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The Pilots Desk
Small airport

Dog Leg Airport

ICAO US-8428Local MT63🇺🇸 East Helena
Coordinates
46.5845°N, 111.7785°W
Elevation
3,983 ft (1,214 m)
Type
Small airport
Region
US-MT
Time zone
Denver(UTC-06:00)
Magnetic variation
11.6° E

Daylight today(Sep 2, 2026, local time)

Civil dawn
06:18
Sunrise
06:49
Sunset
20:06
Civil dusk
20:38

About 13h 17m 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 Dog Leg Airport

Dog Leg Airport is a small airport in East Helena, United States. It sits at an elevation of 3,983 ft (1,214 m) and has 1 runway, the longest 1,970 ft / 600 m. It observes America/Denver local time. The nearest airport is M4 Strip (US-1985), about 5.1 nm to the wsw.

Summary generated from this airport’s structured data — reference only.

Live traffic nearby

Aircraft currently within ~40 nm, from live ADS-B. Positions are approximately real-time — not for navigation.

Loading live traffic…

Live ADS-B by adsb.lol & the OpenSky Network. Not for navigation.

Map

Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.

Runways (1)

RunwayLengthWidthSurfaceLightingStatus
16 / 341,970 ft / 600 m30 ftTurfUnlitOpen

Nearby airports

Great-circle distance and true bearing from Dog Leg 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 Dog Leg Airport located?

Dog Leg Airport is small airport located in East Helena, United States, at an elevation of 3,983 ft (1,214 m).

How many runways does Dog Leg Airport have?

Dog Leg Airport has 1 runway, the longest being 1,970 ft / 600 m.

What time zone is Dog Leg Airport in?

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

What is the magnetic variation at Dog Leg Airport?

The magnetic variation (declination) at Dog Leg Airport 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 Dog Leg Airport?

The nearest airport to Dog Leg Airport is M4 Strip (US-1985), about 5.1 nm to the wsw, followed by Helena Regional Airport and Elk Meadows Ranch Airport.

Is the information on this page suitable for flight planning?

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