| Hafnarfjordhur to Popovo | 2,346.67 mi (3,776.60 km) |
| Hafnarfjordhur to Provadia | 2,391.33 mi (3,848.48 km) |
| Hafnarfjordhur to Radnevo | 2,397.10 mi (3,857.75 km) |
| Hafnarfjordhur to Radomir | 2,296.47 mi (3,695.82 km) |
| Hafnarfjordhur to Rakitovo | 2,361.45 mi (3,800.39 km) |
| Hafnarfjordhur to Rakovski | 2,369.58 mi (3,813.48 km) |
| Hafnarfjordhur to Razgrad | 2,344.74 mi (3,773.49 km) |
| Hafnarfjordhur to Razlog | 2,349.44 mi (3,781.06 km) |
| Hafnarfjordhur to Ruse | 2,312.00 mi (3,720.80 km) |
| Hafnarfjordhur to Samokov | 2,326.03 mi (3,743.39 km) |
| Hafnarfjordhur to Sandanski | 2,362.26 mi (3,801.68 km) |
| Hafnarfjordhur to Sevlievo | 2,332.13 mi (3,753.20 km) |
| Hafnarfjordhur to Shumen | 2,370.99 mi (3,815.74 km) |
| Hafnarfjordhur to Silistra | 2,334.18 mi (3,756.50 km) |
| Hafnarfjordhur to Sliven | 2,387.10 mi (3,841.67 km) |
