| Cities | Distance |
|---|
| Radviliskis to Popovo | 868.40 mi (1,397.56 km) |
| Radviliskis to Provadia | 888.62 mi (1,430.10 km) |
| Radviliskis to Radnevo | 938.84 mi (1,510.91 km) |
| Radviliskis to Radomir | 915.88 mi (1,473.96 km) |
| Radviliskis to Rakitovo | 954.94 mi (1,536.83 km) |
| Radviliskis to Rakovski | 935.71 mi (1,505.88 km) |
| Radviliskis to Razgrad | 857.66 mi (1,380.28 km) |
| Radviliskis to Razlog | 961.56 mi (1,547.48 km) |
| Radviliskis to Ruse | 834.30 mi (1,342.68 km) |
| Radviliskis to Samokov | 930.20 mi (1,497.01 km) |
| Radviliskis to Sandanski | 983.40 mi (1,582.63 km) |
| Radviliskis to Sevlievo | 885.36 mi (1,424.85 km) |
| Radviliskis to Shumen | 877.75 mi (1,412.61 km) |
| Radviliskis to Silistra | 823.58 mi (1,325.42 km) |
| Radviliskis to Sliven | 914.74 mi (1,472.13 km) |
