| Riga to Massarosa | 1,084.05 mi (1,744.62 km) |
| Riga to Matelica | 1,063.15 mi (1,710.98 km) |
| Riga to Matera | 1,174.01 mi (1,889.39 km) |
| Riga to Matino | 1,199.22 mi (1,929.95 km) |
| Riga to Mazzarino | 1,431.82 mi (2,304.29 km) |
| Riga to Meda | 1,007.46 mi (1,621.34 km) |
| Riga to Medesano | 1,035.90 mi (1,667.12 km) |
| Riga to Medicina | 1,016.08 mi (1,635.22 km) |
| Riga to Meldola | 1,028.28 mi (1,654.85 km) |
| Riga to Melegnano | 1,021.00 mi (1,643.13 km) |
| Riga to Melendugno | 1,181.39 mi (1,901.26 km) |
| Riga to Melfi | 1,164.70 mi (1,874.40 km) |
| Riga to Melilli | 1,426.84 mi (2,296.28 km) |
| Riga to Melito di Napoli | 1,192.09 mi (1,918.48 km) |
| Riga to Melito di Porto Salvo | 1,368.95 mi (2,203.11 km) |
