| Leiden to Amelia | 759.58 mi (1,222.42 km) |
| Leiden to Anagni | 826.46 mi (1,330.06 km) |
| Leiden to Ancona | 722.23 mi (1,162.32 km) |
| Leiden to Andria | 938.22 mi (1,509.91 km) |
| Leiden to Angri | 921.87 mi (1,483.61 km) |
| Leiden to Anguillara Sabazia | 785.34 mi (1,263.88 km) |
| Leiden to Anzio | 833.05 mi (1,340.67 km) |
| Leiden to Anzola dell'Emilia | 608.88 mi (979.90 km) |
| Leiden to Aosta | 462.10 mi (743.68 km) |
| Leiden to Apricena | 882.20 mi (1,419.76 km) |
| Leiden to Aprilia | 824.98 mi (1,327.68 km) |
| Leiden to Aradeo | 1,053.24 mi (1,695.02 km) |
| Leiden to Aragona | 1,111.56 mi (1,788.88 km) |
| Leiden to Arco | 519.11 mi (835.42 km) |
| Leiden to Arcola | 608.73 mi (979.66 km) |
