Miles between Billings, MT and San Mateo, CA

There are
1,186 mi
from Billings, MT to San Mateo, CA

That's the driving distance. It would take 21 hours 26 mins to go from Billings, Montana to San Mateo, California.

The flight distance (direct flight from Billings, MT to San Mateo, CA) is 909.74 mi.

1,186 mi = 1.61 kms