| Enghien to Provadia | 1,213.00 mi (1,952.14 km) |
| Enghien to Radnevo | 1,185.89 mi (1,908.51 km) |
| Enghien to Radomir | 1,054.99 mi (1,697.85 km) |
| Enghien to Rakitovo | 1,124.67 mi (1,809.98 km) |
| Enghien to Rakovski | 1,146.99 mi (1,845.89 km) |
| Enghien to Razgrad | 1,161.24 mi (1,868.84 km) |
| Enghien to Razlog | 1,104.67 mi (1,777.80 km) |
| Enghien to Ruse | 1,126.75 mi (1,813.33 km) |
| Enghien to Samokov | 1,088.27 mi (1,751.41 km) |
| Enghien to Sandanski | 1,111.63 mi (1,788.99 km) |
| Enghien to Sevlievo | 1,122.67 mi (1,806.77 km) |
| Enghien to Shumen | 1,188.20 mi (1,912.23 km) |
| Enghien to Silistra | 1,171.24 mi (1,884.93 km) |
| Enghien to Sliven | 1,186.71 mi (1,909.83 km) |
| Enghien to Smolyan | 1,166.76 mi (1,877.72 km) |
