Airport
Helena Regional Airport
HLN · Helena, MT
- IATA Code
- HLN
- ICAO Code
- KHLN
- City
- Helena
- Country
- United States
Helena Regional Airport is a regional airport serving Helena, MT. Its IATA code is HLN and its ICAO code is KHLN.
The airfield sits 3,877 feet above sea level.
Below you'll find official on-time statistics, current weather and delays, nearby aircraft and traveler reviews. Flown through HLN recently? Share your experience to help other travelers.
HLN by the numbers
IATA HLN · ICAO KHLN · 3,877 ft elevation · Map
Loading live weather, forecasts, delays and nearby aircraft…
Official departure punctuality
Ranks #8 of 358 U.S. airports for on-time departures
- On-time departures
- 90.9%
- Less than 15 minutes late
- Cancelled
- 0.3%
- Of scheduled flights
- Average delay when late
- 99 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,518
- Scheduled flights in the period
What caused the delays
- Airline (crew, maintenance, cleaning) 51%
- Air traffic control & airport 21%
- Extreme weather 16%
- Late-arriving aircraft 13%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Busiest routes from HLN
| Route | Flights | On time |
|---|---|---|
| Denver (DEN) | 783 | 84% |
| Salt Lake City (SLC) | 725 | 95% |
| Seattle (SEA) | 10 | 60% |
Airlines departing HLN
| Airline | Flights | On-time departures |
|---|---|---|
| SkyWest Airlines | 1,518 | 91% |
Runways
| Runway | Length | Surface |
|---|---|---|
| 09/27 | 9,000 ft | ASP, lighted |
| 05/23 | 4,644 ft | ASP, lighted |
| 16/34 | 2,989 ft | ASP, lighted |
Listen to the tower
Air traffic control frequencies, for scanners and airband radios.
- Recorded airport information (ATIS) 120.400 MHz
- Tower 118.300 MHz
- Ground 121.900 MHz
Runways and frequencies: OurAirports (public domain). Not for navigation.
Tags: HLN, KHLN, Helena airport, Helena Regional Airport
Reviews
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