KHDN is the ICAO code for Yampa Valley Airport (IATA HDN), located in Hayden, CO.
Yampa Valley Regional Airport is in Routt County, Colorado, United States, serving the communities of Steamboat Springs, Hayden, and Craig, Colorado. The airport is two miles southeast of Hayden, about 20 miles east of Craig and about 25 miles (40 km) west of Steamboat Springs. It has the only scheduled passenger flights in northwest Colorado. It is also used by larger business jets that cannot use the smaller Steamboat Springs Airport.
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