Yampa Valley Airport — Hayden, United States

Yampa Valley Airport, known by the code HDN, serves Hayden, Colorado, and is the primary gateway for visitors heading to the Steamboat Springs ski resort area. Located roughly midway between Hayden and Steamboat Springs, HDN sees a pronounced seasonal surge in winter when major U.S. airlines add nonstop flights from large hub cities specifically to serve skiers and snowboarders. During the off-season, traffic drops considerably, reflecting the resort-driven nature of demand. The airport features a single long runway capable of handling narrow-body jets, unusual for a facility serving such a small year-round population, a direct result of the high-value ski tourism economy it supports.