Chanute Martin Johnson Airport (KCNU)
Medium airport · Chanute, Kansas, United States
Airport data
| Name | Chanute Martin Johnson Airport |
|---|---|
| ICAO | KCNU |
| IATA | CNU |
| Elevation | 1,002 ft (305 m) above mean sea level |
| Coordinates | N 37°40'5" W 95°29'12" 37.66817, -95.48673 |
| Location | Chanute, Kansas, United States |
| Scheduled service | No |
Runways
| Runway | Length | Width | Surface | Lighted |
|---|---|---|---|---|
| 18/36 | 4,254 ft (1297 m) | 75 ft | ASP | Yes |
Chanute Martin Johnson Airport at a glance
Chanute Martin Johnson Airport is a medium airport in Chanute, Kansas, United States, known to airline systems as CNU. The field elevation of 1,002 ft (305 m) is the number every arriving pilot dials against QNH — circuit heights and initial approach altitudes at KCNU are all figured from it. There is no scheduled airline service listed here — typical traffic is general aviation, training and local operations.
The single runway, 18/36, offers 4,254 ft (1297 m) of asp surface, with runway lighting for night operations. Runway numbers give magnetic orientation: runway 18 points roughly 180° magnetic.
For the weather side of planning, the live METAR and TAF page for KCNU shows the current observation decoded line by line — wind on an instrument dial, visibility, cloud layers and the resulting flight rules — refreshed continuously from official sources.
Nearest airports to Chanute Martin Johnson Airport
Distances are great-circle, measured from the field reference point — planning distances along airways or roads will run longer.
| Airport | Code | Distance |
|---|---|---|
| Joplin Regional Airport | KJLN | 104 km (56 NM) |
| Topeka Regional Airport | KFOE | 143 km (77 NM) |
| Philip Billard Municipal Airport | KTOP | 156 km (84 NM) |
| McConnell Air Force Base | KIAB | 157 km (85 NM) |
| Tulsa International Airport | KTUL | 167 km (90 NM) |
Flight-planning notes for Chanute Martin Johnson Airport
Density altitude is the quiet performance-killer at any field: on a hot day the 1,002 ft field elevation of Chanute Martin Johnson Airport can translate into a substantially higher density altitude, stretching take-off rolls and flattening climb rates — run the numbers rather than trusting the feel of a standard day. Expect published instrument procedures, controlled airspace and clearance requirements; slots and handling may apply to general aviation traffic.
This entry is one of 917 airports and airfields we list for United States — the country index on the airports hub links the rest. Coordinates above are given in both DMS and decimal degrees so they can go straight into a GPS, a flight planner or a chart plot without conversion.
Where this data comes from
The reference layer behind this page builds on the OurAirports dataset — a public-domain, community-maintained register of the world's airports that many flight planners and apps rely on — with equity records preserved from documented historical listings where the dataset is silent. Figures are carried as published: elevations as surveyed, coordinates as filed, runway dimensions as recorded. Nothing is estimated to fill a gap, and the whole layer regenerates from source on every site build, so corrections upstream arrive here automatically.
Frequently asked questions about Chanute Martin Johnson Airport
What is the ICAO code of Chanute Martin Johnson Airport?
The ICAO identifier of Chanute Martin Johnson Airport is KCNU, and its IATA code is CNU. The ICAO code is the one used in flight plans, METAR reports and aeronautical charts.
How high is Chanute Martin Johnson Airport above sea level?
Chanute Martin Johnson Airport sits at an elevation of 1,002 feet (305 metres) above mean sea level. Field elevation is the reference for pattern altitudes and for setting the altimeter on the ground.
Where exactly is Chanute Martin Johnson Airport located?
The airport lies at 37.6682, -95.4867 — in Chanute, Kansas, United States, in the northern hemisphere. The closest listed field is Joplin Regional Airport, about 104 km away.
Does KCNU publish METAR weather reports?
Where the station reports, the current METAR and TAF for KCNU appear on its live weather page on this site, refreshed continuously from the US NWS Aviation Weather Center feed.
How long is the runway at Chanute Martin Johnson Airport?
Chanute Martin Johnson Airport has one runway. The longest, 18/36, measures 4,254 ft (1297 m) with a ASP surface.