| Sliven to Trujillo | 1,682.16 mi (2,707.17 km) |
| Sliven to Tudela | 1,420.27 mi (2,285.71 km) |
| Sliven to Tudela de Duero | 1,576.92 mi (2,537.80 km) |
| Sliven to Tuineje | 2,449.98 mi (3,942.87 km) |
| Sliven to Ubeda | 1,588.52 mi (2,556.48 km) |
| Sliven to Ubrique | 1,729.08 mi (2,782.69 km) |
| Sliven to Umbrete | 1,746.12 mi (2,810.11 km) |
| Sliven to Utebo | 1,394.29 mi (2,243.89 km) |
| Sliven to Utiel | 1,442.88 mi (2,322.09 km) |
| Sliven to Utrera | 1,731.54 mi (2,786.65 km) |
| Sliven to Valdemorillo | 1,569.58 mi (2,526.00 km) |
| Sliven to Valdemoro | 1,555.59 mi (2,503.48 km) |
| Sliven to Valdepenas | 1,571.85 mi (2,529.65 km) |
| Sliven to Valencia | 1,402.75 mi (2,257.50 km) |
| Sliven to Valladolid | 1,583.06 mi (2,547.70 km) |
