| Cities | Distance |
|---|
| Prienai to Popovo | 786.38 mi (1,265.56 km) |
| Prienai to Provadia | 806.59 mi (1,298.08 km) |
| Prienai to Radnevo | 856.93 mi (1,379.09 km) |
| Prienai to Radomir | 836.08 mi (1,345.54 km) |
| Prienai to Rakitovo | 874.05 mi (1,406.65 km) |
| Prienai to Rakovski | 854.21 mi (1,374.73 km) |
| Prienai to Razgrad | 775.60 mi (1,248.21 km) |
| Prienai to Razlog | 881.21 mi (1,418.16 km) |
| Prienai to Ruse | 752.33 mi (1,210.76 km) |
| Prienai to Samokov | 849.77 mi (1,367.57 km) |
| Prienai to Sandanski | 903.22 mi (1,453.59 km) |
| Prienai to Sevlievo | 803.75 mi (1,293.52 km) |
| Prienai to Shumen | 795.68 mi (1,280.52 km) |
| Prienai to Silistra | 741.56 mi (1,193.42 km) |
| Prienai to Sliven | 832.72 mi (1,340.14 km) |
