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The Pilots Desk
Small airport

Horner Field

ICAO MT40Local MT49🇺🇸 Great Falls
Coordinates
47.5937°N, 111.2700°W
Elevation
3,429 ft (1,045 m)
Type
Small airport
Region
US-MT
Time zone
Denver(UTC-06:00)
Magnetic variation
11.6° E

Daylight today(Jul 22, 2026, local time)

Civil dawn
05:13
Sunrise
05:51
Sunset
21:13
Civil dusk
21:51

About 15h 22m 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 Horner Field

Horner Field is a small airport in Great Falls, United States. It sits at an elevation of 3,429 ft (1,045 m) and has 3 runways, the longest 4,809 ft / 1,466 m. It observes America/Denver local time. The nearest airport is Great Falls International Airport (GTF), about 7.9 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 (3)

RunwayLengthWidthSurfaceLightingStatus
UnlitClosed
-1 ftUnlitClosed
5 / 234,809 ft / 1,466 m87 ftTurf/gravelUnlitOpen

Tall obstacles nearby

ObstacleHeight AGLTop (MSL)Lit
Obstacle3,560 ft
Obstacle3,576 ft
Obstacle3,583 ft
Obstacle3,576 ft
Obstacle3,586 ft
Obstacle3,599 ft

Tallest obstacles within ~10 nm. Data via OpenAIP. Reference only — consult official charts.

Nearby airports

Great-circle distance and true bearing from Horner Field.

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 Horner Field located?

Horner Field is small airport located in Great Falls, United States, at an elevation of 3,429 ft (1,045 m).

How many runways does Horner Field have?

Horner Field has 3 runways, the longest being 4,809 ft / 1,466 m.

What time zone is Horner Field in?

Horner Field is in the America/Denver time zone (UTC-06:00).

What is the magnetic variation at Horner Field?

The magnetic variation (declination) at Horner Field is approximately 11.6° E, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.

What airports are near Horner Field?

The nearest airport to Horner Field is Great Falls International Airport (GTF), about 7.9 nm to the ssw, followed by Prill Field and Bair Airport.

Is the information on this page suitable for flight planning?

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