Lake Charles Regional Airport (IATA: LCH, ICAO: KLCH, FAA LID: LCH) is a public use airport located five nautical miles (9 km) south of the central business district of Lake Charles, a city in Calcasieu Parish, Louisiana, United States. Owned by Calcasieu Parish, the airport serves approximately 375,000 people in the Lake Charles – Jennings combined statistical area.

The airport has two runways. They are oriented 5/23 and 15/33 and do not cross. The grounds are bounded by Lake Street to the west, Gauthier Road to the north, Highway 385 to the east, and Lincoln Road to the south. The entrance is off of Highway 385.

A new modern terminal building was officially opened to the public in 2009. Built in the Louisiana plantation architectural style, it is a two-story terminal with one concourse. In 2009, American Eagle (now Envoy Air) began twice daily, nonstop regional jet service to Dallas/Fort Worth International Airport. American Eagle had previously served the airport with turboprop aircraft before discontinuing all flights at one point.