# Cavern City Air Terminal (CNM / KCNM)

**Cavern City Air Terminal** (IATA: CNM, ICAO: KCNM) is a medium airport in Carlsbad, New Mexico, United States. It opened in Apr 1941. It has 4 runways; the longest is 7,854 ft (2,394 m). In 2025 it handled 8 thousand passengers.

Web page: https://dromopedia.com/airports/kcnm

## At a glance

- IATA / ICAO: CNM / KCNM
- FAA: CNM
- Type: Medium airport
- Serves: Carlsbad, New Mexico, United States
- Opened: Apr 1941
- Elevation: 3,295 ft / 1,004 m
- Coordinates: 32.3375, -104.2630
- Runways: 4
- Longest runway: 7,854 ft / 2,394 m
- Instrument procedures: 5 approaches
- Passengers: 8,459 (2025)
- Time zone: UTC-7/-6 · America/Denver
- Wikipedia: https://en.wikipedia.org/wiki/Cavern_City_Air_Terminal (9 languages)
- Wikidata: https://www.wikidata.org/wiki/Q1962633
- Weather station: KCNM
- Ident: KCNM

## Timeline

- Apr 1941: Cavern City Air Terminal opens.

## Runways

| Ident | Length | Width | Surface | True headings | Lighted |
| --- | --- | --- | --- | --- | --- |
| 03/21 | 7,854 ft / 2,394 m | 150 ft / 46 m | Asphalt | 044° / 224° | yes |
| 14R/32L | 5,837 ft / 1,779 m | 100 ft / 31 m | Asphalt | 154° / 334° | yes |
| 08/26 | 5,334 ft / 1,626 m | 75 ft / 23 m | Asphalt | 090° / 270° | yes |
| 14L/32R | 4,616 ft / 1,407 m | 150 ft / 46 m | Asphalt | 156° / 336° |  |

- FAA airport diagram: https://aeronav.faa.gov/d-tpp/2611/00071AD.PDF

## Passengers per year

| Year | Passengers | Source |
| --- | --- | --- |
| 2016 | 6,079 | BTS T-100 Segment |
| 2017 | 7,818 | BTS T-100 Segment |
| 2018 | 9,816 | BTS T-100 Segment |
| 2019 | 10,315 | BTS T-100 Segment |
| 2020 | 5,810 | BTS T-100 Segment |
| 2021 | 9,035 | BTS T-100 Segment |
| 2022 | 10,503 | BTS T-100 Segment |
| 2023 | 10,108 | BTS T-100 Segment |
| 2024 | 7,897 | BTS T-100 Segment |
| 2025 | 8,459 | BTS T-100 Segment |

## Routes

2 destinations in 1 country. From the airport's Wikipedia article.

### Year-round (2)

- [ABQ](https://dromopedia.com/airports/kabq.md) Albuquerque International Sunport · United States · 231 mi / 371 km · Contour Airlines
- [DEN](https://dromopedia.com/airports/kden.md) Denver International Airport · United States · 520 mi / 837 km · Contour Airlines

## Airlines

The figure is how many destinations each airline flies from CNM, as the routes above have them. Hubs from Wikidata.

### Passenger (1)

- LF [Contour Airlines](https://dromopedia.com/airlines/contour-airlines) · 2

## Rankings

Ranked among 48,075 open airports; = marks a shared place.

| Measure | Value | World | Region | Country |
| --- | --- | --- | --- | --- |
| Passengers | 8K (2025) | #2,754 of 3,974 | #681 in North America | #483 in US |
| Longest runway | 7,854 ft / 2,394 m | #2,933 of 29,858 | #621 in North America | #463 in US |
| Elevation | 3,295 ft / 1,004 m | =4,777 of 43,403 | =2,460 in North America | =1,914 in US |
| Age | Opened 1941 | =1,548 of 15,079 | =737 in North America | =705 in US |
| Runways | 4 | =41 of 29,978 | =20 in North America | =19 in US |

## Radio frequencies

| Type | Description | MHz |
| --- | --- | --- |
| ASOS | ASOS | 118.375 |
| CNTR | ALBUQUERQUE CNTR | 135.875 |
| RDO | ALBUQUERQUE RDO | 122.650 |
| UNIC | CTAF/UNICOM | 122.950 |

## Nearby airports

- [HOB](https://dromopedia.com/airports/khob.md) Lea County Regional Airport · 66 mi / 106 km
- [ROW](https://dromopedia.com/airports/krow.md) Roswell Air Center Airport · 68 mi / 110 km
- [INK](https://dromopedia.com/airports/kink.md) Winkler County Airport · 73 mi / 118 km

## Sources

- [BTS T-100 Segment](https://www.transtats.bts.gov/Tables.asp?QO_VQ=EEE&QO_anzr=Nv4%20Pn44vr45): US traffic: Bureau of Transportation Statistics, T-100 Segment (Public Domain (US Government))
- [FAA NASR](https://www.faa.gov/air_traffic/flight_info/aeronav/aero_data/NASR_Subscription/): US airport data: FAA National Airspace System Resources (Public Domain (US Government))
- [NOAA Aviation Weather Center](https://aviationweather.gov/data/api/): Weather data: NOAA Aviation Weather Center (Public Domain (US Government))
- [OurAirports](https://ourairports.com/data/): Airport data from OurAirports (Public Domain)
- [Wikidata](https://www.wikidata.org): Structured data from Wikidata (CC0 1.0)
- [Wikipedia: “Cavern City Air Terminal”](https://en.wikipedia.org/w/index.php?title=Cavern_City_Air_Terminal&oldid=1364272843), revision of 15 Jul 2026 (CC BY-SA 4.0)
- [timezone-boundary-builder](https://github.com/evansiroky/timezone-boundary-builder): Time zone boundaries © OpenStreetMap contributors, timezone-boundary-builder (ODbL 1.0)
- Every figure with its source: https://dromopedia.com/airports/kcnm/data