| McKeesport to Manerbio | 4,322.23 mi (6,955.96 km) |
| McKeesport to Manfredonia | 4,705.67 mi (7,573.04 km) |
| McKeesport to Maniago | 4,399.86 mi (7,080.89 km) |
| McKeesport to Mantova | 4,357.13 mi (7,012.13 km) |
| McKeesport to Maranello | 4,382.73 mi (7,053.32 km) |
| McKeesport to Marano di Napoli | 4,660.80 mi (7,500.83 km) |
| McKeesport to Marano Vicentino | 4,364.23 mi (7,023.54 km) |
| McKeesport to Marcianise | 4,660.58 mi (7,500.48 km) |
| McKeesport to Marcon | 4,405.14 mi (7,089.39 km) |
| McKeesport to Mareno di Piave | 4,396.85 mi (7,076.05 km) |
| McKeesport to Margherita di Savoia | 4,726.16 mi (7,606.02 km) |
| McKeesport to Mariano Comense | 4,270.92 mi (6,873.39 km) |
| McKeesport to Marigliano | 4,670.95 mi (7,517.16 km) |
| McKeesport to Marino | 4,562.08 mi (7,341.96 km) |
| McKeesport to Marostica | 4,371.72 mi (7,035.61 km) |
