| Zwevegem to Provadia | 1,244.33 mi (2,002.55 km) |
| Zwevegem to Radnevo | 1,216.98 mi (1,958.54 km) |
| Zwevegem to Radomir | 1,085.71 mi (1,747.28 km) |
| Zwevegem to Rakitovo | 1,155.41 mi (1,859.46 km) |
| Zwevegem to Rakovski | 1,177.95 mi (1,895.73 km) |
| Zwevegem to Razgrad | 1,192.56 mi (1,919.23 km) |
| Zwevegem to Razlog | 1,135.27 mi (1,827.04 km) |
| Zwevegem to Ruse | 1,158.07 mi (1,863.73 km) |
| Zwevegem to Samokov | 1,119.03 mi (1,800.91 km) |
| Zwevegem to Sandanski | 1,142.07 mi (1,837.99 km) |
| Zwevegem to Sevlievo | 1,153.82 mi (1,856.89 km) |
| Zwevegem to Shumen | 1,219.51 mi (1,962.62 km) |
| Zwevegem to Silistra | 1,202.61 mi (1,935.41 km) |
| Zwevegem to Sliven | 1,217.91 mi (1,960.03 km) |
| Zwevegem to Smolyan | 1,197.50 mi (1,927.19 km) |
