CNM
Cavern City Air Terminal

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.
Timeline
1 event · 1941–1941APR 1941
OpenedCavern City Air Terminal opens.
From Wikidata · FAAEvery airfield, 1903–2026
Runways & airfield
Schematic · N · © OpenStreetMap · FAA diagram PDF03/21044° / 224° · LIT
LENGTH7,854 ft2,394 mWIDTH150 ft46 mSURFACEAsphalt
14R/32L154° / 334° · LIT
LENGTH5,837 ft1,779 mWIDTH100 ft31 mSURFACEAsphalt
08/26090° / 270° · LIT
LENGTH5,334 ft1,626 mWIDTH75 ft23 mSURFACEAsphalt
14L/32R156° / 336°
LENGTH4,616 ft1,407 mWIDTH150 ft46 mSURFACEAsphalt
Passengers per year
2016–20256K
8K
10K
10K
6K
9K
11K
10K
8K
8K
16171819202122232425
Routes
2 destinations · 1 countryStraight lines are great circles; rings mark true distance from CNM. From the Wikipedia article “Cavern City Air Terminal” (revision of 15 Jul 2026), CC BY-SA 4.0.
Records & rankings
Ranked among 48,011 open airports · world · region · countryScale: 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
4 channelsASOSASOS118.375
CNTRALBUQUERQUE CNTR135.875
RDOALBUQUERQUE RDO122.650
UNICCTAF/UNICOM122.950