| Knoxville to Amelia | 4,882.55 mi (7,857.71 km) |
| Knoxville to Anagni | 4,944.27 mi (7,957.03 km) |
| Knoxville to Ancona | 4,891.10 mi (7,871.46 km) |
| Knoxville to Andria | 5,100.36 mi (8,208.23 km) |
| Knoxville to Angri | 5,043.49 mi (8,116.72 km) |
| Knoxville to Anguillara Sabazia | 4,892.89 mi (7,874.35 km) |
| Knoxville to Anzio | 4,931.88 mi (7,937.09 km) |
| Knoxville to Anzola dell'Emilia | 4,759.25 mi (7,659.28 km) |
| Knoxville to Aosta | 4,554.18 mi (7,329.24 km) |
| Knoxville to Apricena | 5,041.96 mi (8,114.25 km) |
| Knoxville to Aprilia | 4,927.86 mi (7,930.62 km) |
| Knoxville to Aradeo | 5,221.93 mi (8,403.89 km) |
| Knoxville to Aragona | 5,127.53 mi (8,251.97 km) |
| Knoxville to Arco | 4,698.91 mi (7,562.17 km) |
| Knoxville to Arcola | 4,718.60 mi (7,593.85 km) |
