Helena Regional Airport (KHLN)
Medium airport · Helena, Montana, United States
Airport data
| Name | Helena Regional Airport |
|---|---|
| ICAO | KHLN |
| IATA | HLN |
| Elevation | 3,877 ft (1182 m) above mean sea level |
| Coordinates | N 46°36'24" W 111°58'59" 46.60680, -111.98300 |
| Location | Helena, Montana, United States |
| Scheduled service | Yes |
Runways
| Runway | Length | Width | Surface | Lighted |
|---|---|---|---|---|
| 05/23 | 4,644 ft (1415 m) | 75 ft | ASP | Yes |
| 09/27 | 9,000 ft (2743 m) | 150 ft | ASP | Yes |
| 16/34 | 2,989 ft (911 m) | 75 ft | ASP | Yes |
Helena Regional Airport at a glance
Helena Regional Airport is a medium airport in Helena, Montana, United States, known to airline systems as HLN. The field elevation of 3,877 ft (1182 m) is the number every arriving pilot dials against QNH — circuit heights and initial approach altitudes at KHLN are all figured from it. The airport handles scheduled commercial service, so expect controlled procedures, published approaches and commercial traffic in the pattern.
Of its 3 runways, the longest — 09/27 — offers 9,000 ft (2743 m) of asp surface, with runway lighting for night operations. Runway numbers give magnetic orientation: runway 09 points roughly 90° magnetic.
For the weather side of planning, the live METAR and TAF page for KHLN 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 Helena Regional Airport
Distances are great-circle, measured from the field reference point — planning distances along airways or roads will run longer.
| Airport | Code | Distance |
|---|---|---|
| Bert Mooney Airport | KBTM | 83 km (45 NM) |
| Great Falls International Airport | KGTF | 108 km (58 NM) |
| Bozeman Yellowstone International Airport | KBZN | 112 km (60 NM) |
| Mission Field | KLVM | 155 km (84 NM) |
| Missoula Montana Airport | KMSO | 164 km (89 NM) |
Flight-planning notes for Helena Regional Airport
Density altitude is the quiet performance-killer at any field: on a hot day the 3,877 ft field elevation of Helena Regional Airport 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 Helena Regional Airport
What is the ICAO code of Helena Regional Airport?
The ICAO identifier of Helena Regional Airport is KHLN, and its IATA code is HLN. The ICAO code is the one used in flight plans, METAR reports and aeronautical charts.
How high is Helena Regional Airport above sea level?
Helena Regional Airport sits at an elevation of 3,877 feet (1182 metres) above mean sea level. Field elevation is the reference for pattern altitudes and for setting the altimeter on the ground.
Where exactly is Helena Regional Airport located?
The airport lies at 46.6068, -111.9830 — in Helena, Montana, United States, in the northern hemisphere. The closest listed field is Bert Mooney Airport, about 83 km away.
Does KHLN publish METAR weather reports?
Where the station reports, the current METAR and TAF for KHLN 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 Helena Regional Airport?
Helena Regional Airport has 3 runways. The longest, 09/27, measures 9,000 ft (2743 m) with a ASP surface.