Miles between Mcallen, TX and Castle Rock, CO

There are
1,141 mi
from Mcallen, TX to Castle Rock, CO

That's the driving distance. It would take 20 hours 25 mins to go from Mcallen, Texas to Castle Rock, Colorado.

The flight distance (direct flight from Mcallen, TX to Castle Rock, CO) is 987.16 mi.

1,141 mi = 1.61 kms