Muir Army Air Field (Fort Indiantown Gap) Airport
Daylight today(Jul 16, 2026, local time)
About 14h 46m 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 Muir Army Air Field (Fort Indiantown Gap) Airport
Muir Army Heliport (previously Muir Army Airfield) (IATA: MUI, ICAO: KMUI, FAA LID: MUI) is a military airport at Fort Indiantown Gap, near Annville, Pennsylvania, United States. It is home to the 28th Combat Aviation Brigade and Eastern Army National Guard Aviation Training Site (EAATS), operated by the Pennsylvania Army National Guard. It is 24 nautical miles (44 kilometres) northeast of the central business district of Harrisburg, in South Central Pennsylvania. The airfield has one active runway designated 7/25 with a 3,978 ft × 98 ft (1,212 m × 30 m) asphalt surface.
Summary from Wikipedia, photo via Wikimedia Commons, licensed under CC BY-SA.
Live weather
KMUILive departures & arrivals
Flight data by AeroDataBox. Times are estimates — not for navigation; confirm with the airline.
Where you can fly from here
Current scheduled routes & daily frequency by AeroDataBox. Approximate — confirm bookable schedules with the airline.
Map
Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.
Runways (4)
| Runway | Length | Width | Surface | Lighting | Status |
|---|---|---|---|---|---|
| 07 / 25▸ displaced | 3,981 ft / 1,213 m | 98 ft | Asp | Lighted | Open |
| H1 | 100 ft / 30 m | 100 ft | Con | Unlit | Open |
| H2 | 100 ft / 30 m | 100 ft | Con | Unlit | Open |
| H3 | 100 ft / 30 m | 100 ft | Con | Unlit | Open |
Radio frequencies (6)
| Type | Description | Frequency |
|---|---|---|
| A/D | HARRISBURG APP/DEP | 118.250 MHz |
| CTAF | CTAF | 126.200 MHz |
| GND | GND | 121.625 MHz |
| MISC | FLT FLW | 40.900 MHz |
| OPS | ARNG OPS | 49.950 MHz |
| TWR | TWR | 126.200 MHz |
Navaids(1)
Instrument procedures & charts
Airport diagram (1)
Instrument approaches (3)
Departure procedures (SIDs) (1)
Takeoff & alternate minimums (1)
Charts published by the FAA (public domain) and updated each 28-day cycle. Always fly the current, official chart. Full charts page.
Airspace in this area(3)
| Name | Class | Type | Floor | Ceiling |
|---|---|---|---|---|
| FORT INDIANTOWN GAP CLASS D | Class D | Controlled | GND | 3000 ft MSL |
| R5802E | Special use | Restricted | FL220 | FL250 |
| DZ PPA013 BY NOTAM | Special use | Danger | GND | 2000 ft GND |
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 Muir Army Air Field (Fort Indiantown Gap) Airport.
Frequently asked questions
What is the ICAO code for Muir Army Air Field (Fort Indiantown Gap) Airport?
The ICAO code for Muir Army Air Field (Fort Indiantown Gap) Airport is KMUI, and its IATA code is MUI.
Where is Muir Army Air Field (Fort Indiantown Gap) Airport located?
Muir Army Air Field (Fort Indiantown Gap) Airport is medium airport located in Fort Indiantown Gap(Annville), United States, at an elevation of 488 ft (149 m).
How many runways does Muir Army Air Field (Fort Indiantown Gap) Airport have?
Muir Army Air Field (Fort Indiantown Gap) Airport has 4 runways, the longest being 3,981 ft / 1,213 m.
What time zone is Muir Army Air Field (Fort Indiantown Gap) Airport in?
Muir Army Air Field (Fort Indiantown Gap) Airport is in the America/New York time zone (UTC-04:00).
What is the magnetic variation at Muir Army Air Field (Fort Indiantown Gap) Airport?
The magnetic variation (declination) at Muir Army Air Field (Fort Indiantown Gap) Airport is approximately 11.2° W, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near Muir Army Air Field (Fort Indiantown Gap) Airport?
The nearest airport to Muir Army Air Field (Fort Indiantown Gap) Airport is Dee Jay Airport (8PA1), about 3.4 nm to the ese, followed by Horst Airport and Farmers Pride Airport.
Is the information on this page suitable for flight planning?
No. Muir Army Air Field (Fort Indiantown Gap) Airport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.