren to Smolyan | 1,181.45 mi (1,901.36 km) |
