| Tralee to Popovo | 1,755.81 mi (2,825.70 km) |
| Tralee to Provadia | 1,812.61 mi (2,917.12 km) |
| Tralee to Radnevo | 1,783.93 mi (2,870.96 km) |
| Tralee to Radomir | 1,649.63 mi (2,654.82 km) |
| Tralee to Rakitovo | 1,719.53 mi (2,767.32 km) |
| Tralee to Rakovski | 1,743.96 mi (2,806.64 km) |
| Tralee to Razgrad | 1,760.83 mi (2,833.79 km) |
| Tralee to Razlog | 1,698.05 mi (2,732.74 km) |
| Tralee to Ruse | 1,726.35 mi (2,778.29 km) |
| Tralee to Samokov | 1,683.30 mi (2,709.02 km) |
| Tralee to Sandanski | 1,703.44 mi (2,741.42 km) |
| Tralee to Sevlievo | 1,721.20 mi (2,770.00 km) |
| Tralee to Shumen | 1,787.78 mi (2,877.15 km) |
| Tralee to Silistra | 1,770.65 mi (2,849.58 km) |
| Tralee to Sliven | 1,785.61 mi (2,873.67 km) |
