Las Arenas Earth and Sky Observatory Airport
Daylight today(Jul 18, 2026, local time)
About 14h 26m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.
About Las Arenas Earth and Sky Observatory Airport
Las Arenas Earth and Sky Observatory Airport is a small airport in Alamosa, United States. It sits at an elevation of 7,582 ft (2,311 m) and has 1 runway, the longest 2,700 ft / 823 m. It observes America/Denver local time. The nearest airport is Alamosa Outport Airport (US-1933), about 3.8 nm to the ssw.
Summary generated from this airport’s structured data — reference only.
Map
Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.
Runways (1)
| Runway | Length | Width | Surface | Lighting | Status |
|---|---|---|---|---|---|
| 2 / 20 | 2,700 ft / 823 m | 40 ft | Dirt | Unlit | Open |
Airspace in this area(1)
| Name | Class | Type | Floor | Ceiling |
|---|---|---|---|---|
| ALAMOSA CLASS E2 | Class E | Controlled | GND | 17999 ft MSL |
Approximate bounding-box match from OpenAIP · all United States airspace. Reference only — consult official charts for exact boundaries and status.
Nearby airports
Great-circle distance and true bearing from Las Arenas Earth and Sky Observatory Airport.
Frequently asked questions
Where is Las Arenas Earth and Sky Observatory Airport located?
Las Arenas Earth and Sky Observatory Airport is small airport located in Alamosa, United States, at an elevation of 7,582 ft (2,311 m).
How many runways does Las Arenas Earth and Sky Observatory Airport have?
Las Arenas Earth and Sky Observatory Airport has 1 runway, the longest being 2,700 ft / 823 m.
What time zone is Las Arenas Earth and Sky Observatory Airport in?
Las Arenas Earth and Sky Observatory Airport is in the America/Denver time zone (UTC-06:00).
What is the magnetic variation at Las Arenas Earth and Sky Observatory Airport?
The magnetic variation (declination) at Las Arenas Earth and Sky Observatory Airport is approximately 7.6° E, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near Las Arenas Earth and Sky Observatory Airport?
The nearest airport to Las Arenas Earth and Sky Observatory Airport is Alamosa Outport Airport (US-1933), about 3.8 nm to the ssw, followed by Green Acres Airport and Blanca Airport.
Is the information on this page suitable for flight planning?
No. Las Arenas Earth and Sky Observatory Airport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.