Hays Regional Airport (IATA: HYS, ICAO: KHYS, FAA LID: HYS) is three miles southeast of Hays, in Ellis County, Kansas, United States.

Frontier flew Convair 580 aircraft along the same route until service ended in early 1977.

Air Midwest served Hays from 1969 through 2007 using Beechcraft 99 and Fairchild Swearingen Metroliner II aircraft.

The current provider, SkyWest Airlines, operating as United Express, began service to Denver on August 1, 2014, using Bombardier CRJ100/200 regional jets.

In the year ending December 31, 2021, the airport had 31,329 aircraft operations, an average of 86 per day: 70% general aviation, 25% air taxi, 5% airline and less than 1% military.