| Hemel Hempstead to Popovo | 1,363.65 mi (2,194.58 km) |
| Hemel Hempstead to Provadia | 1,419.95 mi (2,285.18 km) |
| Hemel Hempstead to Radnevo | 1,393.75 mi (2,243.02 km) |
| Hemel Hempstead to Radomir | 1,262.71 mi (2,032.13 km) |
| Hemel Hempstead to Rakitovo | 1,332.42 mi (2,144.33 km) |
| Hemel Hempstead to Rakovski | 1,354.89 mi (2,180.49 km) |
| Hemel Hempstead to Razgrad | 1,368.27 mi (2,202.02 km) |
| Hemel Hempstead to Razlog | 1,312.21 mi (2,111.80 km) |
| Hemel Hempstead to Ruse | 1,333.76 mi (2,146.48 km) |
| Hemel Hempstead to Samokov | 1,296.04 mi (2,085.78 km) |
| Hemel Hempstead to Sandanski | 1,318.89 mi (2,122.55 km) |
| Hemel Hempstead to Sevlievo | 1,330.45 mi (2,141.15 km) |
| Hemel Hempstead to Shumen | 1,395.27 mi (2,245.47 km) |
| Hemel Hempstead to Silistra | 1,377.24 mi (2,216.46 km) |
| Hemel Hempstead to Sliven | 1,394.37 mi (2,244.02 km) |
