| Constanta to Minervino Murge | 671.40 mi (1,080.51 km) |
| Constanta to Minturno | 780.43 mi (1,255.98 km) |
| Constanta to Mira | 812.23 mi (1,307.16 km) |
| Constanta to Mirandola | 865.07 mi (1,392.19 km) |
| Constanta to Mirano | 813.86 mi (1,309.78 km) |
| Constanta to Misano Adriatico | 789.90 mi (1,271.22 km) |
| Constanta to Misilmeri | 894.98 mi (1,440.33 km) |
| Constanta to Missaglia | 947.61 mi (1,525.04 km) |
| Constanta to Misterbianco | 845.84 mi (1,361.24 km) |
| Constanta to Modena | 872.95 mi (1,404.88 km) |
| Constanta to Modica | 884.24 mi (1,423.04 km) |
| Constanta to Modugno | 638.29 mi (1,027.23 km) |
| Constanta to Mogliano Veneto | 807.32 mi (1,299.25 km) |
| Constanta to Molfetta | 643.92 mi (1,036.29 km) |
| Constanta to Molinella | 836.75 mi (1,346.61 km) |
