| Smolyan to Zafra | 1,652.36 mi (2,659.21 km) |
| Smolyan to Zamora | 1,566.69 mi (2,521.35 km) |
| Smolyan to Zaragoza | 1,316.61 mi (2,118.88 km) |
| Smolyan to Zarautz | 1,369.17 mi (2,203.46 km) |
| Smolyan to Zuera | 1,309.63 mi (2,107.65 km) |
| Smolyan to Zumaia | 1,373.62 mi (2,210.63 km) |
| Smolyan to Zumarraga | 1,377.82 mi (2,217.39 km) |
| Smolyan to Longyearbyen | 2,543.76 mi (4,093.78 km) |
| Smolyan to Ahus | 1,095.37 mi (1,762.83 km) |
| Smolyan to Akersberga | 1,266.90 mi (2,038.88 km) |
| Smolyan to Alingsas | 1,248.81 mi (2,009.76 km) |
| Smolyan to Almhult | 1,136.35 mi (1,828.77 km) |
| Smolyan to Alta | 1,252.48 mi (2,015.68 km) |
| Smolyan to Amal | 1,313.18 mi (2,113.36 km) |
| Smolyan to Arboga | 1,288.13 mi (2,073.04 km) |
