| Omagh to Ames | 809.98 mi (1,303.53 km) |
| Omagh to Amorebieta | 812.00 mi (1,306.78 km) |
| Omagh to Amposta | 1,025.03 mi (1,649.63 km) |
| Omagh to Amurrio | 820.28 mi (1,320.11 km) |
| Omagh to Andoain | 820.92 mi (1,321.15 km) |
| Omagh to Andraitx | 1,131.12 mi (1,820.36 km) |
| Omagh to Andujar | 1,153.64 mi (1,856.60 km) |
| Omagh to Antequera | 1,220.95 mi (1,964.94 km) |
| Omagh to Antigua | 1,839.64 mi (2,960.61 km) |
| Omagh to Aranda de Duero | 906.83 mi (1,459.40 km) |
| Omagh to Aranjuez | 1,020.13 mi (1,641.75 km) |
| Omagh to Archena | 1,172.57 mi (1,887.06 km) |
| Omagh to Arcos de la Frontera | 1,234.65 mi (1,986.98 km) |
| Omagh to Arenys de Mar | 1,004.79 mi (1,617.05 km) |
| Omagh to Arenys de Munt | 1,002.62 mi (1,613.56 km) |
