| SeaTac to Montijo | 5,280.89 mi (8,498.77 km) |
| SeaTac to Montilla | 5,419.53 mi (8,721.89 km) |
| SeaTac to Montmelo | 5,414.73 mi (8,714.17 km) |
| SeaTac to Montornes del Valles | 5,415.82 mi (8,715.92 km) |
| SeaTac to Montoro | 5,404.16 mi (8,697.15 km) |
| SeaTac to Monzon | 5,333.41 mi (8,583.29 km) |
| SeaTac to Mora | 5,332.77 mi (8,582.26 km) |
| SeaTac to Moralzarzal | 5,272.36 mi (8,485.04 km) |
| SeaTac to Moron de la Frontera | 5,417.10 mi (8,717.97 km) |
| SeaTac to Mostoles | 5,294.33 mi (8,520.41 km) |
| SeaTac to Motril | 5,502.60 mi (8,855.58 km) |
| SeaTac to Muchamiel | 5,509.85 mi (8,867.24 km) |
| SeaTac to Mula | 5,497.33 mi (8,847.10 km) |
| SeaTac to Munguia | 5,161.11 mi (8,306.00 km) |
| SeaTac to Murcia | 5,512.00 mi (8,870.71 km) |
