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The Pilots Desk
Small airport

Mackay Ranch Airport

ICAO US-0107🇺🇸 Roscoe
Coordinates
45.3202°N, 109.5490°W
Elevation
5,400 ft (1,646 m)
Type
Small airport
Region
US-MT
Time zone
Denver(UTC-06:00)
Magnetic variation
10.4° E

Daylight today(Jul 17, 2026, local time)

Civil dawn
05:11
Sunrise
05:47
Sunset
21:03
Civil dusk
21:39

About 15h 16m 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 Mackay Ranch Airport

Mackay Ranch Airport is a small airport in Roscoe, United States. It sits at an elevation of 5,400 ft (1,646 m). It observes America/Denver local time. The nearest airport is Nye Airport (US-7777), about 13.1 nm to the wnw.

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 (0)

No runway data recorded for this airport.

Nearby airports

Great-circle distance and true bearing from Mackay Ranch Airport.

Live tracking (FR24) Open in Maps
🇺🇸 More airports in United States📘 Flying in the United States: a pilot's guide

Frequently asked questions

Where is Mackay Ranch Airport located?

Mackay Ranch Airport is small airport located in Roscoe, United States, at an elevation of 5,400 ft (1,646 m).

What time zone is Mackay Ranch Airport in?

Mackay Ranch Airport is in the America/Denver time zone (UTC-06:00).

What is the magnetic variation at Mackay Ranch Airport?

The magnetic variation (declination) at Mackay Ranch Airport is approximately 10.4° E, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.

What airports are near Mackay Ranch Airport?

The nearest airport to Mackay Ranch Airport is Nye Airport (US-7777), about 13.1 nm to the wnw, followed by Red Lodge Airport and Bangart Field.

Is the information on this page suitable for flight planning?

No. Mackay Ranch Airport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.