HLN
Helena Regional Airport
Helena · United StatesICAO KHLN
Helena Regional Airport (HLN) is an airport serving Helena, United States, located in the Northern and Western hemispheres at coordinates 46° 36' 24.5" N, 111° 58' 58.8" W. The airport sits at an elevation of 3,877 feet (1,182 meters) above sea level. With 5 direct destinations served by 3 airlines, it is a regional hub for air travel. The local timezone is America/Denver (GMT-6).
Destinations
5
Airlines
3
Elevation ft
3,877/ 1,182m
America/Denver
GMT-6
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Airport Details
IATA Code
HLN
ICAO Code
KHLN
City
Helena
Country
United States
Elevation
3,877 ft
Local Time
10:29 AM (GMT-6)
Coordinates
Latitude:46.6068°
Longitude:-111.9830°
Popular Routes from HLN
| Destination | City | Distance | Flight Time | Type | CO2 (Economy) | |
|---|---|---|---|---|---|---|
| DEN | Denver, United States | 594 mi | 1h 37m | short-haul | 244 kg | View |
| GTF | Great Falls, United States | 67 mi | 0h 38m | short-haul | 28 kg | View |
| MSP | Minneapolis, United States | 913 mi | 2h 14m | short-haul | 375 kg | View |
| SEA | Seattle, United States | 491 mi | 1h 26m | short-haul | 201 kg | View |
| SLC | Salt Lake City, United States | 402 mi | 1h 16m | short-haul | 165 kg | View |
Airlines Operating at HLN
3 active airlines serving Helena Regional Airport.
Alaska Airlines
ASALASKA
Delta Air Lines
DLUnited States
United Airlines
UAUnited States
CO2 Emissions Reference
Estimated carbon dioxide emissions per passenger for sample flight distances, based on DEFRA 2024 emission factors.
| Route Type | Distance | Economy | Premium Eco | Business | First |
|---|---|---|---|---|---|
| Short-haul | 800 km | 204 kg | 326 kg | 592 kg | 816 kg |
| Medium-haul | 3,000 km | 468 kg | 749 kg | 1357 kg | 1872 kg |
| Long-haul | 8,000 km | 1200 kg | 1920 kg | 3480 kg | 4800 kg |
Values are estimates based on average emission factors. Actual emissions vary by aircraft type, load factor, and routing.
Nearby Airports
Airports closest to Helena Regional Airport that may serve as alternatives.
| Airport | IATA | City | Country | Distance |
|---|---|---|---|---|
| Bert Mooney Airport | BTM | Butte | United States | 83 km |
| Great Falls International Airport | GTF | Great Falls | United States | 108 km |
| Gallatin Field | BZN | Bozeman | United States | 112 km |
| Missoula International Airport | MSO | Missoula | United States | 165 km |
| Idaho Falls Regional Airport | IDA | Idaho Falls | United States | 344 km |
| Lethbridge County Airport | YQL | Lethbridge | Canada | 342 km |
| Glacier Park International Airport | FCA | Kalispell | United States | 255 km |
| Havre City County Airport | HVR | Havre | United States | 272 km |
Other Airports in United States
Aberdeen Regional Airport
ABRAberdeen
Abilene Regional Airport
ABIAbilene
Adak Airport
ADKAdak Island
Akhiok Airport
AKKAkhiok
Akron Canton Regional Airport
CAKAkron
Alakanuk Airport
AUKAlakanuk
San Luis Valley Regional Bergman Field
ALSAlamosa
Albany International Airport
ALBAlbany
Southwest Georgia Regional Airport
ABYAlbany
Albuquerque International Sunport
ABQAlbuquerque
Alexandria International Airport
AEXAlexandria
Allakaket Airport
AETAllakaket
Geographic & Timezone Details
Position
- Latitude (DMS)
- 46° 36' 24.5" N
- Longitude (DMS)
- 111° 58' 58.8" W
- Latitude (Decimal)
- 46.606800
- Longitude (Decimal)
- -111.983002
- Hemisphere
- Northern / Western
Timezone
- IANA Timezone
- America/Denver
- UTC Offset
- GMT-6
- Current Local Time
- 10:29 AM
- Elevation (ft)
- 3,877 ft
- Elevation (m)
- 1,182 m
Frequently Asked Questions
What is the IATA code for Helena Regional Airport?
The IATA code for Helena Regional Airport is HLN, and its ICAO code is KHLN. The airport is located in Helena, United States.
How many destinations can you fly to from HLN?
There are 5 direct destinations available from Helena Regional Airport (HLN) in Helena, United States.
What airlines fly from HLN?
There are 3 airlines operating from HLN, including Alaska Airlines, Delta Air Lines, United Airlines.
What timezone is Helena Regional Airport in?
Helena Regional Airport is in the America/Denver timezone (GMT-6). The airport is located in the Northern and Western hemispheres.
What is the elevation of Helena Regional Airport?
Helena Regional Airport sits at an elevation of 3,877 feet (1,182 meters) above sea level.
Dig deeper from HLN
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Methodology & sources →
Vincenty on WGS-84, DEFRA 2024, Lee 2021 — every formula and primary source.
Airline alliances →
Star, oneworld, SkyTeam — the alliances that operate most international routes from major hubs.
World's busiest airports →
ACI World 2023 top ten by passenger traffic and where this airport sits in the global rank.
External References
Learn more about Helena Regional Airport from these external sources.
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