Want this question answered?
Concordia, Kansas is the city that is halfway.
According to MeetWays, halfway between Cheyenne, Wyoming and Wichita, Kansas would be a point near Brewster, Kansas on I70.
Kansas
Kansas
maps.google.com Kansas City, Kansas or Wichita, Kansas
What city is Halfway between Goodland, Kansas and Ontario, Canada
The halfway point between Melbourne and London is Akyab, Myanmar.
Kansas City, Missouri.
Salina Kansas
Either Nebraska or Kansas
The halfway point is basically the area where Nebraska, Colorado and Wyoming meet. This is not an exact answer, but in relative terms this is the halfway point between Salmon, Idaho and Kansas City, Missouri. If your looking for a town, then I would say the capitol city of Wyoming (Cheyenne) is pretty much as close as your going to get to a city halfway between Salmon and K.C.
No city is exactly halfway between, but Lawrence in the closest. ROCK CHALK!