There are
1,292 mi
from Garland, TX to Manassas Park, VA
That's the driving distance. It would take 23 hours 15 mins to go from Garland, Texas to Manassas Park, Virginia.
The flight distance (direct flight from Garland, TX to Manassas Park, VA) is 1,144.91 mi.
1,292 mi = 2,078.96 kms