HLN

Helena Regional Airport

ICAO KHLN46.6068°N 111.9830°W3,877 ft / 1,182 mMedium airport
On the map
Helena Regional Airport - Montana
United States Geological Survey (USGS) · Public domain · Commons

Helena Regional Airport (IATA: HLN, ICAO: KHLN) is a medium airport in Helena, Montana, United States. It opened in Apr 1940. It has 4 runways; the longest is 9,000 ft (2,743 m). In 2025 it handled 205 thousand passengers.

Timeline

1 event · 1940–1940
APR 1940
OpenedHelena Regional Airport opens.
From Wikidata · FAAEvery airfield, 1903–2026

Runways & airfield

Schematic · N · © OpenStreetMap · FAA diagram PDF
Helena Airport Terminal
09/27102° / 282° · LIT
LENGTH9,000 ft2,743 mWIDTH150 ft46 mSURFACEAsphalt
05/23066° / 246° · LIT · SLOPE 1.2%
LENGTH4,644 ft1,416 mWIDTH75 ft23 mSURFACEAsphalt
17/35179° / 359° · LIT · SLOPE 1.7%
LENGTH2,989 ft911 mWIDTH75 ft23 mSURFACEAsphalt
10/28103° / 283°
LENGTH1,584 ft483 mWIDTH75 ft23 mSURFACEGrass

Passengers per year

2014–2025
194K
211K
207K
208K
231K
237K
95K
142K
164K
177K
202K
205K
141516171819202122232425

Routes

6 destinations · 1 country
Most destinationsAlpine Air Express 3Delta Connection 1Alaska Airlines 1United Express 1

Straight lines are great circles; rings mark true distance from HLN. Blue: cargo. From the Wikipedia article “Helena Regional Airport” (revision of 12 Sep 2026), CC BY-SA 4.0.

Records & rankings

Ranked among 48,011 open airports · world · region · country
Passengers205K (2025)1 · FEWER1 · FEWERMEDIAN · 64KMEDIAN · 64KMORE · 103MMORE · 103M#1,526of 3,974 · #340 North America · #227 USLongest runway9,000 ft2,743 m46 m · SHORT150 ft · SHORTMEDIAN · 975 mMEDIAN · 3,200 ftLONG · 5,300 mLONG · 17,388 ft=1,801of 29,823 · =387 North America · =287 USElevation3,877 ft1,182 m-386 m · LOW-1,266 ft · LOWMEDIAN · 240 mMEDIAN · 787 ftHIGH · 4,938 mHIGH · 16,200 ft#3,738of 43,341 · #1,997 North America · #1,575 USAgeOpened 19402026 · NEWEST2026 · NEWESTMEDIAN · 1976MEDIAN · 1976OLDEST · 1902OLDEST · 1902=1,114of 15,079 · =366 North America · =338 USRunways41 · FEWER1 · FEWERMEDIAN · 1MEDIAN · 1MORE · 8MORE · 8=41of 29,943 · =20 North America · =19 US
Scale: share of airports ranked below, best on the right · ties shown as = and a band · passengers are each airport’s latest year on record

Radio frequencies

8 channels
A/DAPP/DEP119.500
ATISATIS120.400
CTAFCTAF118.300
GNDGND121.900
OPSARNG OPS40.650
RDOGREAT FALLS RDO122.550
TWRTWR118.300
UNICUNICOM122.950