| Sintra to Mineral Wells (Texas) | 4,783.54 mi (7,698.36 km) |
| Sintra to Minneapolis (Minnesota) | 4,138.37 mi (6,660.07 km) |
| Sintra to Minnehaha (Washington) | 5,286.41 mi (8,507.65 km) |
| Sintra to Minneola (Florida) | 4,111.08 mi (6,616.14 km) |
| Sintra to Minnetonka (Minnesota) | 4,147.74 mi (6,675.15 km) |
| Sintra to Minooka (Illinois) | 4,019.44 mi (6,468.66 km) |
| Sintra to Minot (North Dakota) | 4,369.41 mi (7,031.88 km) |
| Sintra to Mint Hill (North Carolina) | 3,838.54 mi (6,177.54 km) |
| Sintra to Miramar (Florida) | 4,131.10 mi (6,648.37 km) |
| Sintra to Mishawaka (Indiana) | 3,914.09 mi (6,299.12 km) |
| Sintra to Mission (Texas) | 5,055.07 mi (8,135.34 km) |
| Sintra to Mission Bend (Texas) | 4,784.44 mi (7,699.81 km) |
| Sintra to Mission Viejo (California) | 5,648.77 mi (9,090.81 km) |
| Sintra to Missoula (Montana) | 4,917.46 mi (7,913.89 km) |
| Sintra to Missouri City (Texas) | 4,783.04 mi (7,697.56 km) |
