| SeaTac to Mancha Real | 5,442.33 mi (8,758.59 km) |
| SeaTac to Manilva | 5,464.23 mi (8,793.83 km) |
| SeaTac to Manises | 5,449.75 mi (8,770.52 km) |
| SeaTac to Manlleu | 5,390.42 mi (8,675.04 km) |
| SeaTac to Manresa | 5,392.59 mi (8,678.54 km) |
| SeaTac to Manzanares | 5,383.62 mi (8,664.10 km) |
| SeaTac to Manzanares el Real | 5,272.98 mi (8,486.05 km) |
| SeaTac to Maracena | 5,473.92 mi (8,809.42 km) |
| SeaTac to Marbella | 5,469.42 mi (8,802.18 km) |
| SeaTac to Marchena | 5,406.79 mi (8,701.39 km) |
| SeaTac to Marin | 5,025.93 mi (8,088.45 km) |
| SeaTac to Marratxi | 5,538.65 mi (8,913.59 km) |
| SeaTac to Martorell | 5,409.87 mi (8,706.35 km) |
| SeaTac to Martos | 5,434.44 mi (8,745.88 km) |
| SeaTac to Masamagrell | 5,448.61 mi (8,768.70 km) |
