| Cities | Distance |
|---|---|
| Ullo to Smolyan | 479.75 mi (772.09 km) |
| Ullo to Sofia | 377.60 mi (607.68 km) |
| Ullo to Sopot | 420.22 mi (676.27 km) |
| Ullo to Sozopol | 533.42 mi (858.45 km) |
| Ullo to Sredets | 518.22 mi (833.99 km) |
| Ullo to Stamboliyski | 443.06 mi (713.04 km) |
| Ullo to Stara Zagora | 460.44 mi (741.01 km) |
| Ullo to Svilengrad | 513.95 mi (827.13 km) |
| Ullo to Svishtov | 390.18 mi (627.93 km) |
| Ullo to Targovishte | 452.82 mi (728.75 km) |
| Ullo to Teteven | 390.81 mi (628.95 km) |
| Ullo to Troyan | 406.42 mi (654.06 km) |
| Ullo to Tryavna | 432.78 mi (696.49 km) |
| Ullo to Tutrakan | 419.49 mi (675.10 km) |
| Ullo to Varna | 506.03 mi (814.38 km) |