| Alton to Zottegem | 208.55 mi (335.63 km) |
| Alton to Zulte | 192.27 mi (309.43 km) |
| Alton to Zwevegem | 189.04 mi (304.23 km) |
| Alton to Zwijndrecht | 229.98 mi (370.12 km) |
| Alton to Asenovgrad | 1,370.02 mi (2,204.83 km) |
| Alton to Aytos | 1,442.73 mi (2,321.85 km) |
| Alton to Balchik | 1,454.33 mi (2,340.52 km) |
| Alton to Bankya | 1,270.67 mi (2,044.94 km) |
| Alton to Bansko | 1,320.75 mi (2,125.54 km) |
| Alton to Berkovitsa | 1,248.83 mi (2,009.79 km) |
| Alton to Blagoevgrad | 1,297.18 mi (2,087.60 km) |
| Alton to Botevgrad | 1,289.74 mi (2,075.64 km) |
| Alton to Burgas | 1,459.61 mi (2,349.02 km) |
| Alton to Byala Slatina | 1,273.92 mi (2,050.17 km) |
| Alton to Chirpan | 1,381.58 mi (2,223.44 km) |
