There are
1,112 mi
from Mt Prospect, IL to Pasadena, TX
That's the driving distance. It would take 20 hours 11 mins to go from Mt Prospect, Illinois to Pasadena, Texas.
The flight distance (direct flight from Mt Prospect, IL to Pasadena, TX) is 946.10 mi.
1,112 mi = 1,789.30 kms