FAA facility Airport

HELENA RGNL

HELENA, MONTANA FAA HLN ICAO KHLN Open to the public

Open View on OpenStreetMap

Runways

4 records · drawn to relative scale

05/23 4,644 × 75 ft · Asphalt (fair) · Medium-intensity edge lights

05 23

Runway-end details

Runway 05/23 end details
End	True hdg	ILS	Glide slope aid	Approach lights	Displaced thr	Declared distances
05	66°	—	PAPI · 2-light · left side	—	—	TORA 4,644 · TODA 4,644 · ASDA 4,644 · LDA 4,644
23 RP	246°	—	PAPI · 2-light · left side	—	—	TORA 4,644 · TODA 4,644 · ASDA 4,644 · LDA 4,644

09/27 9,000 × 150 ft · Asphalt (good) · High-intensity edge lights

09 27

Runway-end details

Runway 09/27 end details
End	True hdg	ILS	Glide slope aid	Approach lights	Displaced thr	Declared distances
09	102°	—	PAPI · 4-light · left side	—	—	TORA 9,000 · TODA 9,000 · ASDA 9,000 · LDA 9,000
27 RP	282°	ILS	PAPI · 4-light · left side	MALSR Medium-intensity ALS with runway alignment lights	—	TORA 9,000 · TODA 9,000 · ASDA 9,000 · LDA 9,000

10/28 1,584 × 75 ft · Turf · Unlighted

10 28

Runway-end details

Runway 10/28 end details
End	True hdg	ILS	Glide slope aid	Approach lights	Displaced thr	Declared distances
10	103°	—	—	—	—	—
28	283°	—	—	—	—	—

17/35 2,989 × 75 ft · Asphalt (fair) · Medium-intensity edge lights

17 35

Runway-end details

Runway 17/35 end details
End	True hdg	ILS	Glide slope aid	Approach lights	Displaced thr	Declared distances
17	179°	—	—	—	—	TORA 2,989 · TODA 2,989 · ASDA 2,989 · LDA 2,989
35 RP	359°	—	—	—	—	TORA 2,989 · TODA 2,989 · ASDA 2,989 · LDA 2,989

Communications

18 published frequencies

Published communications frequencies
Use	Frequency	Hours
HLN VORTAC	117.7/124X	—
CTAF	118.3	—
LCL/P	118.3	0600-2200
APCH/P DEP/P	119.5	0600-2200
ATIS	120.4	0600-2200
HLN ASOS	120.4	—
EMERG	121.5	0600-2200
GND/P	121.9	0600-2200
HELENA RCO	122.2	—
UNICOM	122.95	—
ARNG OPS	126.2	0600-2200
BUTTE RCAG	133.4	—

Show 6 more frequencies

APCH/P DEP/P	229.4	0600-2200
EMERG	243.0	0600-2200
LCL/P	257.8	0600-2200
BUTTE RCAG	285.4	—
ARNG OPS	321.45	0600-2200
ARNG OPS	40.65	0600-2200

Instrument landing systems

NASR ILS_BASE records

Instrument landing system records
Runway end	System	Category	Frequency	Status
27	ILS	I	110.1	Operational ifr (1972-06-15)

FAA listing history

Identities observed in NASR snapshots

HELENA RGNL Observed 2024-06-13 through 2026-07-09 KHLN

Dates describe available FAA snapshots, not exact opening, closure or construction dates.

Material changes

First observed in NASR cycles

No public material changes are recorded yet.

Facility facts

FAA / ICAO: HLN / KHLN
Type: Airport A
Status: Open
Ownership: Publicly owned
Use: Open to the public
Activated: 1940-04
Part 139: Class I · ARFF index B I B
Fuel: 100 100LL JET A
Repair: Airframe: Major
Powerplant: Major
Tower: Control tower + radar approach control ATCT-A/C
Landing fee: Charged
Medical use: Yes

Location

City: HELENA, MT
County: Lewis And Clark
FAA region: Northwest Mountain region
Coordinates: 46.60672, -111.98328
Elevation: 3,877.3 ft (3RD PARTY SURVEY)

View coordinates on OpenStreetMap

Weather stations

HLN Commissioned 1994-10-25 ASOS

Wildlife strikes

28Reported strikes

6With damage

0Injuries

Latest matched event: 2026-05-29. Safety-event data, separate from NASR infrastructure facts.

2012 2026

Wildlife strikes by year for HELENA RGNL
Year	Strikes	Damaging
2012	0	0
2013	1	0
2014	1	0
2015	0	0
2016	1	1
2017	0	0
2018	3	1
2019	6	0
2020	0	0
2021	3	0
2022	0	0
2023	3	0
2024	2	0
2025	1	0
2026	1	0

FAA NASR cycle effective 2026-08-06. Operational information changes every cycle — consult current FAA publications, the Chart Supplement and NOTAMs before flight.