| Donostia to Massarosa | 616.75 mi (992.57 km) |
| Donostia to Matelica | 752.88 mi (1,211.65 km) |
| Donostia to Matera | 969.43 mi (1,560.15 km) |
| Donostia to Matino | 1,059.74 mi (1,705.49 km) |
| Donostia to Mazzarino | 946.36 mi (1,523.02 km) |
| Donostia to Meda | 572.26 mi (920.96 km) |
| Donostia to Medesano | 609.16 mi (980.35 km) |
| Donostia to Medicina | 681.67 mi (1,097.03 km) |
| Donostia to Meldola | 701.91 mi (1,129.62 km) |
| Donostia to Melegnano | 575.54 mi (926.24 km) |
| Donostia to Melendugno | 1,064.63 mi (1,713.36 km) |
| Donostia to Melfi | 915.28 mi (1,472.99 km) |
| Donostia to Melilli | 993.79 mi (1,599.35 km) |
| Donostia to Melito di Napoli | 845.94 mi (1,361.41 km) |
| Donostia to Melito di Porto Salvo | 1,001.13 mi (1,611.17 km) |
