Ruby Valley Field (K7S1)

Ruby Valley Field (K7S1) is a small airport in Twin Bridges, MT. It sits in North America.

Ruby Valley Field has no scheduled airline service.

The longest runway measures 6,000 ft (1,829 m), typically long enough for most midsize and super-midsize jets. Aircraft typically matched to a runway of this length include the Citation Longitude, Challenger 350, and Gulfstream G280. Actual runway requirements vary with aircraft weight, air temperature, field elevation, and runway condition.

Ruby Valley Field sits at 4,777 ft above sea level. Hot-and-high conditions can meaningfully reduce takeoff performance in summer, so planners should factor density altitude into payload and fuel decisions.

Local operations run on America/Denver.

SkyAccess currently tracks 2 departing and 1 arriving private-jet legs at K7S1 across the next six months of operator inventory. 2 charter operators have run trips through this field in our recent inventory window.

Use this page to compare K7S1 against nearby alternatives, browse live empty-leg pricing in both directions, and brief yourself on the runway and elevation profile before you book.