Joliet Regional Airport (IATA: JOT, ICAO: KJOT, FAA LID: JOT) is a public use airport located four nautical miles (7 km) west of the central business district of Joliet, a city in Will County, Illinois, United States.

The land was purchased in September 1928, and the airport was built with assistance from the United States Department of Commerce.

Joliet Regional Airport covers an area of 178 acres (72 ha) at an elevation of 581 feet (177 m) above mean sea level.

It offers line services like fuel and ground handling as well as a lounge, restroom, work stations, and a courtesy car.

[4] For the 12-month period ending December 31, 2019, the airport had 25,000 aircraft operations, an average of 68 per day: 89% general aviation, 8% air taxi, and 3% military.