Driving distance from Omaha, NE to Wichita, KS. The total driving distance from Omaha, NE to Wichita, KS is 307 miles or 494 kilometers. Your trip begins in Omaha, Nebraska. It ends in Wichita, Kansas. If you are planning a road trip, you might also want to calculate the total driving time from Omaha, NE to Wichita, KS so you can see when you'll arrive at your destination.