| Irun to Zottegem | 582.43 mi (937.32 km) |
| Irun to Zulte | 577.98 mi (930.16 km) |
| Irun to Zwevegem | 568.81 mi (915.42 km) |
| Irun to Zwijndrecht | 614.88 mi (989.55 km) |
| Irun to Asenovgrad | 1,351.31 mi (2,174.72 km) |
| Irun to Aytos | 1,460.17 mi (2,349.91 km) |
| Irun to Balchik | 1,495.83 mi (2,407.30 km) |
| Irun to Bankya | 1,255.06 mi (2,019.82 km) |
| Irun to Bansko | 1,285.08 mi (2,068.13 km) |
| Irun to Berkovitsa | 1,247.99 mi (2,008.45 km) |
| Irun to Blagoevgrad | 1,262.41 mi (2,031.65 km) |
| Irun to Botevgrad | 1,285.42 mi (2,068.69 km) |
| Irun to Burgas | 1,473.95 mi (2,372.09 km) |
| Irun to Byala Slatina | 1,286.10 mi (2,069.78 km) |
| Irun to Chirpan | 1,371.41 mi (2,207.08 km) |
