California to Colorado is further than California to Utah.
Idaho is further west than Colorado.
If you are driving or flying to Colorado or Utah from California, Colorado is farther away.
California and Utah are about 120 miles apart at closest point. Colorado is much further.
Utah is much further west than Iowa. Driving from Iowa to Utah you would drive through Nebraska and Colorado.
Colorado is "further away" from California than Utah is in the sense that, given a pair of points in Colorado and California, there is at least one point in Utah which is closer to the point in California than the point in Colorado is.
Colorado is east of Utah.
Colorado's western border is shared with Utah.
Colorado is approximately 300 miles away from Utah.
California to Colorado, obviously!
No, it's in Colorado.
cali, Colorado
Colorado lies east of Utah. Utah lies to the north-east of California. Therefore, Colorado is farther from California. See the link for a map.