| Estoril to Manerbio | 1,099.21 mi (1,769.01 km) |
| Estoril to Manfredonia | 1,346.83 mi (2,167.52 km) |
| Estoril to Maniago | 1,234.53 mi (1,986.79 km) |
| Estoril to Mantova | 1,125.54 mi (1,811.39 km) |
| Estoril to Maranello | 1,117.87 mi (1,799.04 km) |
| Estoril to Marano di Napoli | 1,257.05 mi (2,023.02 km) |
| Estoril to Marano Vicentino | 1,166.14 mi (1,876.73 km) |
| Estoril to Marcianise | 1,263.03 mi (2,032.66 km) |
| Estoril to Marcon | 1,203.50 mi (1,936.84 km) |
| Estoril to Mareno di Piave | 1,211.35 mi (1,949.48 km) |
| Estoril to Margherita di Savoia | 1,358.98 mi (2,187.06 km) |
| Estoril to Mariano Comense | 1,063.33 mi (1,711.26 km) |
| Estoril to Marigliano | 1,270.94 mi (2,045.38 km) |
| Estoril to Marino | 1,179.50 mi (1,898.23 km) |
| Estoril to Marostica | 1,177.30 mi (1,894.69 km) |
