| Riga to Amelia | 1,119.86 mi (1,802.25 km) |
| Riga to Anagni | 1,157.20 mi (1,862.34 km) |
| Riga to Ancona | 1,030.27 mi (1,658.06 km) |
| Riga to Andria | 1,141.18 mi (1,836.56 km) |
| Riga to Angri | 1,198.75 mi (1,929.20 km) |
| Riga to Anguillara Sabazia | 1,152.53 mi (1,854.81 km) |
| Riga to Anzio | 1,186.15 mi (1,908.92 km) |
| Riga to Anzola dell'Emilia | 1,022.33 mi (1,645.28 km) |
| Riga to Aosta | 1,055.37 mi (1,698.46 km) |
| Riga to Apricena | 1,117.14 mi (1,797.87 km) |
| Riga to Aprilia | 1,176.99 mi (1,894.19 km) |
| Riga to Aradeo | 1,192.43 mi (1,919.04 km) |
| Riga to Aragona | 1,433.76 mi (2,307.41 km) |
| Riga to Arco | 948.07 mi (1,525.77 km) |
| Riga to Arcola | 1,079.51 mi (1,737.30 km) |
