There are
1,180 mi
from Arvada, CO to Mcallen, TX
That's the driving distance. It would take 21 hours 9 mins to go from Arvada, Colorado to Mcallen, Texas.
The flight distance (direct flight from Arvada, CO to Mcallen, TX) is 1,019.33 mi.
1,180 mi = 1,898.68 kms