| Ottawa to Albenga | 4,618.42 mi (7,432.64 km) |
| Ottawa to Alberobello | 5,118.16 mi (8,236.89 km) |
| Ottawa to Albignasego | 4,708.73 mi (7,577.96 km) |
| Ottawa to Albinea | 4,689.99 mi (7,547.81 km) |
| Ottawa to Albino | 4,611.52 mi (7,421.52 km) |
| Ottawa to Alcamo | 5,071.45 mi (8,161.71 km) |
| Ottawa to Alessandria | 4,599.35 mi (7,401.94 km) |
| Ottawa to Alfonsine | 4,751.63 mi (7,647.02 km) |
| Ottawa to Alghero | 4,765.85 mi (7,669.89 km) |
| Ottawa to Alpignano | 4,548.24 mi (7,319.68 km) |
| Ottawa to Altamura | 5,089.76 mi (8,191.18 km) |
| Ottawa to Altavilla Vicentina | 4,685.67 mi (7,540.86 km) |
| Ottawa to Altofonte | 5,082.25 mi (8,179.10 km) |
| Ottawa to Altopascio | 4,726.61 mi (7,606.74 km) |
| Ottawa to Alzano Lombardo | 4,610.03 mi (7,419.13 km) |
