There are
1,562 mi
from Boise, ID to Watauga, TX
That's the driving distance. It would take 1 day 3 hours to go from Boise, Idaho to Watauga, Texas.
The flight distance (direct flight from Boise, ID to Watauga, TX) is 1,265.30 mi.
1,562 mi = 1.61 kms