There are
1,175 mi
from Ottawa, KS to Lansdowne, PA
That's the driving distance. It would take 22 hours 20 mins to go from Ottawa, Kansas to Lansdowne, Pennsylvania.
The flight distance (direct flight from Ottawa, KS to Lansdowne, PA) is 1,071.12 mi.
1,175 mi = 1,891.12 kms