United States · 179 miles (288 km)

Alamosa (ALS) to Denver (DEN) flights

One airline flies nonstop from Alamosa (ALS) to Denver (DEN): Key Lime Air. The two airports are 179 miles (288 km) apart.

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Airlines flying nonstop from ALS to DEN

  • KG
    Key Lime AirNot in an alliance

ALS to DEN: common questions

Which airlines fly nonstop from ALS to DEN?

Key Lime Air flies nonstop from Alamosa (ALS) to Denver (DEN).

How far is Alamosa from Denver by plane?

Alamosa (ALS) and Denver (DEN) are 179 miles (288 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.

How many miles does ALS to DEN cost?

It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for ALS to DEN with taxes and fees.

More routes

DEN to ALSEvery nonstop from ALSEvery nonstop from DEN

Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.