| Barcelona to Marly-le-Roi | 517.14 mi (832.25 km) |
| Barcelona to Marmande | 238.20 mi (383.35 km) |
| Barcelona to Maromme | 562.30 mi (904.93 km) |
| Barcelona to Marquette-les-Lille | 643.51 mi (1,035.62 km) |
| Barcelona to Marseille | 209.93 mi (337.84 km) |
| Barcelona to Martigues | 202.43 mi (325.79 km) |
| Barcelona to Massy | 507.75 mi (817.14 km) |
| Barcelona to Maubeuge | 620.59 mi (998.74 km) |
| Barcelona to Mauguio | 180.32 mi (290.20 km) |
| Barcelona to Mauleon | 409.29 mi (658.69 km) |
| Barcelona to Maurepas | 510.05 mi (820.85 km) |
| Barcelona to Maxeville | 542.28 mi (872.72 km) |
| Barcelona to Mayenne | 497.23 mi (800.22 km) |
| Barcelona to Mazamet | 146.08 mi (235.09 km) |
| Barcelona to Meaux | 524.71 mi (844.45 km) |
