There are
1,984 mi
from Grand Junction, CO to Lansdowne, PA
That's the driving distance. It would take 1 day 11 hours to go from Grand Junction, Colorado to Lansdowne, Pennsylvania.
The flight distance (direct flight from Grand Junction, CO to Lansdowne, PA) is 1,764.92 mi.
1,984 mi = 3,193.04 kms