| Sliven to Alberobello | 486.94 mi (783.66 km) |
| Sliven to Albignasego | 740.91 mi (1,192.39 km) |
| Sliven to Albinea | 796.53 mi (1,281.89 km) |
| Sliven to Albino | 844.25 mi (1,358.69 km) |
| Sliven to Alcamo | 774.44 mi (1,246.34 km) |
| Sliven to Alessandria | 895.00 mi (1,440.37 km) |
| Sliven to Alfonsine | 724.73 mi (1,166.34 km) |
| Sliven to Alghero | 940.29 mi (1,513.25 km) |
| Sliven to Alpignano | 949.42 mi (1,527.95 km) |
| Sliven to Altamura | 520.20 mi (837.18 km) |
| Sliven to Altavilla Vicentina | 762.73 mi (1,227.50 km) |
| Sliven to Altofonte | 756.02 mi (1,216.70 km) |
| Sliven to Altopascio | 790.28 mi (1,271.84 km) |
| Sliven to Alzano Lombardo | 847.21 mi (1,363.45 km) |
| Sliven to Amelia | 706.86 mi (1,137.58 km) |
