Eureka Airport (IATA: EUE, FAA LID: Ø5U) is seven miles northwest of Eureka, in Eureka County, Nevada, United States. It is owned by the County of Eureka. The airport is toward the south end of the Diamond Valley.

It is also known as Eureka County Airport and in 2007 it was named Booth Bailey Field, honoring Booth Bailey, a Eureka native and founder of Diamond Aviation, the airport's fixed-base operator.

The FAA's National Plan of Integrated Airport Systems for 2023–2027 categorizes it as a general aviation facility.