| Belfast to Manerbio | 953.03 mi (1,533.75 km) |
| Belfast to Manfredonia | 1,338.08 mi (2,153.43 km) |
| Belfast to Maniago | 1,002.05 mi (1,612.64 km) |
| Belfast to Mantova | 985.34 mi (1,585.75 km) |
| Belfast to Maranello | 1,019.89 mi (1,641.35 km) |
| Belfast to Marano di Napoli | 1,320.77 mi (2,125.57 km) |
| Belfast to Marano Vicentino | 979.73 mi (1,576.72 km) |
| Belfast to Marcianise | 1,317.20 mi (2,119.82 km) |
| Belfast to Marcon | 1,016.52 mi (1,635.93 km) |
| Belfast to Mareno di Piave | 1,004.58 mi (1,616.71 km) |
| Belfast to Margherita di Savoia | 1,359.93 mi (2,188.60 km) |
| Belfast to Mariano Comense | 905.14 mi (1,456.69 km) |
| Belfast to Marigliano | 1,327.45 mi (2,136.33 km) |
| Belfast to Marino | 1,225.40 mi (1,972.10 km) |
| Belfast to Marostica | 985.09 mi (1,585.34 km) |
