| Cities | Distance |
|---|---|
| Tulcea to Popovo | 179.67 mi (289.15 km) |
| Tulcea to Provadia | 154.29 mi (248.31 km) |
| Tulcea to Radnevo | 245.62 mi (395.28 km) |
| Tulcea to Radomir | 343.64 mi (553.03 km) |
| Tulcea to Rakitovo | 323.64 mi (520.85 km) |
| Tulcea to Rakovski | 277.12 mi (445.99 km) |
| Tulcea to Razgrad | 160.69 mi (258.60 km) |
| Tulcea to Razlog | 351.37 mi (565.48 km) |
| Tulcea to Ruse | 169.06 mi (272.08 km) |
| Tulcea to Samokov | 327.52 mi (527.09 km) |
| Tulcea to Sandanski | 373.21 mi (600.62 km) |
| Tulcea to Sevlievo | 236.21 mi (380.15 km) |
| Tulcea to Shumen | 160.91 mi (258.96 km) |
| Tulcea to Silistra | 105.92 mi (170.46 km) |
| Tulcea to Sliven | 212.25 mi (341.58 km) |