Miles between San Marcos, CA and Rock Springs, WY

There are
877 mi
from San Marcos, CA to Rock Springs, WY

That's the driving distance. It would take 15 hours 24 mins to go from San Marcos, California to Rock Springs, Wyoming.

The flight distance (direct flight from San Marcos, CA to Rock Springs, WY) is 728.38 mi.

877 mi = 1,411.10 kms