| Wattrelos to Popovo | 1,190.55 mi (1,916.00 km) |
| Wattrelos to Provadia | 1,247.39 mi (2,007.48 km) |
| Wattrelos to Radnevo | 1,219.42 mi (1,962.46 km) |
| Wattrelos to Radomir | 1,087.57 mi (1,750.28 km) |
| Wattrelos to Rakitovo | 1,157.32 mi (1,862.53 km) |
| Wattrelos to Rakovski | 1,180.18 mi (1,899.32 km) |
| Wattrelos to Razgrad | 1,195.59 mi (1,924.11 km) |
| Wattrelos to Razlog | 1,136.99 mi (1,829.81 km) |
| Wattrelos to Ruse | 1,161.12 mi (1,868.63 km) |
| Wattrelos to Samokov | 1,120.95 mi (1,804.00 km) |
| Wattrelos to Sandanski | 1,143.62 mi (1,840.48 km) |
| Wattrelos to Sevlievo | 1,156.37 mi (1,861.00 km) |
| Wattrelos to Shumen | 1,222.53 mi (1,967.46 km) |
| Wattrelos to Silistra | 1,206.01 mi (1,940.88 km) |
| Wattrelos to Sliven | 1,220.57 mi (1,964.32 km) |
