Lee's Summit Municipal Airport is a public use airport in Jackson County, Missouri, United States. It is owned by the City of Lee's Summit and is located three nautical miles (6 km) north of its central business district. This facility is included in the National Plan of Integrated Airport Systems, which categorized it as a general aviation reliever airport.Although many U.S. airports use the same three-letter location identifier for the FAA and IATA, this airport is assigned LXT by the FAA but has no designation from the IATA.Facilities and aircraftLee's Summit Municipal Airport covers an area of 433 acres (175 ha) at an elevation of 1,004 feet (306 m) above mean sea level. It has two runways with concrete surfaces: 18/36 is 4,016 by 75 feet (1,224 x 23 m) and 11/29 is 3,800 by 75 feet (1,158 x 23 m).