Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kansas to Quincy, Illinois as you normally would.
For a flight from Kansas to Quincy, you will be flying into Quincy Regional. Quincy Regional (UIN) is just 11.4 mi from the center of the city.
Wichita Eisenhower National Airport is ICT and Quincy Regional Airport is UIN. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. Manhattan Airport (MHK), Garden City Mnpl Airport (GCK), Salina Airport (SLN), Hays Airport (HYS), Dodge City Municipal Airport (DDC) are other airports near this flight route and their unique identifiers/IATA codes.