There are
282 mi
from Topeka, KS to Siloam Springs, AR
That's the driving distance. It would take 5 hours 20 mins to go from Topeka, Kansas to Siloam Springs, Arkansas.
The flight distance (direct flight from Topeka, KS to Siloam Springs, AR) is 207.86 mi.
282 mi = 454.01 kms