| SeaTac to Mombris | 5,105.74 mi (8,216.89 km) |
| SeaTac to Monchengladbach | 4,975.08 mi (8,006.61 km) |
| SeaTac to Monschau | 5,007.60 mi (8,058.95 km) |
| SeaTac to Montabaur | 5,052.44 mi (8,131.12 km) |
| SeaTac to Moosburg | 5,264.61 mi (8,472.58 km) |
| SeaTac to Morbach | 5,071.42 mi (8,161.66 km) |
| SeaTac to Morfelden-Walldorf | 5,095.92 mi (8,201.09 km) |
| SeaTac to Morlenbach | 5,123.03 mi (8,244.72 km) |
| SeaTac to Morsbach | 5,024.92 mi (8,086.83 km) |
| SeaTac to Mosbach | 5,147.23 mi (8,283.66 km) |
| SeaTac to Mosigkau | 5,069.95 mi (8,159.30 km) |
| SeaTac to Mossingen | 5,200.70 mi (8,369.71 km) |
| SeaTac to Much | 5,014.52 mi (8,070.08 km) |
| SeaTac to Mucheln | 5,092.37 mi (8,195.38 km) |
| SeaTac to Muhlacker | 5,163.52 mi (8,309.89 km) |
