Allen Army Airfield (PABI)
Medium airport · Delta Junction Ft Greely, Alaska, United States
Airport data
| Name | Allen Army Airfield |
|---|---|
| ICAO | PABI |
| IATA | BIG |
| Elevation | 1,291 ft (393 m) above mean sea level |
| Coordinates | N 63°59'40" W 145°43'19" 63.99450, -145.72200 |
| Location | Delta Junction Ft Greely, Alaska, United States |
| Scheduled service | No |
Runways
| Runway | Length | Width | Surface | Lighted |
|---|---|---|---|---|
| 01/19 | 9,000 ft (2743 m) | 150 ft | ASPH-G | No |
| 07/25 | 4,057 ft (1237 m) | 88 ft | ASPH-G | No |
| 10/28 | 6,115 ft (1864 m) | 150 ft | ASPH-G | No |
Allen Army Airfield at a glance
Allen Army Airfield is a medium airport in Delta Junction Ft Greely, Alaska, United States, known to airline systems as BIG. The field elevation of 1,291 ft (393 m) is the number every arriving pilot dials against QNH — circuit heights and initial approach altitudes at PABI are all figured from it. There is no scheduled airline service listed here — typical traffic is general aviation, training and local operations.
Of its 3 runways, the longest — 01/19 — offers 9,000 ft (2743 m) of asph-g surface, without recorded lighting. Runway numbers give magnetic orientation: runway 01 points roughly 10° magnetic.
For the weather side of planning, the live METAR and TAF page for PABI shows the current observation decoded line by line — wind on an instrument dial, visibility, cloud layers and the resulting flight rules — refreshed continuously from official sources.
Nearest airports to Allen Army Airfield
Distances are great-circle, measured from the field reference point — planning distances along airways or roads will run longer.
| Airport | Code | Distance |
|---|---|---|
| Eielson Air Force Base | PAEI | 100 km (54 NM) |
| Ladd Army Airfield | PAFB | 131 km (71 NM) |
| Fairbanks International Airport | PAFA | 137 km (74 NM) |
| Clear Airport | PACL | 168 km (91 NM) |
| Nenana Municipal Airport | PANN | 173 km (93 NM) |
Flight-planning notes for Allen Army Airfield
Density altitude is the quiet performance-killer at any field: on a hot day the 1,291 ft field elevation of Allen Army Airfield can translate into a substantially higher density altitude, stretching take-off rolls and flattening climb rates — run the numbers rather than trusting the feel of a standard day. Expect published instrument procedures, controlled airspace and clearance requirements; slots and handling may apply to general aviation traffic.
This entry is one of 917 airports and airfields we list for United States — the country index on the airports hub links the rest. Coordinates above are given in both DMS and decimal degrees so they can go straight into a GPS, a flight planner or a chart plot without conversion.
Where this data comes from
The reference layer behind this page builds on the OurAirports dataset — a public-domain, community-maintained register of the world's airports that many flight planners and apps rely on — with equity records preserved from documented historical listings where the dataset is silent. Figures are carried as published: elevations as surveyed, coordinates as filed, runway dimensions as recorded. Nothing is estimated to fill a gap, and the whole layer regenerates from source on every site build, so corrections upstream arrive here automatically.
Frequently asked questions about Allen Army Airfield
What is the ICAO code of Allen Army Airfield?
The ICAO identifier of Allen Army Airfield is PABI, and its IATA code is BIG. The ICAO code is the one used in flight plans, METAR reports and aeronautical charts.
How high is Allen Army Airfield above sea level?
Allen Army Airfield sits at an elevation of 1,291 feet (393 metres) above mean sea level. Field elevation is the reference for pattern altitudes and for setting the altimeter on the ground.
Where exactly is Allen Army Airfield located?
The airport lies at 63.9945, -145.7220 — in Delta Junction Ft Greely, Alaska, United States, in the northern hemisphere. The closest listed field is Eielson Air Force Base, about 100 km away.
Does PABI publish METAR weather reports?
Where the station reports, the current METAR and TAF for PABI appear on its live weather page on this site, refreshed continuously from the US NWS Aviation Weather Center feed.
How long is the runway at Allen Army Airfield?
Allen Army Airfield has 3 runways. The longest, 01/19, measures 9,000 ft (2743 m) with a ASPH-G surface.