| Seaford to Manerbio | 594.07 mi (956.07 km) |
| Seaford to Manfredonia | 981.60 mi (1,579.74 km) |
| Seaford to Maniago | 658.49 mi (1,059.73 km) |
| Seaford to Mantova | 627.52 mi (1,009.90 km) |
| Seaford to Maranello | 659.74 mi (1,061.76 km) |
| Seaford to Marano di Napoli | 958.51 mi (1,542.57 km) |
| Seaford to Marano Vicentino | 627.23 mi (1,009.42 km) |
| Seaford to Marcianise | 955.40 mi (1,537.57 km) |
| Seaford to Marcon | 666.54 mi (1,072.69 km) |
| Seaford to Mareno di Piave | 656.84 mi (1,057.08 km) |
| Seaford to Margherita di Savoia | 1,003.21 mi (1,614.51 km) |
| Seaford to Mariano Comense | 544.71 mi (876.63 km) |
| Seaford to Marigliano | 965.74 mi (1,554.20 km) |
| Seaford to Marino | 862.15 mi (1,387.50 km) |
| Seaford to Marostica | 633.77 mi (1,019.96 km) |
