There are
670 mi
from Mesquite, TX to Swansea, IL
That's the driving distance. It would take 12 hours 5 mins to go from Mesquite, Texas to Swansea, Illinois.
The flight distance (direct flight from Mesquite, TX to Swansea, IL) is 544.21 mi.
670 mi = 1,077.73 kms