| Morriston to Manerbio | 775.23 mi (1,247.61 km) |
| Morriston to Manfredonia | 1,163.05 mi (1,871.75 km) |
| Morriston to Maniago | 843.67 mi (1,357.75 km) |
| Morriston to Mantova | 809.22 mi (1,302.31 km) |
| Morriston to Maranello | 839.78 mi (1,351.50 km) |
| Morriston to Marano di Napoli | 1,135.48 mi (1,827.37 km) |
| Morriston to Marano Vicentino | 811.02 mi (1,305.21 km) |
| Morriston to Marcianise | 1,132.93 mi (1,823.28 km) |
| Morriston to Marcon | 850.84 mi (1,369.30 km) |
| Morriston to Mareno di Piave | 841.56 mi (1,354.36 km) |
| Morriston to Margherita di Savoia | 1,184.49 mi (1,906.25 km) |
| Morriston to Mariano Comense | 725.06 mi (1,166.87 km) |
| Morriston to Marigliano | 1,143.33 mi (1,840.01 km) |
| Morriston to Marino | 1,038.00 mi (1,670.50 km) |
| Morriston to Marostica | 817.85 mi (1,316.21 km) |
