There are
1,837 mi
from Olathe, KS to Issaquah, WA
That's the driving distance. It would take 1 day 7 hours to go from Olathe, Kansas to Issaquah, Washington.
The flight distance (direct flight from Olathe, KS to Issaquah, WA) is 1,485.19 mi.
1,837 mi = 1.61 kms